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Red standing seam metal roof on a large white historic home with brick chimneys and a columned portico, installed by Black Stone Roofing, the roofing contractor serving Hagerstown MD from its shop in Martinsburg WV

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HAGERSTOWN AND WASHINGTON COUNTY, MARYLAND

Roofing Contractor in Hagerstown, MD

Our shop is at 1886 Winchester Ave, Martinsburg, WV 25405, about 25 miles straight up I-81 and roughly a half hour from downtown Hagerstown without traffic. We are not going to pretend to be a Hub City company. What we will tell you is which of the two permit offices your address belongs to, whether your block sits inside one of the four local historic districts, and what the Maryland Home Improvement Commission rules mean for the contract you are about to sign. Family owned since 2016, licensed in Maryland and four other states.

SWaM certified, woman ownedAbout 25 miles up I-81 from our shopCity of Hagerstown or Washington County permit, we pull itCertificate of Appropriateness handled before the permitFull tear off, never a roof over4.9 stars from 50 Google reviewsOpen 24 hours, every day
Answered 24 hours a day Storm response across Washington County (540) 550-9703
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READ YOUR ROOF

What Hagerstown roofs actually do

Hagerstown does not fail the way the subdivisions up I-81 fail. The median house in the city was built in 1962, roughly 32 percent of the housing stock went up before 1940, and close to 30 percent of dwelling units citywide are rowhouses or otherwise attached, a share that climbs past 40 percent on the west side of town. Add a ground snow load the City publishes at 30 pounds per square foot for one and two family structures, about 31 inches of snow in an average year against roughly 21 in Martinsburg, and a town sitting near 550 feet with South Mountain on one side and the Bear Pond Mountains on the other. These are the things we look for first.

Aerial view of a long white barn with a dark standing seam metal roof and three cupolas on a farm property, metal roofing by Black Stone Roofing near Martinsburg WV

A stain running down the party wall of a rowhouse

On the attached blocks off Potomac and around South Prospect Street, your roof does not stop at your property line in any way that matters to water. The plane continues onto your neighbor’s house, and the failure is almost never in the field. It is the counterflashing where the roof meets the shared wall, or a parapet cap that has opened up. Anybody who quotes your half without looking at the wall detail is quoting the wrong thing.

Ice building at the eave in January

January is the snowiest month here, averaging close to 10 inches by itself, and the valley floor holds cold against the mountain to the east. That freeze and thaw cycle at the overhang is the ice dam engine. We run self adhering membrane at the eaves on every replacement we do as standard practice, and we will confirm the current requirement with the City at 301-739-8577 or the County at 240-313-2460 for your specific address rather than guessing at it.

The steep lower slope of a mansard giving up its shingles

Second Empire houses in the older districts carry mansard roofs whose lower slope reads more like a wall than a roof. It takes wind straight on, it does not shed the way a normal pitch does, and shingles fastened to it the way a field slope gets fastened will not stay. Queen Anne turret cones and the steep complex hips on this same generation of house have the same problem for a different reason. These are not roofs to bid off a satellite measurement.

Nails that will not hold on a house older than the war

Nearly a third of Hagerstown’s homes predate 1940, and another six percent came in during the 1940s. That stock sits on board decking, not sheet goods, and a gap wider than half an inch will not hold a roofing nail no matter what goes over it. We grade the deck in front of you and the per sheet rate for replacement wood is printed on your estimate before anybody climbs a ladder.

A rear ell that holds water instead of shedding it

The low slope rear additions behind older Hagerstown blocks are a different roof from the front of the same house, and asphalt shingles do not belong on them. When that back section keeps failing while the front stays fine, the answer is usually a membrane, not another round of shingles. That is single ply membrane work, and it is a separate scope on the same estimate.

Flat acreage out by the I-70 and I-81 crossroads

Washington County built its distribution economy on that interchange, and the buildings that came with it are enormous single ply fields with hundreds of seams and dozens of curbs. Amazon’s HGR6 facility, the FedEx Ground and FedEx Freight operations, Hitachi Rail, and the Wesel Boulevard logistics corridor all live on that kind of roof. Seam integrity, fastener pattern, and drain condition are the whole ballgame. Start on the commercial roofing page.

