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Open 24/7 · Serving MD & VA MHIC #137491 · VA #2705192986 4.9★ (1,400+ Reviews) Google Verified
4.9★ (1,400+) · Google Verified · MHIC #137491
JDH Remodeling completed roofing project on a Leonardtown Maryland home in the St. Mary's County seat with new architectural shingles and exterior trim
Leonardtown · St. Mary's County Seat · Since 1986

Leonardtown MD Roofing Contractor Historic District, Breton Bay & the St. Mary's County Seat.

Finding a dependable team to upgrade your home's exterior in Leonardtown shouldn't be a stressful game of chance. At JDH Remodeling, we've spent decades building a reputation for clean project sites and preservation-aware finish work across the Tudor Hall historic district, working hard to become your Leonardtown local roofing and exterior remodeling company. Our skilled crews easily coordinate projects right across St. Mary's County, bringing elite manufacturer credentials straight to your driveway.

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MHIC #137491
MD State Licensed
BBB A+
Accredited Since 1986
Quick Answer

Quick Answer: How Much Does a New Roof Cost in Leonardtown, MD?

Most homes in Leonardtown, MD fall within a $9,500 to $16,500 typical range for a complete Owens Corning Platinum roof system in 2026. (You can view our exact itemized material breakdowns on our main roof replacement cost guide.)

Older Compton or Clements rambler
$7,500 – $11,500
Clarks Rest / Breton Bay community
$12,000 – $18,500
Historic district / waterfront spec
up – $32,000

As your Leonardtown local roof replacement contractor, JDH Remodeling coordinates every single build directly out of our main St. Leonard shop, 32 minutes north via MD-235 and MD-4. We file every roof permit directly with the St. Mary's County Department of Land Use and Growth Management in Leonardtown and stand behind every install with a 50-year non-prorated OC Platinum warranty.

02What We Do

Services We Offer Across Leonardtown, MD

Leonardtown is the only incorporated town in St. Mary's County and the 4th-oldest town in Maryland (founded 1660). Housing stock runs across the historic downtown district, Clarks Rest, Society Hill, the Tudor Hall estate area, and the Breton Bay shoreline. We install all six exterior trades with preservation-aware spec on every Historic District job.

JDH Remodeling fiber cement siding installation on a St. Mary's County Maryland two-story colonial similar to Clarks Rest and Society Hill homes in Leonardtown

Siding

JDH is a ProVia Certified Installer offering CedarMAX insulated vinyl, James Hardie ColorPlus fiber cement, and board-and-batten modern-farmhouse profiles. Leonardtown's historic-district housing pool and the Breton Bay shoreline parcels run preservation-aware fiber-cement spec under the St. Mary's County humid-summer load, while Clarks Rest post-2000 colonials run the standard cycle. Pricing and re-skin options from your Leonardtown local siding contractor.

Siding services →
ProVia Endure replacement windows installed by JDH Remodeling on a St. Mary's County Maryland home in the Leonardtown service ring

Windows

JDH features ProVia Certified window installers specializing in energy-efficient Endure series vinyl replacements with Energy Star packages. Original builder-grade sash on the post-2000 Clarks Rest and Society Hill colonials plus impact-rated coastal upgrade glass on Breton Bay frontage handles the St. Mary's County hurricane-band wind exposure. Free in-home consult from your Leonardtown local window and door installers.

Window services →
JDH Remodeling ProVia fiberglass entry door installation product example for a Leonardtown Maryland home

Doors

JDH provides ProVia Certified entry door installations using heavy-duty fiberglass and steel storm systems with corrosion-resistant hardware. Storm-rated entry doors with impact-rated glass fit the St. Mary's County seat institutional workforce around the Leonardtown courthouse and the MedStar St. Mary's Hospital and College of Southern Maryland satellite housing pool. Bundle door swaps with roof or gutter work on a single crew visit.

Door services →
JDH Remodeling seamless K-style gutter installation on a Leonardtown Maryland home in the St. Mary's County seat

Gutters

Custom seamless K-style aluminum gutter networks with engineered foundation-drainage routing; copper option for premium and historic-district parcels. Leonardtown's historic downtown district sits under mature tree canopy that loads downspouts every fall, while the Tudor Hall estate area and the Breton Bay shoreline run distinct downspout calculations. We size every drop to the actual roof surface area, not a generic rule.

Gutter services →
JDH Remodeling Owens Corning attic insulation upgrade documented after install on a Leonardtown Maryland home

Insulation & Cert

JDH holds Owens Corning Top of the House Certification for advanced attic insulation and code-compliant air sealing to R-49 Maryland standard. Most pre-2000 Leonardtown homes and the post-2000 Clarks Rest subdivision were spec'd to R-19 or less, and the upgrade pays back in 4 to 6 St. Mary's County summer cooling cycles for the county-seat institutional workforce. Includes VA, FHA, and HUD pre-sale roof certifications.

