How much does deck building cost in Boston, MA?

Most Boston homeowners spend between $6,000 – $16,300 on deck building, with an average around $10,900. Local labor prices 36% above the national average, so Boston quotes tend to land at the higher end of national ranges.

Why is deck building more or less expensive in Boston than elsewhere?

Boston labor is scarce and expensive, with a short outdoor construction season. Nor easters, ice dams and freeze-thaw drive roofing and insulation costs.

Do I need a permit for deck building in Boston, Massachusetts?

City permits, licensed-contractor rules and historic review are common. Always confirm current requirements with the local building department before signing a contract, and make sure the permit is pulled by your licensed contractor.

How many quotes should I get in Boston?

Get at least three written quotes from licensed, insured Massachusetts contractors. Comparing line items — not just the bottom line — is the fastest way to spot an inflated bid in the Boston market.

How much does a deck cost per square foot?

$15 to $80 per square foot installed. Pressure-treated pine runs $15–$35, composite $30–$60 and tropical hardwood $40–$80.

Is composite decking worth it?

Composite costs roughly twice as much upfront but eliminates staining every two to three years, so it typically wins over a 15+ year hold.

Do I need a permit for a deck?

Almost always if the deck is attached to the house or more than 30 inches above grade. Permits run $150 to $800.

How long does deck construction take?

One to two weeks for a standard deck, plus permit review time before the crew starts.

Does a deck add value to my home?

A wood deck addition typically returns 50% to 65% of its cost at resale, and it is one of the most-requested outdoor features in listings.

What is the cheapest way to build a deck?

Keep it rectangular, ground level and under 200 square feet, frame and surface it in pressure-treated pine, and skip railing, stairs and picture framing.

Home/Cost guides/Deck Building/Boston, MA

Boston · Massachusetts

Deck Building cost in Boston, MA

Boston homeowners typically pay $6,000 – $16,300 for deck building. Local labor and materials price 36% above the national average.

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Boston average

$10,900

Typical low

$6,000

Typical high

$16,300

Per square foot

$20 – $110

Sample ZIP

02108

What drives Boston pricing

Local labor

Boston labor is scarce and expensive, with a short outdoor construction season.

Permits & code

City permits, licensed-contractor rules and historic review are common.

Climate & conditions

Nor easters, ice dams and freeze-thaw drive roofing and insulation costs.

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Deck size350 square feet

Decking material

Height above grade

Railing

Shape

Estimated project cost

$7,000 – $16,800

Most homeowners pay around $11,900

Compare decking material

Cost by material in Boston

Installed Boston pricing per square foot.

Option	Installed cost	Pros	Cons
Pressure-treated pine	$20 – $48	Cheapest framing and surface option	Needs sealing every 2-3 years; can warp
Cedar	$34 – $61	Naturally rot resistant, ages well	Soft surface, annual maintenance
Redwood	$41 – $68	Rich color, stable	Limited supply outside the West
Composite (Trex, TimberTech)	$41 – $82	No staining, 25-year warranties	Gets hot in sun, higher upfront
PVC / cellular vinyl	$48 – $95	Fully waterproof, lightest maintenance	Most expensive mainstream option
Tropical hardwood (ipe, cumaru)	$54 – $110	Extremely durable, premium look	Hard to cut, needs oiling to keep color
Aluminum	$61 – $120	Will not rot, rust or burn	Industrial look, noisy underfoot

Where the money goes in Boston

A typical $10,900 Boston project, broken down by line item.

Decking & railing material45% · $4,905
Labor35% · $3,815
Framing, footings & hardware15% · $1,635
Permits & disposal5% · $545

Common add-ons

Extras that show up on Boston quotes but rarely in the headline price.

Stairs

Per step

$135 – $340

Built-in bench seating

$815 – $3,400

Pergola or shade structure

$3,400 – $12,200

Under-deck drainage

$2,050 – $6,800

Deck lighting

$545 – $3,400

Old deck demolition

Per square foot

$7 – $20

Permit

$205 – $1,100

Ways to save in Boston

Keep the deck rectangular and under 200 sq ft where codes ease off.
Frame with pressure-treated lumber and spend only on the visible deck surface.
Build ground level — every foot of elevation adds framing, footings and railing.
Schedule in fall when builders discount to keep crews busy.
Skip fascia wraps and picture framing details that add labor with no structural value.

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More Boston research

Best deck building companies in Boston Deck Building permits in Massachusetts Deck Building near me All Massachusetts prices

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Other project costs in Boston

Fence Installation in Boston

$2,040 – $5,440

Roof Replacement in Boston

$11,560 – $46,240

Kitchen Remodel in Boston

$24,480 – $129,200

HVAC Replacement in Boston

$7,480 – $24,480

Window Replacement in Boston

$612 – $2,040

Bathroom Remodel in Boston

$8,840 – $51,680

See every Boston cost guide