PERMITS, CODE, AND REVIEW

Getting a roof legally onto a Hagerstown building

Aerial view of a new custom home with a dark charcoal standing seam metal roof installed by Black Stone Roofing near Martinsburg WV, with board and batten siding still going up and work trucks parked on the jobsite

First question: are you inside city limits or not

There are two separate permit offices and most out of town roofers do not know it. Inside the City of Hagerstown, it is the Permits and Inspections Department on the third floor of City Hall, 1 E. Franklin St., Hagerstown, MD 21740, reachable at 301-739-8577, open Monday through Friday 8:00 AM to 4:00 PM. Outside the city, in unincorporated Washington County, it is the Division of Permits and Inspections at the County Administrative Annex, 747 Northern Ave, Hagerstown, MD 21742, at 240-313-2460. A Hagerstown mailing address does not settle the question. The jurisdiction line does.

The City’s published reroof trigger

The City of Hagerstown states it plainly: a permit is required when more than 20 percent of the roof sheathing or decking is replaced, when the roofing material type changes, or when new roofing is installed over existing roofing. That third item is one more reason we do not do roof overs. The County does not publish a roofing specific threshold the way the City does, so for a county address we call 240-313-2460 and confirm rather than repeat what a competitor’s website says.

Inspections are requested from a different department

In the county, permits come from Permits and Inspections but the inspections themselves are performed by the Department of Engineering and Construction, requested through the automated line at 240-313-2488 or through the county’s Citizen Access portal online. Permit processing hours are also narrower than the general office hours, and Wednesdays close earlier. We schedule around that so your job does not sit waiting on a Thursday morning slot nobody booked.

Funkstown is its own town

Funkstown, just southeast of the city, is a separately incorporated municipality with its own government. Halfway, southwest of town, is a census designated place and reads to the county. We confirm jurisdiction for a Funkstown address before we file anything instead of assuming city rules apply to it.

Four local historic districts, and a permit that will not issue without a COA

City Center, Oak Hill, Potomac-Broadway, and South Prospect Street are locally designated historic districts, and work in them goes through Design Review by the Historic District Commission. A building permit will not be issued until a Certificate of Appropriateness is granted. The HDC meets on the second and fourth Thursdays of each month at 4:30 PM, staffed by the Planning and Code Administration Department, which in practice means two to four weeks of calendar before your permit is even in play. Roof replacements do come through that process, and changes of material get real scrutiny. If your house is in one of those four districts, call us early. See our specialty roofing page for how we handle review work.

National Register listing is not the same thing as local designation

Hagerstown has six National Register districts, including the Hagerstown district and the City Park district, and competitors blur this constantly to sound knowledgeable. National Register listing on its own does not restrict what a private owner does to their own roof. It is the local district designation that triggers mandatory review. If you have been told your City Park block needs a COA and it is not in one of the four local districts, ask who told you and why.

The code your roof is built to is a state code

Maryland runs the Maryland Building Performance Standards statewide, and the state adopted the 2021 family of codes including the IRC and IBC, with local jurisdictions given twelve months to amend and adopt by a deadline of May 29, 2024. Washington County has adopted the 2021 IRC and IBC with local amendments. That means the baseline in Hagerstown is a Maryland baseline, not the West Virginia one 25 miles south, and the two are administered by entirely different people.

THE SYSTEM SPEC

What goes back on a Hagerstown roof, and why

Large custom home near Martinsburg WV with a new charcoal standing seam metal roof above stone veneer and tan board and batten siding
DECKING

The wood under everything, on stock that averages sixty years old

7/16 OSB or 15/32 CDX is the modern minimum and the deck should read under 19 percent moisture. On the roughly third of Hagerstown houses built before 1940 we routinely find 1×6 or 1×8 plank instead, sometimes skip sheathed under an old covering. Gaps get sheathed over across the whole plane. There is no version of that job where we work around it, and every sheet we replace gets photographed with a tape measure in the shot.

SNOW LOADING

30 pounds per square foot, published by the permitting authority

The City lists a ground snow load of 30 PSF for one and two family structures and 40 PSF for commercial and other structures. That number is not decoration. It drives what a rafter or truss is allowed to carry, and it is the reason a structural question on an old Hagerstown roof gets answered by an engineer rather than by a salesman. If we open a deck and find a framing problem, you get told, in writing, before we cover it back up.

EAVES AND VALLEYS

Self adhering membrane where water stalls

Our standard on every replacement is self adhering membrane at the eaves, in valleys, at roof to wall transitions, behind chimneys, and at every low slope tie in. On the shallow pitches with deep overhangs common on older Hagerstown houses, covering the eave properly means more than one course of 36 inch membrane, not one. We size it off your actual overhang and wall line, not off a rule of thumb.

PARTY WALLS AND PARAPETS

The detail that decides whether a rowhouse leaks

With close to 30 percent of city dwelling units attached, the shared wall is the single most common leak source we expect to find here. Counterflashing has to be cut in and sealed, not surface caulked, and a parapet cap that is coming apart gets addressed as part of the roof rather than left for later. We also talk to you about your neighbor before we start, because a shared plane means shared consequences and a tear off next door six months from now can undo work done today.

