How much does a new deck cost in West Greenwich, RI?
Regionally adjustedUpdated Prices checked October 20262 sources
In West Greenwich, a new deck typically runs $4,890 to $14,270, about $9,390 for a typical job. That is the US national range from HomeAdvisor ($4,338 to $12,653) adjusted by the New England factor of 1.13 from the 2025 Cost vs. Value Report. Checked October 2026.
Adjusted for the New England region
- Low
- $4,890
- Typical
- $9,390
- High
- $14,270
Deck building cost in West Greenwich, RI
Each row says exactly what the figures are and where they come from.
| Estimate | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| New England estimate | $4,890 | $9,390 | $14,270 | National range × 1.13: the New England / national cost ratio for “Deck Addition | Wood” ($20,603 vs $18,263) in the 2025 Cost vs. Value Report | October 2026 |
| US national range | $4,338 | $8,321 | $12,653 | Per deck: typical range of customer-reported projects (HomeAdvisor) | October 2026 |
Deck building cost by type or size
US national figures in USD, as published by each source.
| Type or size | Price (USD) | Source |
|---|---|---|
| 10 × 10 ft (100 sq ft) | $4,000 to $6,000 | HomeAdvisor |
| 20 × 20 ft (400 sq ft) | $16,000 to $24,000 | HomeAdvisor |
What drives the cost of a new deck
Size and height
Second-story and multi-level decks need more structure.
Decking material
Pressure-treated wood runs $2 to $5 per sq ft; composite $12 to $22.
Labor
Labor runs $15 to $35 per sq ft.
Railings and stairs
Railings cost $35 to $210 per linear foot.
Old deck removal
Demolition runs $5 to $15 per sq ft.
Season
Off-season work can be up to 20% cheaper.
Permits and what's included in West Greenwich
Permit note
Most places require a deck permit, typically $230 to $500 depending on location, size and height.
Rules are set locally; confirm with West Greenwich’s building department.
What’s usually included
- Footings and framing
- Decking boards
- Railings and stairs in the agreed design
- Installation labor
Scopes vary. Get the scope in writing on every quote.
Get deck building quotes in West Greenwich
Tell us about the job and we will pass it to local pros. Asking for quotes never changes how we rank anyone.
Two short steps: your name, then how to reach you. Free, and it never changes anyone’s rank.
Top-ranked deck builders in West Greenwich
The top 3 of 92 deck builders we rank for West Greenwich, RI, by CR Score. Paid placement never changes rank.
- #1Marshall Building and RemodelingCR Score 574.9from 785 Google reviews
- #2Ravin BuildersCR Score 574.9from 33 Google reviews
- #3RTP RoofingCR Score 575.0from 197 Google reviews
Deck building cost in West Greenwich: questions
How much does a new deck cost in West Greenwich, RI?
Why is the West Greenwich price different from the national price?
Do I need a permit for a new deck in West Greenwich?
What affects the cost of a new deck?
How many deck builders serve West Greenwich?
What is usually included in the price?
Sources
Checked October 2026. Figures are estimates, not quotes.
- HomeAdvisor: Deck building cost · page updated June 17, 2026 · checked October 2026Primary source. Used for: Low, typical and high; prices by size; drivers; permit.
- Journal of Light Construction: 2025 Cost vs. Value Report: Deck Addition, Wood · page updated 2025 · checked October 2026Used for: Regional adjustment ratio.
- Journal of Light Construction: 2025 Cost vs. Value Report, New England division · checked October 2026Used for: Regional factor 1.13 for “Deck Addition | Wood”.
Related pages
More cost guides for West Greenwich
- Roof replacement cost in West Greenwich
- Roof repair cost in West Greenwich
- Water heater replacement cost in West Greenwich
- AC replacement cost in West Greenwich
- Furnace replacement cost in West Greenwich
- Electrical panel upgrade cost in West Greenwich
- Interior painting cost in West Greenwich
- Exterior painting cost in West Greenwich
- Kitchen remodel cost in West Greenwich
- Bathroom remodel cost in West Greenwich
- Hardwood floor installation cost in West Greenwich
- Fence installation cost in West Greenwich
- Siding replacement cost in West Greenwich
- Window replacement cost in West Greenwich
- Gutter installation cost in West Greenwich
- Attic insulation cost in West Greenwich
- Solar panel installation cost in West Greenwich
- Garage door repair cost in West Greenwich
- Foundation repair cost in West Greenwich
- Tree removal cost in West Greenwich
- Water damage restoration cost in West Greenwich
- Concrete driveway cost in West Greenwich
- Drywall repair cost in West Greenwich