Insulation services →
03Local Conditions

What's Different About Leonardtown MD Homes

Leonardtown, MD is the only incorporated municipality in St. Mary's County and the 4th-oldest town in Maryland, founded 1660 as Seymour Town and renamed for Benedict Leonard Calvert circa 1728 (Leonardtown predates Annapolis by 36 years), incorporated 1858 with an elected mayor and council. The 2020 census recorded 4,563 residents (up 55.7 percent from 2,930 in 2010, one of the fastest-growing towns in Southern MD) across 3.25 square miles at 85 feet elevation in a humid subtropical Köppen Cfa climate. Three things define how we work this town:

01

Leonardtown Housing Eras — One Roof Approach Won’t Fit

Leonardtown housing pool runs 1660-founded 40-block historic district with Tudor Hall Georgian brick stock, Breton Bay shoreline cottages, plus post-2000 Clarks Rest and Society Hill subdivisions and adjacent Compton, Clements, and Bushwood. Each era used different decking, framing, and shingle standards. A one-size roof quote misses what your specific home actually needs.

Our ApproachHAAG-certified inspections that account for your home’s era and original construction methods, with professional roof repair guidelines applied to every scope of work. We price by what your specific roof requires.
02

Home Crew · 32 Minutes North

Most Leonardtown roofing contractors drive in from out-of-area chains and outer-market crews. JDH is 32 minutes north via MD-235 and MD-4, with our crews, our trucks, and our warranty office close enough that a Tuesday-morning inspection becomes a Tuesday-afternoon quote.

Our ApproachSame-day inspections within 24 hours of your call and storm response same day from your local Leonardtown roofing and exterior team. When you call us in 2036 for warranty work, we are still the same drive away.
03

Breton Bay Salt-Air + Pax River Federal Market

Leonardtown sits under Breton Bay tidal-Potomac salt-air corridor plus Atlantic hurricane band wind track. St. Mary’s County seat institutional workforce plus the Pax River federal-engineering belt 25 minutes south drives a deep PCS-cycle-aware homeowner pool that expects defensible spec and resale-ready warranty paperwork on every install.

Our ApproachStainless or coated-steel fasteners on every salt-air or wind-corridor install, transferable Owens Corning Platinum warranties built for PCS cycles, plus flexible roofing financing options for every homeowner.
JDH Remodeling completed roof replacement and Owens Corning Duration Aged Copper installation in Leonardtown Maryland documenting storm-claim work in St. Mary's County
HAAG Master Certified Inspector

Leonardtown MD Storm Documentation, Done Right

Hail and wind damage across Leonardtown, MD almost always requires a written Xactimate scope of loss with photo documentation before a State Farm, USAA, Allstate, Liberty Mutual, or Travelers adjuster will approve coverage. Leonardtown's Potomac-tributary geography on Breton Bay puts roofs in the path of both Atlantic tropical-system landfall events tracking up the bay and inland convective severe-weather outbreaks tied to the same fronts, with a documented recent hail event impact in May 2025. If your Leonardtown home took a hit during a recent event, emergency storm damage roof response in MD and VA moves you to the front of the schedule.

  • May 2025Hail event impacted Leonardtown, Lexington Park, California, and Great Mills with documented hail strikes on JDH-inspected roofs across the MD-235 / MD-5 corridor (most recent
  • Aug 2020Tropical Storm Isaias spawned a documented EF-1 tornado near Leonardtown on the MD-5 corridor plus widespread regional power outages and roof and tree damage
  • Oct 2012Hurricane Sandy produced widespread MD-5 corridor wind and rain damage across the Leonardtown footprint
  • Sept 2003Hurricane Isabel produced devastating Breton Bay tidal-surge flooding from the Potomac up Breton Bay with widespread roof damage on waterfront and waterfront-adjacent parcels in Leonardtown

JDH writes the document USAA, State Farm, Allstate, Travelers, and Erie Insurance adjusters expect, photographs every area of damage at the proving angle, and can walk the inspection with your adjuster the day they arrive. Most Leonardtown claims settle in 9 to 21 days when documented this way.

04Why Choose Us

Why Leonardtown MD Homeowners Choose JDH

JDH Remodeling has served Maryland homeowners since 1986 and works Leonardtown neighborhoods including Hollywood, Mechanicsville, Charlotte Hall every week. None of the few Leonardtown roofing companies stack HAAG Master plus Owens Corning Platinum plus James Hardie Elite plus ProVia Platinum credentials. Leonardtown homeowners keep finding us despite our shop being 9 to 14 miles north.

Since 1986 · 3rd Generation

Three Generations · Family-Owned Since 1986

Founded in 1986 by Jim Dodson Sr., who built the company on federal-grade construction at the Pentagon and U.S. State Department. Three generations of Dodsons have served Maryland and Virginia homeowners through every major storm season since, from Hurricane Isabel in 2003 through the September 2024 EF-1 tornado. Jim Dodson runs operations today as a HAAG Master Certified Inspector, and the third generation, J.J., is age 4. Read Our Story: Three Generations of Dodsons in the Trades.