LOW SLOPE SECTIONS

Rear ells and porch roofs get a membrane, not shingles

Nearly every older Hagerstown house has a section that drops below the slope where asphalt shingles work. Putting shingles there anyway is the most common shortcut we find on a repeat leak, and it is why the back of a house keeps failing while the front lasts twenty years. A single ply or fully adhered membrane with proper terminations is the right answer, and it goes on your estimate as its own line item so you can see what it costs.

STEEP AND COMPLEX FORMS

Mansards, turret cones, and bracketed cornices

The Italianate, Second Empire, and Queen Anne houses in the older districts came with wide bracketed cornices, near vertical mansard faces, and conical turrets. Fastening, underlayment overlap, and the transition where the steep face meets the upper deck all change on those forms. So does the labor. We measure them on the roof, in person, because there is no way to bid a turret honestly from an aerial report.

FOOTINGS

30 inches below grade, when a post is involved

The City publishes a frost line of 30 inches. That matters the moment a job involves a porch roof post, a carport column, or any structure carrying roof load into the ground. If your porch roof is sagging because the post below it has heaved, replacing the shingles on top of it fixes nothing.

VENTILATION

Exhaust sized against the intake that actually exists

Attached houses and older converted attics in Hagerstown frequently have no working intake at all, which makes adding ridge vent worse than doing nothing. We check what the soffit is really doing before we cut anything, and we go through the math with you on the residential roofing hub.

MARYLAND RULES

What Maryland gives you that West Virginia does not

Twenty five miles up I-81 changes the regulator, the insurance floor, and your recourse if a job goes wrong. If you are hiring a roofer in Hagerstown, these are the four things worth knowing before you sign anything, and most of them are not on any competitor’s website.

Aerial view of a long horse barn near Martinsburg WV with a brown standing seam metal roof, surrounded by fenced pastures and a gravel lot with a truck and horse trailer
THE LICENSE

MHIC, not a West Virginia number

Home improvement work on an existing Maryland home is regulated by the Maryland Home Improvement Commission under the Maryland Department of Labor. A West Virginia contractor license does not carry across the state line. Ask any roofer bidding your Hagerstown house for their MHIC license number and verify it before you sign. We are licensed, bonded, and insured, and licensed in Virginia, West Virginia, Maryland, Pennsylvania, and Florida.

THE INSURANCE FLOOR

It went up ten times over in 2024

Maryland raised the general liability minimum for MHIC licensees from 50,000 dollars to 500,000 dollars under HB 738, Chapter 530 of 2024, with enforcement beginning June 1, 2024 and a statutory effective date of October 1, 2024. Almost no homeowner knows the floor moved. If somebody hands you a certificate of insurance written before that change, it is worth a second look.

THE GUARANTY FUND

The most important line on this page

Maryland’s Home Improvement Guaranty Fund reimburses homeowners for actual loss caused by a licensed contractor who did the work in an unworkmanlike, incorrect, or incomplete manner, or who abandoned the job. The cap is 30,000 dollars per claimant or the amount you paid the contractor, whichever is less, and 250,000 dollars total across all claimants against a single contractor. You must file within three years of discovering the loss, and you must live in the home or own no more than three residences. It does not cover consequential damages or attorney fees. Here is the part that matters most: it covers work by licensed contractors only. Hire an unlicensed one and you have no Guaranty Fund recourse at all. West Virginia has no equivalent program.

YOUR DEDUCTIBLE

Anyone offering to eat it is asking you to join a fraud

Maryland Insurance Article 27-407.2 makes it a fraudulent insurance act for a contractor offering home repair or remodeling for weather caused damage to a private residence to pay, compensate, or promise to pay any part of the insured’s deductible, directly or indirectly, with intent to defraud the insurer where payment for the work will come from policy proceeds. Roofers work storm damaged Hagerstown neighborhoods offering exactly that. We will not, and now you know why. See how we handle roof insurance claims instead.

THE CONTRACT

In writing, legible, signed by both parties

Maryland requires home improvement contracts to be in writing, legible, and signed by both sides. There is no handshake version of this. Your scope, your per sheet decking rate, and your payment terms all appear on paper before work begins, and you can set our estimate next to anyone else’s and compare it line for line.

DEPRECIATION

You can ask to see the math

If your policy settles on actual cash value, the payout is replacement cost at the time of loss less depreciation. On request, your insurer is required to provide the claim file worksheets showing all deductions for depreciation. Most homeowners never ask. Ask. Then you can see exactly what was held back and what recoverable depreciation you are owed once the work is finished.

