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Decks & Porches · West Tisbury, MA

Decks & Porches in West Tisbury, Massachusetts

Compare contractors serving West Tisbury, Dukes County — call them directly, or send one request and let qualified pros come to you.

50 contractors serving West Tisbury.

Contractors serving West Tisbury

Decks & Porches in West Tisbury — what to know

Rebates & incentives

Decks are not eligible for Mass Save rebates. West Tisbury is Eversource territory, but that has no bearing on deck project costs. The more pressing regulatory reality on Martha's Vineyard is the Conservation Commission workload. Tisbury Great Pond, the numerous smaller ponds, and coastal wetlands throughout West Tisbury mean that a large share of the town's parcels have some portion within the 100-foot buffer under the Wetlands Protection Act. A Notice of Intent is required for any deck within that buffer. The Martha's Vineyard Commission also has jurisdiction over developments of regional impact, so larger projects may face an additional review layer beyond the local building department.

Permits in West Tisbury

The West Tisbury Building Department issues deck permits under 780 CMR. Because the island is geographically isolated, inspectors coordinate schedules carefully, and permit timelines can run longer than mainland towns. Frost-depth footings at 48 inches are required even on the Vineyard, despite the coastal climate. Helical piles are a common alternative to Sonotubes on island sites where access for concrete trucks can be difficult. Ledger attachment, flashing, guardrail height at 36 inches, and baluster spacing under 4 inches are standard inspection points.

Typical project cost

West Tisbury and Martha's Vineyard generally carry a significant cost premium over mainland MA. Contractors must ferry equipment and sometimes workers over from the Cape, adding mobilization costs. A new 300 to 400 square-foot pressure-treated deck runs $18,000 to $30,000 installed. Composite or PVC decking (Trex, TimberTech, Azek) is especially popular on the island given the salt air and moisture, adding $7,000 to $14,000 over pressure-treated. Three-season porches start around $45,000 in this market.

About West Tisbury homes

West Tisbury is a Martha's Vineyard town in Dukes County with 2,941 residents and 2,465 housing units, a high ratio that reflects the island's large seasonal and second-home population. Median home age is about 42 years, more recent than most of mainland MA, partly because so much island development happened in the 1980s and 1990s. The town covers the rural, interior portion of the Vineyard, with stone walls, sheep fields, and conservation land making up much of the landscape. Tisbury Great Pond and numerous smaller ponds and streams create extensive wetland areas throughout the parcel map.

Common questions — Decks & Porches in West Tisbury

My West Tisbury property is near Tisbury Great Pond. Do I need Conservation Commission review for a deck?
Very likely. Any deck within 100 feet of Tisbury Great Pond, its coastal wetlands, or tributary streams requires a Notice of Intent with the West Tisbury Conservation Commission under the Wetlands Protection Act. Given the pond's extensive shoreline and associated wetland system, parcels that look distant on a map may still fall within the buffer.
Why does a deck on Martha's Vineyard cost more than on the mainland?
Contractors must transport equipment on the Steamship Authority ferry, which adds direct costs and scheduling constraints. Material deliveries also follow island logistics. Expect a 25 to 40 percent premium over comparable mainland Worcester or MetroWest pricing.
Are helical piles a good footing option on the Vineyard?
Yes. Helical piles are common on island sites because they don't require a concrete truck, which can be difficult to schedule and access on narrow Vineyard roads. They must still reach frost depth at 48 inches and are inspected by the building department.
Does the Martha's Vineyard Commission review all deck projects?
Not all. The Martha's Vineyard Commission typically reviews developments of regional impact, which usually means larger projects. A standard residential deck will go through the West Tisbury Building Department and Conservation Commission, but confirm with the MVC if your project has unusual scope or is near sensitive resources.
Is composite decking worth it for a West Tisbury property?
On Martha's Vineyard, the combination of salt air, moisture, and the logistics of bringing a painter out to restain every few years makes composite or PVC decking a strong investment. Pressure-treated still works but requires more upkeep in a coastal environment.

Decks & Porches contractors in nearby towns

TisburyOak BluffsChilmarkEdgartownAquinnahGosnoldFalmouthMashpee