Mass Home Comfort
Find contractors
Decks & Porches · Duxbury, MA

Decks & Porches in Duxbury, Massachusetts

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

30 contractors serving Duxbury — including 4 based in town.

Contractors serving Duxbury

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 Duxbury — what to know

Rebates & incentives

Mass Save rebates cover heating and weatherization equipment, not deck construction. The permitting framework is what matters for deck projects in Duxbury. The Conservation Commission is an active body here: given how much of the town sits within 100 feet of coastal wetlands, tidal waters, or Coastal Zone buffer, many deck projects trigger a Notice of Intent under the Wetlands Protection Act before a building permit can issue. The Duxbury Building Department files permits under 780 CMR, with the standard inspections at footing and framing. Eversource serves Duxbury for electric, so the town participates in Mass Save for other home improvement categories, but that does not apply to deck work.

Permits in Duxbury

Any attached deck in Duxbury requires a building permit from the Duxbury Building Department under 780 CMR. Projects within 100 feet of wetlands, coastal bank, or tidal water additionally require a Notice of Intent reviewed by the Conservation Commission, which adds several weeks to the timeline. 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 Duxbury is filed with the Duxbury Building Department; see the Duxbury Building Department’s contact, portal and who pulls the permit on permits.llc.

Typical project cost

Deck costs on the South Shore run in the mid-to-upper range for Massachusetts. A 300-square-foot pressure-treated deck typically costs $15,000 to $22,000 installed in Duxbury. Composite decking (Trex, TimberTech, Azek) runs $22,000 to $35,000 at that size. Coastal exposure accelerates material wear, so many homeowners opt for PVC or high-density composite despite the cost. Conservation Commission filings add $500 to $1,500 in permitting costs and a few weeks to the schedule.

About Duxbury homes

Duxbury is a coastal Plymouth County town of 16,041 residents with 6,391 housing units built on average in the early 1970s. The town stretches from Duxbury Bay to the Back River, with extensive salt marshes, barrier beaches, and tidal creeks running through much of the residential land. Many homes sit on large lots with expansive rear yards, but a high proportion of those yards abut mapped wetlands or fall within the Coastal Zone. The housing stock skews toward single-family colonials and capes built during the postwar suburban expansion, and many have original pressure-treated decks that are now past their useful life.

Common questions — Decks & Porches in Duxbury

Does my Duxbury deck project need Conservation Commission approval?
Probably, if your yard is within 100 feet of any wetland, coastal bank, creek, or tidal area. Duxbury has extensive wetland mapping, so a large share of residential lots trigger a Notice of Intent under the Wetlands Protection Act. Check with the Conservation Agent before finalizing plans.
How long does the permitting process take in Duxbury for a new deck?
A standard building permit without wetland review typically takes one to two weeks. If a Conservation Commission Notice of Intent is required, add four to six weeks for the public comment and hearing process.
What decking material holds up best near the coast in Duxbury?
PVC and high-density composite products like Azek and TimberTech outperform pressure-treated pine in coastal conditions because salt air and moisture cycle accelerates rot and fastener corrosion in wood. The higher upfront cost is usually worth it within 10 years of ownership.
My deck is 25 years old. Do I need to pull a permit to replace the decking boards?
Replacing deck boards (re-decking) on existing framing generally does not require a permit if you are not changing the structure. But if the framing, ledger, or footings need replacement, that is structural work requiring a permit from the Duxbury Building Department.
How deep do footings need to go in Duxbury?
At least 48 inches below grade to clear the frost line, which is standard across eastern Massachusetts. In sandy coastal soils, some contractors prefer helical piles over Sonotubes for better bearing in loose material.

Decks & Porches guides for Massachusetts homeowners

All Decks & Porches guides →

Decks & Porches contractors in nearby towns

KingstonMarshfieldPembrokePlymptonHansonHalifaxHanoverNorwell