OUR WORK

Finished roofs from the crew that serves Hagerstown

Finished sage green standing seam metal roof with steep gables and clean vertical seams, installed by Black Stone Roofing, the roofing contractor serving Hagerstown MD from Martinsburg WVArchitectural asphalt shingle roof on a residential home, the same shingle work Black Stone Roofing installs for Hagerstown MD homeownersRoof repair in progress with flashing and shingle work being corrected by Black Stone Roofing, available to Hagerstown MD homeownersLarge commercial single ply membrane flat roof with clean welded seams and rooftop curbs, the same system Black Stone Roofing installs on distribution buildings, available to Hagerstown MD property ownersBlack Stone Roofing crew hot air welding a single ply membrane seam on a flat roof, the same seam work behind the commercial roofing available to Hagerstown MD building ownersAerial view of new white membrane roofing by Black Stone Roofing on an industrial plant Top-down aerial of a church campus with new white membrane flat roofs installed by Black Stone Roofing Black Stone Roofing membrane roof work staged on the flat roofs of a brick church campus Close aerial detail of a white membrane commercial roof system installed by Black Stone Roofing Aerial view of a white standing seam metal roof with rooftop HVAC units on a commercial building in Martinsburg WV Dark charcoal standing seam metal roof installed on a large two story new construction building with white siding and stone veneer in the Martinsburg WV area Dark charcoal standing seam metal roof on a red brick church with a bell tower and steeple, installed by Black Stone Roofing serving Martinsburg WV Drone view of completed white membrane and shingle roofing by Black Stone Roofing on a church and school campus
WHY BLACK STONE

Why Hagerstown homeowners hire a Martinsburg crew

We will tell you exactly where we are

1886 Winchester Ave, Martinsburg, WV 25405. That is about 25 miles from Hagerstown, straight up I-81, roughly a half hour without traffic. It is not a Hagerstown address and we are not going to list one. A warranty call from Washington County is a short drive on the interstate, not a trip in from another region.

Licensed in Maryland, not just next door

Virginia, West Virginia, Maryland, Pennsylvania, and Florida. Maryland work means the Maryland Home Improvement Commission, which is a different regulator with a different insurance floor and a homeowner guaranty fund West Virginia does not have. Ask every roofer bidding your house for their MHIC number.

Family owned since 2016

Licensed, bonded, and insured. The scope is written before the ladder goes up, which Maryland requires anyway, so you can compare our estimate to anyone else’s line by line.

Somebody answers the phone

Open 24 hours, 7 days a week, rated 4.9 stars from 50 Google reviews. Read them on our reviews page.

Dark bronze standing seam metal roof installed by Black Stone Roofing on a craftsman style home Commercial metal roofing system installed on a building in Martinsburg WV Maroon standing seam metal roof and black membrane flat roof on a brick church campus maintained by Black Stone Roofing
WHERE WE WORK

Around Hagerstown and beyond

Inside the city we work the North End, Oak Hill, Potomac-Broadway, South Prospect Street, the City Park area, and the Fountainhead and Orchard Hills neighborhoods near Fountain Head Country Club. Outside the line we cover Halfway, Funkstown, and the county out toward Exit 10 and Hagerstown Regional Airport. Here is the rest of our map.

Virginia The northern Shenandoah Valley
Maryland Washington and Frederick counties
Pennsylvania & DC Franklin County and the metro

Do not see your town? We work the whole corridor, so ask or call (540) 550-9703.

FAQ

Roofing questions we get in Hagerstown

Aerial view of a Martinsburg WV home with a finished dark gray standing seam metal roof, stone chimney and two skylights
  • Do I need a permit to replace my roof in Hagerstown?

    It depends on your scope and on which of two offices your address answers to. Inside city limits, the City of Hagerstown Permits and Inspections Department on the third floor of City Hall at 1 E. Franklin St. states that a permit is required when more than 20 percent of the roof sheathing or decking is replaced, when the roofing material type changes, or when new roofing is installed over existing roofing. Their number is 301-739-8577, open Monday through Friday 8:00 AM to 4:00 PM. Outside city limits, it is the Washington County Division of Permits and Inspections at 747 Northern Ave at 240-313-2460, and the county does not publish a roofing specific threshold, so we confirm your scope with them directly before filing. Either way, we pull the permit under our license as part of the job.

  • My house is in the Oak Hill historic district. What changes?

