Permit
A permit from Falmouth
The residential code’s permit-exempt list (R105.2) has no roofing line. The application to Falmouth’s building department carries the contractor’s HIC number (R105.3).
Roof Replacement in Falmouth, MA
Half of the 22,395 homes in Falmouth were built before 1973. The rules below decide how much of the old roof has to come off and what goes under the new one.
New Roofing Costs connects homeowners with independent local roofing contractors. We do not perform roofing work.
Call (833) 781-1806 Replacement and new roofs only · homeowners
This number connects homeowners who are planning a new roof or a full roof replacement with independent local roofing contractors. It is not for leak repairs or patch jobs. The call must come from the homeowner who decides on the roof. Calls may be recorded.
The rules for a reroof in Falmouth
Layers
One old layer can stay; two cannot
A new roof may go over one existing layer; with two or more, or over slate, clay or cement tile, everything comes off to the deck (IRC R908.3.1.1). 62% of Falmouth’s homes were built before 1980, so count the layers before comparing quotes.
Source: IRC 2021, Chapter 9 (Pennsylvania edition, UpCodes); 780 CMR 51.00, Chapter 9 amendments
Ice barrier
Required in Falmouth
The state’s climate table marks the ice barrier “yes” statewide. That is a self-adhering membrane, or two cemented layers of underlayment, from the eave to at least 24 inches inside the wall line (IRC R905.1.2).
Source: 780 CMR 51.00, Chapter 3 amendments (Tables R301.2(1) and R301.2(2)); IRC 2021, Chapter 9 (Pennsylvania edition, UpCodes)
Wind and snow
131 mph design wind, 30 psf ground snow
Falmouth’s code design values are a 131 mph ultimate design wind speed and a 30 psf ground snow load (25 psf minimum flat-roof snow load); the town is in the windborne debris region. At that wind speed the code calls for asphalt shingles labeled ASTM D7158 Class G or H (Table R905.2.4.1).
Source: 780 CMR 51.00, Chapter 3 amendments (Tables R301.2(1) and R301.2(2)); IRC 2021, Chapter 9 (Pennsylvania edition, UpCodes) (780 CMR 51.00, Table R301.2(2))
Rules as read on October 24, 2026. Code edition, permit and contract rules for the whole state: roof replacement in Massachusetts.
Homes and roofs in Falmouth
Of 14,890 occupied homes in Falmouth, 12,154 (82%) are owner-occupied. By year built, 14% before 1940, 31% before 1960, 62% before 1980; 13% went up in 2000 or later. (ACS 2020–2024.)
By building type: 84% detached houses, 4% attached single-family houses (rowhouses, twins and townhouses), 6% buildings of two to four units.
28% of the homes in Falmouth are seasonal or occasional-use homes (ACS 2020–2024). If yours is one of them and you live elsewhere, the call still has to come from you as the owner.
Of the 15 Barnstable County municipalities on this site, Falmouth has the 4th largest share of homes built before 1980: 62%, against a county range of 25% to 73%.
ZIP codes: 02536 · 02540 · 02556
Falmouth and the towns around it
| Place | Median built | Before 1980 | Owners | Row, twin | Hail days |
|---|---|---|---|---|---|
| Falmouth | 1973 | 62% | 82% | 4% | 3 |
| Mashpee | 1988 | 25% | 82% | 12% | 2 |
| Bourne | 1975 | 58% | 76% | 9% | 4 |
| Sandwich | 1982 | 43% | 89% | 1% | 5 |
| Marion | 1962 | 68% | 91% | 0% | 2 |
| Mattapoisett | 1971 | 61% | 85% | 4% | 5 |
Median built: median year the homes were built. Before 1980: share of homes built then. Owners: share of homes that are owner-occupied. Row, twin: share of homes that are rowhouses, twins or townhouses. Census ACS 2020–2024. Hail days: days with hail of 1 inch or larger within 10 miles, 2006–2025, NOAA Storm Prediction Center.
Storm record around Falmouth
Within 10 miles of Falmouth, hail of an inch or more was reported on 3 days between 2006 and 2025, the biggest stones 1.25 in on May 8, 2024. The most recent was August 26, 2024.
That is fewer than most places in the state on this site (median 10 days).
Severe Winter Storm and Flooding (DR-4372, June 2018) is the latest of 6 federal storm declarations covering Barnstable County since 2006. (OpenFEMA.)
A report says hail fell near Falmouth, not that it damaged a roof. When wind or hail damage means a new roof.
What goes on the roof next
Lifespans come from HUD’s capital-needs table, not from a brochure. More in the guides to shingles, metal, slate and flat roofs.
| Material | HUD useful life | Fits a house like | Watch for |
|---|---|---|---|
| Asphalt shingles | 20 years | Most pitched roofs; 84% of homes here are detached | Class G or H at 131 mph design wind (IRC Table R905.2.4.1) |
| Metal (standing seam, panels) | 50 years | Simple roofs with long, unbroken slopes | Standing seam that carries its own loads can skip the tear-off (R908.3.1) |
| Slate | 75 years | Older houses; 14% here predate 1940 | Sound slate can be reused (R908.5); broken slate cannot |
| Flat roof: EPDM or TPO | 15 years | Porches, additions, low-slope rears | Where the roof meets a wall or parapet |
Checking a contractor in Massachusetts
For an owner-occupied home of one to four units in Falmouth, the contractor must be registered under the home improvement law (M.G.L. c. 142A), and a construction supervisor licensed (CSL) for roof covering supervises a permitted reroof. Ask for both numbers.
The price side is in what a new roof costs in Massachusetts; the paperwork side in checking a roofing contractor.
Questions about a new roof in Falmouth
Do I need a permit to replace a roof in Falmouth?
A permit from Falmouth. The residential code’s permit-exempt list (R105.2) has no roofing line. The application to Falmouth’s building department carries the contractor’s HIC number (R105.3).
Do the old shingles have to come off in Falmouth?
A new roof may go over one existing layer; with two or more, or over slate, clay or cement tile, everything comes off to the deck (IRC R908.3.1.1). 62% of Falmouth’s homes were built before 1980, so count the layers before comparing quotes.
How old are the houses in Falmouth?
By the Census Bureau’s American Community Survey (2020–2024), the median home in Falmouth was built in 1973, 62% of homes were built before 1980, 82% are owner-occupied.
How often does hail hit Falmouth?
Hail of 1 inch or larger was reported on 3 days within 10 miles of Falmouth from 2006 through 2025 (NOAA Storm Prediction Center). A report means hail fell nearby, not that a roof was damaged.
How do I check a roofing contractor in Falmouth?
For an owner-occupied home of one to four units in Falmouth, the contractor must be registered under the home improvement law (M.G.L. c. 142A), and a construction supervisor licensed (CSL) for roof covering supervises a permitted reroof. Ask for both numbers.
What they will ask on the phone
- Your address or ZIP code in Falmouth
- How many stories the house has, and whether it is detached or attached
- The roof you have today, shingle, metal, slate, tile or flat, and its rough age
- The number of layers, if anyone has counted
- Your timing for a complete replacement
- Any historic-district or HOA rules on the house in Falmouth
- That you own the home and decide on the roof
The full list: before you call.