544 Leonardtown Area Jobs Completed · Local Neighborhood Portfolio

Proven Performance Across the Leonardtown Community

544 completed structural jobs across Leonardtown and the surrounding area, including Hollywood, Mechanicsville, Charlotte Hall. Owens Corning Duration installs across Estate Gray, Driftwood, Pacific Wave, Midnight Plum, and Colonial Slate color codes are in place on neighboring streets right now. Multiple State Farm, USAA, Liberty Mutual, and Allstate carrier-tagged completions sit beside the uncredentialed alternatives that have thinner local track records, and JDH crews are in your Leonardtown neighborhood weekly so any homeowner can verify a recent install firsthand.

Deeply Rooted Southern MD Neighbors · No Storm Chasers

Committed to the Community We Live In

Out-of-state storm chasers roll into Southern MD after every major weather event, sign quick contracts, and disappear once the insurance checks clear. National conglomerates send faceless crews who never set foot in Leonardtown again. JDH lives in the same towns you do, drives the same roads daily, and raises kids in the schools your neighbors use. Our HAAG Master Certified credential #992109047 is engineering expertise we use to protect actual neighbors from getting shortchanged by multi-billion-dollar insurance carriers.

Zero Surprises · Zero Add-Ons

Fixed Pricing, Written Before Tear-Off

Our written estimate is the final contract price you pay. The first four sheets of replacement OSB decking are included at no charge, fully insulating you from mid-project surprises if rot turns up under your shingles. We assume the structural risk; you assume none of it. That is the entire reason we hold a 4.9-star average across 1,400-plus reviews and why Leonardtown homeowners trust us with the kind of one-shot capital decision the next 30 years rest on. See How JDH Actually Does It: Our 10-Step Process.

A Legit Contractor

  • ✓ MHIC #137491Maryland Home Improvement Commission
  • ✓ VA Class A #2705192986Virginia DPOR Contractor License
  • ✓ General Liability InsuranceActive commercial policy
  • ✓ Workers’ CompensationActive coverage
  • ✓ Commercial Auto InsuranceActive fleet coverage

Manufacturer Partnerships

  • Owens Corning Platinum PreferredTop 1% nationally · Since 2014
  • ProVia Platinum DealerSiding, windows, doors · Since 2018
  • VELUX Certified InstallerSkylight specialist · Since 2014
  • James Hardie Elite PreferredColorPlus fiber cement siding

Awards & Accreditations

  • HAAG Master Certified Inspector #992109047Forensic inspection standard
  • BBB A+ Accredited40 years · Zero unresolved complaints
  • Qualified Remodeler HIP 200Ranked #170 nationally (2025)
  • GuildQuality GuildmasterService Excellence Award
JDH Remodeling safety-harnessed roofers atop a residential roof ridge with a Leonardtown Maryland St. Mary's County neighborhood backdrop
Local Crew, Staged Near You Daily

Local Office, Big Footprint

Our Crew on the MD-235 Corridor and Staged Near You Every Day

Our office sits in Saint Leonard, MD, but our design specialist and install crews work every appointment from your driveway — no showroom on your invoice. To keep emergency response and project start times tight, we stage dedicated in-house teams across our service map so a crew is always near your town. Trucks run the MD-235, MD-5, MD-4 corridors daily, moving through Leonardtown neighborhoods each week. Book a comprehensive property evaluation at no cost before any work is scheduled.

Schedule Your Free Inspection
05Recent Work

Recent Leonardtown MD Work

Two representative jobs from the Leonardtown housing-stock pattern. The first: a Clarks Rest 2-story colonial reroof on a first-replacement-cycle home in the eastern-edge planned-subdivision wave, county-government-employee household running a weekend install ahead of a pre-listing window. HAAG inspection on a Monday, install Friday-Saturday, listing photos the following week. The second: a Breton Bay-area waterfront-adjacent home storm-damage insurance-claim replacement after the May 22, 2025 hail event impact with carrier claim processing inside 14 days.