    Your timeline changes first. Oak Hill is one of four locally designated historic districts in Hagerstown along with City Center, Potomac-Broadway, and South Prospect Street. Work in a local district goes through Design Review by the Historic District Commission, and a building permit will not be issued until a Certificate of Appropriateness is granted. The HDC meets on the second and fourth Thursdays of each month at 4:30 PM, so depending on when you start, you can spend two to four weeks on the calendar before the permit is even in play. Changes of roofing material get particular scrutiny. Call us early, and we will get the application moving while we finish the scope.

  • My house is on the National Register. Does that restrict my roof?

    On its own, no. Hagerstown has six National Register districts, including the Hagerstown district and the City Park district, and National Register listing by itself does not restrict what a private owner does to their own roof. It is the local historic district designation, the four districts reviewed by the Historic District Commission, that triggers mandatory review and a Certificate of Appropriateness. A lot of roofers blur those two together. If someone tells you a National Register address needs a COA, ask them which local district it sits in.

  • Are you licensed to work in Maryland, or just West Virginia?

    We are licensed in Maryland, Virginia, West Virginia, Pennsylvania, and Florida, and we are bonded and insured. Maryland is its own system. Home improvement work on an existing Maryland home is regulated by the Maryland Home Improvement Commission under the Maryland Department of Labor, and a West Virginia contractor license does not carry across the line into Washington County. Maryland also raised the general liability minimum for licensees from 50,000 dollars to 500,000 dollars under HB 738 in 2024. Ask any roofer bidding your Hagerstown house for their MHIC number and verify it.

  • What is the Maryland Home Improvement Guaranty Fund?

    It is a state program that reimburses Maryland homeowners for actual loss caused by a contractor who performed work in an unworkmanlike, incorrect, or incomplete manner, or who abandoned the job. The cap is 30,000 dollars per claimant or the amount you paid the contractor, whichever is less, and 250,000 dollars total across all claims against one contractor. You have to file within three years of discovering the loss, and you must live in the home or own no more than three residences. It does not cover consequential damages or attorney fees. The critical part is that it only covers work performed by licensed contractors. If you hire an unlicensed roofer in Hagerstown, you have no Guaranty Fund recourse at all. West Virginia has nothing like it.

  • A roofer offered to cover my deductible. Is that allowed in Maryland?

    No. Maryland Insurance Article 27-407.2 makes it a fraudulent insurance act for a contractor offering home repair or remodeling for weather caused damage to a private residence to pay, compensate, or promise to pay any part of the insured’s deductible, directly or indirectly, with intent to defraud the insurer, where payment for the work will come from policy proceeds. Anybody knocking doors in a storm damaged Hagerstown neighborhood offering to absorb your deductible is asking you to participate in that. We will not do it, and we would think hard about anything else a company like that tells you.

  • You are based in Martinsburg. How fast can you get to Hagerstown?

    Our shop is at 1886 Winchester Ave, Martinsburg, WV 25405, which is about 25 miles from Hagerstown straight up I-81, roughly a half hour without traffic. We answer the phone 24 hours a day, 7 days a week, and for active water intrusion we get moving on the call. For estimates and scheduled work we group Washington County jobs, which is normal for any roofer working the Hagerstown market whether they admit where they are based or not. What we will not do is pretend we have a Hagerstown office. You can reach us at (540) 550-9703 or Info@BlackStoneRoofing.org.

  • Does Hagerstown really get enough snow to matter for my roof?

    More than most people from just south of here expect. Hagerstown averages roughly 31 inches of snow a year against about 21 inches in Martinsburg, with January the snowiest month at close to 10 inches by itself, and the city sits near 550 feet, about 100 feet higher than our shop, tucked in the valley against South Mountain. The City publishes a ground snow load of 30 pounds per square foot for one and two family structures and 40 for commercial. That load figure is what your framing has to carry, and the freeze and thaw cycling at the eave is what drives ice damming on the older overhangs downtown.

  • My rowhouse shares a wall with my neighbor. Can you just do my half?

    Yes, and we do it regularly, but the shared wall is the part of the job that decides whether it works. Close to 30 percent of dwelling units in Hagerstown are rowhouses or otherwise attached, and on the west side of town that share climbs past 40 percent. Water does not respect the property line, so the counterflashing where your roof meets the party wall and the condition of any parapet cap get inspected and addressed as part of your scope. We will also tell you honestly if your neighbor’s side is the actual source, rather than selling you a roof that will not stop the leak.

Get a written roofing estimate for your Hagerstown property

A real scope you can compare line by line: eave and valley membrane, flashing and party wall detail, ventilation, the per sheet decking rate, and whether your address needs a City or County permit and a Certificate of Appropriateness. In writing, as Maryland requires. No pressure, no expiring offer, no reason to decide today. Call (540) 550-9703 or email Info@BlackStoneRoofing.org.