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Decks & Porches · Fairhaven, MA

Decks & Porches in Fairhaven, Massachusetts

Compare contractors serving Fairhaven, Bristol County — call them directly, or send one request and let the ones who want the job come to you.

30 contractors serving Fairhaven — including 1 based in town.

Contractors serving Fairhaven

Claimed listings within 5 miles come first, then the rest by rating, then distance. Google ratings as of October 2026. How we list and rank contractors

Decks & Porches in Fairhaven — what to know

Rebates & incentives

Deck and porch work is not eligible for Mass Save rebates. The relevant framework for Fairhaven deck projects is the permitting and regulatory process. Given Fairhaven's significant coastal geography on Buzzards Bay, the Conservation Commission sees a meaningful share of deck permit applications that fall within the Wetlands Protection Act's 100-foot buffer from coastal bank, tidal flats, or bordering vegetated wetlands. Eversource serves Fairhaven for electricity, so residents are eligible for Mass Save rebates on heating and weatherization work, but that does not extend to deck construction. Ledger flashing is a particular focus in town because the older saltbox and cape homes have wood siding profiles that hide water damage at the ledger until rot is advanced.

Permits in Fairhaven

File with the Fairhaven Building Department under 780 CMR. Attached decks require a permit with footing and framing inspections. Properties within 100 feet of coastal bank, tidal water, or mapped wetlands must file a Notice of Intent with the Fairhaven Conservation Commission before the building permit can be issued. Footings must reach 48 inches below grade. Guardrails are required on deck surfaces 30 inches or more above grade, with baluster spacing under 4 inches.

Where a permit is required, decks & porches work in Fairhaven is filed with the Fairhaven Building Department; see the Fairhaven Building Department’s contact, portal and who pulls the permit on permits.llc.

Typical project cost

Deck projects in the South Coast region run in the mid-range for Massachusetts. A standard 250-square-foot pressure-treated deck in Fairhaven typically costs $13,000 to $20,000 installed. Composite decking adds $5,000 to $10,000 over PT pine at that size. Coastal exposure on Buzzards Bay makes composite and PVC products a good long-term value. Structural repairs on older 1950s-era decks, including ledger replacement and footing repairs, typically add $3,000 to $7,000 to a rebuild.

About Fairhaven homes

Fairhaven is a Bristol County coastal town of 15,899 residents with 7,718 housing units, most of them built around 1953 on average, making the stock about 73 years old. The town hugs the western shore of Buzzards Bay and the Acushnet River across from New Bedford, with significant sections of shoreline, tidal marshes, and working waterfront. Many of Fairhaven's older homes are cape-style or Colonial Revival houses on compact lots, and a good number of those properties face Buzzards Bay or back up to tidal marsh. Original decks from the 1950s through 1970s are a frequent rebuild target.

Common questions — Decks & Porches in Fairhaven

Does my Fairhaven property near Buzzards Bay need Conservation Commission review for a deck?
If your yard is within 100 feet of the coastal bank, tidal flat, or any mapped wetland, yes. Fairhaven's Conservation Commission handles Notices of Intent under the Wetlands Protection Act, and coastal properties trigger this frequently. Confirm with the Conservation Agent before starting design.
My Fairhaven cape is from the 1950s. How do I know if the ledger board is safe?
A qualified deck contractor should inspect the ledger and its flashing before any other work. Homes from that era commonly lack proper metal flashing behind the ledger, allowing water to rot both the ledger and the rim joist over decades. This is also one of the first things a building inspector checks.
Do I need a permit just to replace the deck boards in Fairhaven?
Re-decking over sound existing framing generally does not need a permit. If you are replacing any structural framing, the ledger, or footings, that requires a building permit from the Fairhaven Building Department.
What decking materials hold up best near Buzzards Bay?
PVC (Azek) and composite products (Trex, TimberTech) handle coastal salt air and humidity much better than pressure-treated pine, which can check and warp faster in marine exposure. For a property you plan to keep for more than ten years, composite is usually the better investment.
What guardrail height is required on my deck?
Under 780 CMR, decks on one- and two-family homes need guardrails at least 36 inches tall when the deck surface is 30 inches or more above grade. Balusters must be spaced less than 4 inches apart.

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