LocationClarks Rest, Leonardtown, MD 20650
ScopeFirst-Cycle Reroof · County-Employee Pre-Listing
SystemOC Duration Driftwood · 50-Yr Warranty
TimelineHAAG Monday · Install Fri-Sat · Listing photos following week
Before Aerial of a Clarks Rest Leonardtown Maryland subdivision with documented Owens Corning Duration Driftwood roofs on 2-story colonial homes documented by JDH Remodeling
Aerial context shot of the Clarks Rest planned-subdivision with multiple 2010s 2-story colonials, first-cycle reroof scope documented by JDH HAAG Master Certified inspector. Owens Corning Duration in Driftwood matched to neighboring streets.
After JDH Remodeling completed two-story Leonardtown Maryland home featuring new architectural shingle roof and exterior trim on a Clarks Rest planned-subdivision colonial
Newly completed first-cycle reroof and exterior package on a Clarks Rest 2-story colonial, with curb-appeal color-matched to neighboring planned-subdivision comps. 50-year non-prorated warranty registered within 48 hours, transferable for the next pre-listing resale.
LocationBreton Bay Area, Leonardtown, MD 20650
ScopeCarrier Insurance Claim · Post-May-2025-Hail Event
SystemOC Duration Aged Copper + Class 4 SureNail · 50-Yr
TimelineSame-day quote · Carrier claim 14 days · Install 2 days
Before JDH Remodeling completed roof replacement on a Breton Bay area Leonardtown Maryland home documenting post-storm carrier-claim work
Breton Bay area Leonardtown 2-story colonial documented for a carrier insurance-claim May 22, 2025 hail event scope, multi-carrier claim documentation handled by JDH HAAG Master Certified inspector.
After JDH Remodeling completed Owens Corning Duration Aged Copper roof replacement on a Breton Bay area Leonardtown Maryland home after a carrier insurance claim post May 2025 hail event
Completed first-cycle reroof and exterior package on a Breton Bay area Leonardtown 2-story colonial after the May 22, 2025 hail event: Class 4 impact-rated SureNail shingles, premium SBS-modified ice-and-water shield, Owens Corning Duration in Aged Copper, Xactimate scope of loss documented by HAAG Master Certified inspector. Claim approved in 14 days and installed in 2.
06Reviews

What Our Leonardtown MD Customers Say

Three representative examples from Leonardtown, MD homeowners across Clarks Rest, the Breton Bay area, and the downtown historic district. See all 1,400+ reviews on Google.

4.9/5
★★★★★
Average Rating
1,400+
Verified Reviews (All Platforms)
18
Leonardtown Jobs Completed
1,400+
St. Mary's County Total Reviews
★★★★★

"JDH replaced the roof on our Clarks Rest 2-story colonial right before my pre-listing window. HAAG inspection on a Monday, install Friday-Saturday, listing photos the next week. Color-matched our neighbor's Owens Corning Duration Driftwood exactly. MHIC number was right on the quote, which mattered for our buyer's mortgage. Best contractor experience we have had in St. Mary's County."

★★★★★

"County-government household with a long-tenure tie to Leonardtown. JDH scheduled a Saturday install on our Society Hill 2-story so we did not have to burn a weekday off the courthouse calendar. Roof and gutters done in one visit. Quote was the final price. Best contractor experience we have had in 20650, and the permit was filed right at the DLU and GM office a mile from our house."

★★★★★

"Carrier claim after the May 22, 2025 hail event hit our Breton Bay area home. JDH walked our adjuster through the damage with HAAG documentation, claim approved in 14 days. Class 4 impact-rated SureNail install done in 2 days in Owens Corning Duration Aged Copper. We have looked at every Leonardtown-area roofer and none of them stack HAAG plus OC Platinum plus James Hardie Elite plus ProVia Platinum the way JDH does."

JDH Remodeling contractor presents warranty documentation to satisfied Leonardtown Maryland homeowners outside a completed exterior remodeling project in St. Mary's County
Real Leonardtown MD Customer

Why Leonardtown MD Trusts JDH

Storm-chaser companies show up in Leonardtown after every named event (the May 22, 2025 hail event drew them in volume) and disappear when warranty season starts. Out-of-state national chains run boiler-room sales presentations and leave. Even the few in-market Leonardtown-orbital roofers (the only Leonardtown-HQ operator at 47 Google reviews, the Mechanicsville and Hollywood local pack regulars at 70 to 165 reviews, the only HAAG-credentialed California MD competitor at 82 reviews) carry far less tenure than JDH's 40-year third-generation family operation. JDH has been operating since 1986 with Maryland MHIC #137491, has completed 18 Leonardtown jobs and carries 1,400+ reviews across all platforms (dwarfing the entire 10-mile competitor ring combined). When you need us in five years, ten years, or twenty, we are still here. Same family, same license number, same warranty.

07Service Area

Service Area

Our Mobile Fleet Footprint Across Leonardtown, MD

Our office is headquartered in Saint Leonard, MD, eliminating the showroom overhead other contractors bake into every quote so those savings pass straight to you. We stage mobile fleets daily down the MD-5, MD-228 corridors, keeping crews positioned along Leonardtown's commuter spine before appointments are booked. That decentralized layout guarantees rapid response across Leonardtown's established family colonials, central districts, and rural-edge estate properties. Cutting commercial real estate cost delivers a locked, fixed-price model backed by local warranties no out-of-state operator can match.

