Cost to Build a Deck in Rhode Island (2026)
A 12×16 ft deck in Rhode Island runs about $4,742 in pressure-treated pine and $10,066 in composite, installed — 8% above the US average. Here is what moves that number in Rhode Island, with a calculator priced for the state.
Pressure-treated pine
$21–$28 /sq ft
Cedar
$30–$40 /sq ft
Composite
$45–$59 /sq ft
Deck cost calculator for Rhode Island
Priced with Rhode Island labour, material and footing-depth factors. Change any input and the estimate updates.
Estimated installed cost
$8,858 – $11,576
192 sq ft · about $52.43/sq ft
- Materials
- $6,152
- Labour
- $3,914
- Footings (39 in deep)
- 3 × about $215
- Frost-depth adjustment
- +$144
Mid-range estimate for a rectangular deck attached to the house, with one beam line per 12 ft of depth and footings every 8 ft. Excludes demolition, permits and site work. For railing, stairs and a full line-item breakdown use the main deck cost calculator.
Rhode Island deck cost by size and material
Mid-range installed prices for a standard-height deck attached to the house, including framing, footings at the local depth and hardware. Railing and stairs are priced separately in the main deck cost calculator.
| Deck size | Pressure-treated pine | Cedar | Composite |
|---|---|---|---|
| 10 × 10 ft (100 sq ft) | $2,539 | $3,605 | $5,312 |
| 12 × 12 ft (144 sq ft) | $3,592 | $5,128 | $7,585 |
| 12 × 16 ft (192 sq ft) | $4,742 | $6,789 | $10,066 |
| 16 × 20 ft (320 sq ft) | $8,047 | $11,459 | $16,921 |
| 20 × 20 ft (400 sq ft) | $9,963 | $14,227 | $21,055 |
What drives deck prices in Rhode Island
Labour
Labour is the biggest regional variable. Carpentry labour in Rhode Island runs 12% above the national level, so a composite 12×16 that averages $9,216 nationally comes to about $10,066 here. On pressure-treated decks labour is more than half the bill, so the regional gap is widest on the cheapest material.
Climate
Coastal New England: cold winters, salt air and nor'easters.
Footings and frost depth
Footings in Rhode Island typically go 36–42 inches deep. At 39 inches each 12 inch footing costs roughly $215 installed, and a 12×16 deck needs about 3 of them — a premium of $144 against the 24 inch depth national prices assume.
Which decking makes sense here
Our pick for most Rhode Island homes: composite. Salt air and high labour costs favour composite or PVC. Composite adds about $5,324 to a 12×16 deck over pressure-treated — see the full 20-year comparison in the composite vs wood calculator.
Permits and code in Rhode Island
The Rhode Island State Building Code applies statewide. Coastal lots add wind design and corrosion-resistant hardware.
Typical deck permit fees: $150–$500. Expect a footing inspection before concrete, a framing inspection before the decking goes down and a final. Estimate your fee with the deck permit cost calculator, and read our deck permit guide for what the drawings need to show.
Best time to build a deck in Rhode Island
May to October.
Compare neighbouring states
- Massachusetts — 12×16 pressure-treated about $5,246 (+17% vs US)
- Connecticut — 12×16 pressure-treated about $4,840 (+10% vs US)
Frequently asked questions
How much does it cost to build a deck in Rhode Island?
A typical 12×16 ft (192 sq ft) deck in Rhode Island costs about $4,742 installed in pressure-treated pine, $6,789 in cedar and $10,066 in composite. That is $21–$28 per square foot for pressure-treated and $45–$59 for composite — 8% above the US average.
Is a composite deck worth it in Rhode Island?
On a 12×16 deck composite costs about $5,324 more than pressure-treated up front. Salt air and high labour costs favour composite or PVC. Composite needs no staining, which saves a refinishing cycle every two to three years on wood.
Do I need a permit to build a deck in Rhode Island?
The Rhode Island State Building Code applies statewide. Coastal lots add wind design and corrosion-resistant hardware. Where a permit is required, fees typically run $150–$500. Under the model residential code, a freestanding deck under 200 sq ft and no more than 30 inches above grade that does not serve an exit door is often exempt — attaching it to the house removes that exemption.
How deep do deck footings need to be in Rhode Island?
Typically 36 to 42 inches depending on the part of the state. At about 39 inches, each 12 inch footing costs roughly $215 installed, compared with $167 at a 24 inch depth. Confirm the exact depth with your building department before digging.
When is the best time to build a deck in Rhode Island?
May to October. Booking a builder outside the spring rush often gets a faster start date and a keener price.
Is Rhode Island expensive for deck building compared with other states?
Rhode Island ranks 42 of 50 from cheapest to most expensive on our index. Carpentry labour runs 12% above the national level and materials 5% above it, which puts a typical deck 8% above the US average.
Price the rest of the project
How these figures are made: national installed prices per square foot, split into materials and labour and adjusted by a Rhode Island labour index (reasoned from BLS state carpenter wage data), a material and freight index, and the local footing depth. They are planning estimates — get two or three itemised local quotes. Method.