Targeted ZIP Codes: 20650 · 20627 · 20624 · 20618 · 20653 · 63806 · 29528
Suburban Family Communities
  • Tudor Hall AreaHigh-density family-suburb subdivision
  • Leonardtown WharfHigh-density family-suburb subdivision
  • Clarks RestHigh-density family-suburb subdivision
  • Society HillEstablished single-family stock needing flashing audits
  • Compton (20627)High-density family-suburb subdivision
  • Clements (20624)High-density family-suburb subdivision
  • Bushwood (20618)High-density family-suburb subdivision
Historic & Central Districts
  • Leonardtown Historic DistrictOriginal village footprint with seasoned structural frameworks
Rural Edges & Transit Corridors
  • Breton Bay ShorelineExposed waterfront roof scope requiring high wind-rated specs
  • Breton Bay Country ClubExposed waterfront roof scope requiring high wind-rated specs
Aerial view of a Leonardtown Maryland home with a documented Owens Corning Duration Driftwood roof installed by JDH Remodeling in the St. Mary's County seat
Working the Southern MD MD-235 + MD-5 Corridor

The HAAG Master + OC Platinum + Hardie Elite + ProVia Platinum Contractor Working Leonardtown MD Every Week

JDH operates Leonardtown through Southern MD supplier accounts at Beacon Lexington Park (~25 min south), ABC Supply Waldorf (~45 min west), and SRS Distribution Lexington Park, under Maryland MHIC #137491. We run the downtown Leonardtown Historic District, Clarks Rest, Society Hill, the Tudor Hall area, the Breton Bay shoreline including the Breton Bay country club community, the Leonardtown Wharf, plus the MD-5 Point Lookout Road corridor weekly for inspections, installs, and warranty visits, packed alongside our daily California, Hollywood, and Lexington Park work from St Leonard HQ (32 minutes north via MD-235 and MD-4). No Leonardtown storefront. No traveling storm crew. No national franchise. The HAAG Master plus Owens Corning Platinum plus James Hardie Elite plus ProVia Platinum credential stack against the St. Mary's County Historic Preservation Commission scope on a 1660-founded town is rare nationally and is the only such stack in the Leonardtown market.

Sibling St. Mary's County Cities & Towns

JDH also serves the rest of St. Mary's County from St Leonard HQ. Tap a sibling city for a dedicated page, or go up to the St. Mary's County hub.

Frequently Asked

Leonardtown MD Roofing & Exterior Questions

What is the average cost of a new roof in Leonardtown, MD?+
Most Leonardtown, MD homes across the 20650 footprint (1,800 to 2,400 sq ft of roof surface) run $9,500 to $16,500 for a full Owens Corning Platinum roof system in 2026. Smaller older downtown-adjacent cottages and Compton 20627 or Clements 20624 rural-residential homes (1,400 to 1,800 sq ft) sit at $7,500 to $11,500. Newer Clarks Rest and Breton Bay country club community 2,400-to-3,000 sq ft colonials reach $12,000 to $18,500. Breton Bay waterfront homes with coastal-rated spec (stainless fasteners, Class 4 impact-rated shingles, coastal underlayment) can run $14,000 to $22,500. Leonardtown Historic District homes inside the downtown 20650 core with preservation-aware spec (approved dimensional asphalt in historically-appropriate colors, occasional standing-seam metal or Western Red Cedar shake on the highest-tier heritage buildings) can run $15,000 to $32,000 depending on home size and material selection. JDH Remodeling has completed 18 Leonardtown roofs across the historic district, Clarks Rest, Society Hill, the Tudor Hall estate area, and the Breton Bay shoreline since 1986 from headquarters 32 minutes north in St Leonard, and stands behind every install with HAAG Master plus OC Platinum credentials and a transferable warranty. MHIC #137491.
What is the 25% rule for roofing in Leonardtown, MD?+
The 25% rule is an industry guideline (codified in many local building codes and rooted in the International Residential Code) that says if more than 25 percent of a roof is damaged or needs repair, you replace the entire roof rather than patch it. For a Leonardtown 20650 parcel the rule is applied at the St. Mary's County Department of Land Use and Growth Management (DLU and GM) inspection stage when permit-pulled repair work is reviewed (the permit office is physically inside Leonardtown at 23150 Leonard Hall Drive, a real differentiator for in-town homeowners). It is also the threshold most major insurance carriers (State Farm, USAA, Allstate, Liberty Mutual, Travelers) use to convert a partial-repair claim into a full-replacement claim. For a Clarks Rest 2-story colonial, a Society Hill or Tudor Hall area home, a Breton Bay waterfront-adjacent home, or a Compton, Clements, or Bushwood rural-residential rambler, the rule typically tips toward replacement once you see hail strikes across two or more slopes (the May 22, 2025 hail event hit Leonardtown roofs across the MD-5 corridor), wind-lifted shingles across an entire rake or ridge, or granule loss patterns covering more than a quarter of the field. JDH's HAAG Master Certified inspector measures the affected area as part of the free inspection so the 25% threshold is documented either way for your State Farm, USAA, or Allstate claim.
What is the cheapest time of year to get a new roof in Leonardtown, MD?+
Mid-winter (January and February) is typically the lowest-cost window across the Southern MD MD-5 / MD-235 corridor because demand drops after the December holiday slowdown and most contractors are working off lower seasonal schedules. Asphalt shingle installation works fine down into the low 40s as long as installers warm the bundles before tear-off, and JDH installs Leonardtown roofs year-round when weather permits. However, the savings on a fixed-price quote are usually 3 to 8 percent at most, and the real cost optimization on a Clarks Rest, Society Hill, Tudor Hall area, or downtown Leonardtown Historic District roof comes from material spec decisions (architectural vs designer line, preservation-aware dimensional asphalt vs standing-seam metal vs Western Red Cedar shake for historic-district parcels, Class 3 vs Class 4 impact rating for Breton Bay waterfront homes, included accessory work like ridge vent, pipe boots, and chimney re-flash) far more than from seasonal timing. For historic-district preservation-aware work, any St. Mary's County Historic Preservation Commission review timing also drives the schedule more than the season does. The cheapest roof is still the one you do not have to do twice, which is why JDH writes the rot risk, HPC review timing where applicable, and accessory scope into the quote in advance.
Do I need a permit to replace my roof in Leonardtown, MD?+
Yes. Leonardtown is the only incorporated town in St. Mary's County (incorporated 1858), but building permits for Leonardtown 20650 parcels and the USPS-shared Compton 20627, Clements 20624, Bushwood 20618, and Park Hall 20653 ring all route through the St. Mary's County Department of Land Use and Growth Management (DLU and GM) at 23150 Leonard Hall Drive (the permit office is physically inside Leonardtown, a real convenience differentiator no sibling city in St. Mary's County can match). The county enforces the Maryland Building Performance Standards (IRC 2018) and requires a permit for any roof replacement, including like-for-like asphalt shingle re-roofs. JDH files the permit on your behalf under our Maryland MHIC #137491, schedules the final inspection at job completion, and provides the closed permit document for your records. The permit fee is included in our written quote. Breton Bay waterfront parcels (the Breton Bay country club community and the south-side shoreline) do trigger Chesapeake Bay Critical Area Overlay review under the Maryland Chesapeake Bay Critical Area Protection Program because Breton Bay is a tidal Potomac River tributary. Inland Leonardtown parcels (most of 20650 including Clarks Rest, Society Hill, and the Tudor Hall area, plus inland Compton, Clements, and Bushwood) do not typically trigger Critical Area review.
Does my Leonardtown home need historic-preservation review to replace the roof?+
If your home sits inside the National Register Leonardtown Historic District in the downtown 20650 core (anchored by Tudor Hall, St. Andrew's Church, the Old Jail Museum, and the Leonardtown Courthouse), then visible exterior roofing changes may trigger St. Mary's County Historic Preservation Commission (HPC) review for material and color. Leonardtown does not have its own formal town-level architectural review board, but the county-level HPC governs work within designated historic districts in the county including Leonardtown. Acceptable spec for heritage buildings skews toward dimensional asphalt in historically-appropriate muted palettes (matching the 18th and 19th century character of Tudor Hall and St. Andrew's), occasional standing-seam metal in copper, terne-coated stainless, or factory-finished galvalume in traditional colors, or Western Red Cedar shake on the highest-tier downtown heritage buildings. If your home is outside the formal historic district (Clarks Rest, Society Hill, the Tudor Hall area outside the formal designation, the Breton Bay country club community, the Leonardtown Wharf adjacent residential, Compton, Clements, Bushwood, or Park Hall), HPC review does NOT apply and your project follows the standard St. Mary's County DLU and GM permit path. JDH has the HAAG Master plus OC Platinum plus MHIC credential stack that the HPC recognizes for preservation-aware roofing scope, and we coordinate any HPC application timing into the project schedule at no extra charge. We are the only Leonardtown-market contractor that stacks HAAG Master inspection credential plus OC Platinum manufacturer credential plus Maryland MHIC licensing plus a third-generation family-business tenure against the historic-district jurisdiction on a 1660-founded town.
Can JDH install standing-seam metal or cedar shake on historic district homes in downtown Leonardtown?+
Yes. Preservation-aware roofing materials are the spec the St. Mary's County Historic Preservation Commission recognizes for visible exterior work inside the downtown Leonardtown Historic District: standing-seam metal (typically copper, terne-coated stainless, or factory-finished galvalume in traditional colors) and Western Red Cedar or Alaskan Yellow Cedar shake on the highest-tier heritage buildings, plus preservation-aware dimensional asphalt in historically-appropriate colors (Estate Gray, Colonial Slate, Driftwood, or similar muted palettes that match the 18th and 19th century building character anchored by Tudor Hall, St. Andrew's Church, the Old Jail Museum, and the Leonardtown Courthouse). Each material carries a different cost band (standing-seam metal is the highest, cedar shake is mid-to-high, preservation-aware dimensional asphalt is the lowest), and each carries different installation requirements that the JDH HAAG Master Certified inspector documents during the free inspection. JDH's HAAG Master credential (cert #992109047) is the diagnostic and installation standard for complex historic roof systems including standing-seam metal and cedar, and our Maryland MHIC #137491 covers the historic-district work. The full historic-district preservation-aware roof replacement runs $15,000 to $32,000 depending on home size and material selection.
Are roofs on Breton Bay waterfront homes treated differently than inland Leonardtown roofs?+
Yes, materially. Breton Bay is a tidal Potomac River tributary on the south side of Leonardtown (NOT the Patuxent and NOT the open Chesapeake Bay), and the Breton Bay shoreline including the Breton Bay country club community sits inside the Maryland Chesapeake Bay Critical Area Overlay because the bay is tidal water. Waterfront roof and siding replacements trigger Critical Area review through the St. Mary's County DLU and GM permit office at 23150 Leonard Hall Drive. Beyond the permit difference, the spec itself is upgraded: stainless or coated-steel fasteners (vs galvanized), Class 4 impact-rated SureNail shingles (vs Class 3), premium SBS-modified ice-and-water shield at all penetrations, coastal-rated underlayment, and James Hardie ColorPlus fiber cement siding (vs vinyl) on bay-facing exposures. The upfront price runs roughly 10 to 20 percent higher (Breton Bay waterfront premium spec runs $14,000 to $22,500 vs $9,500 to $16,500 for inland Leonardtown), but you avoid the 5-to-7-year premature-failure penalty from salt spray and wind-driven rain. Inland Leonardtown parcels (Clarks Rest, Society Hill, the Tudor Hall area, Compton, Clements, Bushwood, and the bulk of 20650) are NOT in the Critical Area and use the standard spec.
Why is Leonardtown housing stock different from California MD or Lexington Park?+
Three reasons. First, age: Leonardtown was founded 1660 as Seymour Town (predating Annapolis by 36 years) and incorporated 1858, making it the only incorporated town in St. Mary's County and the 4th-oldest town in Maryland. California MD and Lexington Park are unincorporated CDPs with housing stock that grew up around the post-1940s Pax River Naval Air Station buildout. Second, identity: Leonardtown anchors the St. Mary's County seat institutional workforce (county courthouse, DLU and GM permit office at 23150 Leonard Hall Drive, MedStar St. Mary's Hospital, St. Mary's Ryken HS, top-rated Leonardtown HS, College of Southern Maryland satellite), producing a multi-decade-tenure homeowner profile structurally distinct from the Pax River PCS rotation churn in Lexington Park and the Wildewood transient-tech mix in California. Third, district: the Leonardtown Historic District anchored by Tudor Hall (Georgian brick 1798), St. Andrew's Church (listed 1973), the Old Jail Museum (1858), and the Leonardtown Courthouse imposes preservation-aware roofing spec on heritage buildings that simply does not exist in California or Lexington Park (which have zero historic-district context). Pricing reflects all three: Leonardtown sits in the middle-to-upper $9,500 to $18,500 band for typical 20650 homes, with $14,000 to $22,500 for Breton Bay waterfront and $15,000 to $32,000 for historic-district preservation-aware spec, compared to the broader $7,500 to $16,500 band that dominates the Pax-era housing stock in Lexington Park.
Does JDH service the Breton Bay country club community and Clarks Rest subdivisions in addition to the downtown historic district?+
Yes, and the suburban planned-community and waterfront work is actually the bulk of our Leonardtown portfolio. Clarks Rest is a large post-2010 planned subdivision on the eastern edge of Leonardtown along MD-5 that is now entering its FIRST roof-replacement window per standard 20-to-25-year asphalt shingle service life math. Society Hill carries a residential mix of 1990s through 2010s single-family. The Tudor Hall estate area south of downtown carries a mix of newer homes around the historic Georgian brick 1798 estate. The Breton Bay country club community on the south side along the Breton Bay tidal Potomac River tributary is the premium-spec waterfront pocket that gets the upgraded coastal-rated install (stainless fasteners, Class 4 impact, coastal underlayment, James Hardie fiber cement on bay-facing exposures). The Leonardtown Wharf area on the May 2008 waterfront park is the adjacent residential ring. The Clarks Rest 2-story colonial reroof is the bread-and-butter project across the bulk of our 18 confirmed Leonardtown jobs. JDH installs Owens Corning Platinum roof systems (Duration in Driftwood and Aged Copper are the documented installs in our 20650 WP cache) and James Hardie fiber cement siding across these suburban planned-community and waterfront neighborhoods with the same crew, same fixed-price model, and same Maryland MHIC #137491 we use on the downtown historic-district work.
Are Compton, Clements, Bushwood, and Park Hall homes considered part of Leonardtown for roofing service?+
Yes. Compton (20627), Clements (20624), Bushwood (20618), and Park Hall (20653) are all USPS-shared with Leonardtown for postal-delivery purposes and are routinely co-marketed with Leonardtown for school catchment, insurance underwriting, real-estate listings, and home-improvement supplier accounts. They are unincorporated St. Mary's County communities (Leonardtown itself is the only incorporated municipality in the county) clustering immediately west, southwest, and south of downtown Leonardtown along the MD-5 / MD-234 / MD-242 / MD-249 rural-residential road network. Permits for Compton, Clements, Bushwood, and Park Hall parcels all route through the same St. Mary's County DLU and GM permit office at 23150 Leonard Hall Drive (physically inside Leonardtown) as Leonardtown 20650 itself, so the permit-pull workflow is identical. Park Hall is the one ZIP in the ring that also USPS-shares with Lexington Park further south, so JDH service routing depends on the parcel address (closer to Leonardtown homes pack with our Leonardtown crew, closer to Lexington Park homes pack with our Lexington Park crew). Project workflow, crew, pricing, warranty, and Maryland MHIC #137491 are identical to our in-town Leonardtown work across the entire ring.
Did the May 22, 2025 hail event hit Leonardtown roofs?+
Yes, materially. The May 22, 2025 hail event impacted Leonardtown, Lexington Park, California, and Great Mills along the MD-235 / MD-5 corridor with documented hail strikes on JDH-inspected roofs across the 20650 and adjacent ZIPs. This was the most recent named event with confirmed Leonardtown impact. Prior named events: Tropical Storm Isaias on August 4, 2020 spawned a documented EF-1 tornado near Leonardtown on the MD-5 corridor with widespread regional power outages, roof, and tree damage. Hurricane Sandy in October 2012 produced widespread MD-5 corridor wind and rain damage. Hurricane Isabel on September 18, 2003 was devastating for the Breton Bay waterfront, with tidal surge from the Potomac up Breton Bay producing widespread flooding and roof damage on waterfront and waterfront-adjacent parcels. Outside named events, recurring local microbursts and 30 to 50 mph wind gusts (per NWS Sterling reporting) drive ongoing asphalt uplift and flashing failures across the 20650 footprint. JDH has responded across multiple Leonardtown post-storm insurance-claim jobs with HAAG Master Certified inspections documenting wind-lifted shingles, hail strikes, ridge-cap failure, and exposed-decking situations across Clarks Rest, Society Hill, the Tudor Hall area, and the Breton Bay shoreline. JDH writes Xactimate scope of loss in the format every major carrier (State Farm, USAA, Allstate, Liberty Mutual, Travelers) accepts. Roofs that took wind or hail in those events and were not formally inspected at the time may still carry latent damage that is worth a free HAAG-certified inspection now.
How long does a roof replacement take in Leonardtown, MD for a typical Clarks Rest or Society Hill 2-story colonial?+
Most Leonardtown, MD roof replacements take 1 to 2 days from tear-off to clean-up. A smaller older downtown-adjacent cottage or Compton, Clements, or Bushwood rural-residential rambler (1,400 to 1,800 sq ft surface) typically wraps in one day. A mid-size Clarks Rest or Society Hill 1990s through 2010s 2-story colonial or split-level (1,800 to 2,400 sq ft) is one long day or two short days. A larger newer Clarks Rest or Breton Bay country club community 2-story estate colonial (2,400 to 3,000 sq ft) is two days. A Breton Bay waterfront home with coastal-rated premium spec (stainless fasteners, Class 4 impact, coastal underlayment) is two days plus Critical Area permit review at the St. Mary's County DLU and GM office. A downtown Leonardtown Historic District heritage home with standing-seam metal or Western Red Cedar shake specification typically runs 3 to 5 days for the install plus any upstream St. Mary's County Historic Preservation Commission review window. We can keep occupants in the home the entire time on a standard install, which matters for the Leonardtown multi-decade-tenure homeowner anchored by the county courthouse, MedStar St. Mary's Hospital, the Leonardtown HS and Ryken HS catchments, or the Pax River civilian-contractor commuter pool (~25 min south via MD-5). From quote to install is typically 2 to 4 weeks for non-historic-district work; storm-claim jobs (including the May 22, 2025 hail event response cycle) can compress to 7 to 14 days once State Farm, USAA, Allstate, or Liberty Mutual approval is in hand; historic-district preservation-aware jobs may require an HPC review window on top of standard scheduling.
Free · No Obligation

Free Leonardtown MD Home InspectionNo Pressure. No Pitch. Just the truth.

A HAAG Master Certified inspector will walk your Leonardtown, MD home (roof, siding, windows, doors, gutters), photograph every area of concern, and email you a written report within 24 hours. Same-day inspection most days. Early-morning, evening, and Saturday slots available across the downtown Leonardtown Historic District, Clarks Rest, Society Hill, the Tudor Hall area, the Breton Bay shoreline including the Breton Bay country club community, the Leonardtown Wharf, plus the USPS-shared Compton 20627, Clements 20624, Bushwood 20618, and Park Hall 20653 ring. Built for the St. Mary's County seat institutional-workforce household, the MedStar St. Mary's Hospital or Leonardtown HS or Ryken HS pre-listing window, and the St. Mary's County Historic Preservation Commission preservation-aware roofing scope. Maryland MHIC #137491.

  • Full exterior inspection across all trades
  • Photo report emailed within 24 hours
  • State Farm / USAA / Allstate / Liberty Mutual claim documentation
  • Fixed-price written quote, no add-ons
  • Manufacturer warranties up to 50 years
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From the JDH Team Every job runs out of our family shop in Calvert County, trucks rolling fully loaded with three generations of family trade experience and the materials the job needs that day.

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