How much does deck building cost in Concord, NH?

Most Concord homeowners spend between $4,950 – $13,400 on deck building, with an average around $8,950. Local labor prices 12% above the national average, so Concord quotes tend to land at the higher end of national ranges.

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

Licensed trade labor in Concord runs about 112% of the national average, and the best crews book out fastest in spring and early summer. New Hampshire weather drives material choices here, so ask contractors what they install most often in Concord and why.

Do I need a permit for deck building in Concord, New Hampshire?

Most Concord, NH projects that change structure, electrical, plumbing or mechanical systems need a permit from the local building department; cosmetic work usually does not. 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 Concord?

Get at least three written quotes from licensed, insured New Hampshire contractors. Comparing line items — not just the bottom line — is the fastest way to spot an inflated bid in the Concord metro 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/Concord, NH

Concord metro · New Hampshire

Deck Building cost in Concord, NH

Concord homeowners typically pay $4,950 – $13,400 for deck building. Local labor and materials price 12% above the national average.

Get my Concord estimate Use the Concord calculator

Concord average

$8,950

Typical low

$4,950

Typical high

$13,400

Per square foot

$17 – $90

Sample ZIP

What drives Concord pricing

Local labor

Licensed trade labor in Concord runs about 112% of the national average, and the best crews book out fastest in spring and early summer.

Permits & code

Most Concord, NH projects that change structure, electrical, plumbing or mechanical systems need a permit from the local building department; cosmetic work usually does not.

Climate & conditions

New Hampshire weather drives material choices here, so ask contractors what they install most often in Concord and why.

Instant cost calculator

Adjust the inputs to see live pricing

Deck size350 square feet

Decking material

Height above grade

Railing

Shape

Estimated project cost

$5,950 – $13,650

Most homeowners pay around $9,800

Compare decking material

Cost by material in Concord

Installed Concord pricing per square foot.

Option	Installed cost	Pros	Cons
Pressure-treated pine	$17 – $39	Cheapest framing and surface option	Needs sealing every 2-3 years; can warp
Cedar	$28 – $50	Naturally rot resistant, ages well	Soft surface, annual maintenance
Redwood	$34 – $56	Rich color, stable	Limited supply outside the West
Composite (Trex, TimberTech)	$34 – $67	No staining, 25-year warranties	Gets hot in sun, higher upfront
PVC / cellular vinyl	$39 – $78	Fully waterproof, lightest maintenance	Most expensive mainstream option
Tropical hardwood (ipe, cumaru)	$45 – $90	Extremely durable, premium look	Hard to cut, needs oiling to keep color
Aluminum	$50 – $100	Will not rot, rust or burn	Industrial look, noisy underfoot

Where the money goes in Concord

A typical $8,950 Concord project, broken down by line item.

Decking & railing material45% · $4,028
Labor35% · $3,133
Framing, footings & hardware15% · $1,343
Permits & disposal5% · $448

Common add-ons

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

Stairs

Per step

$110 – $280

Built-in bench seating

$670 – $2,800

Pergola or shade structure

$2,800 – $10,100

Under-deck drainage

$1,700 – $5,600

Deck lighting

$450 – $2,800

Old deck demolition

Per square foot

$6 – $17

Permit

$170 – $895

Ways to save in Concord

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.

Concord FAQs

Get a Concord price you can budget against

Answer a few questions about your project and we'll model a low, average and premium price for your NH ZIP code — then connect you with vetted local pros.

Get deck quotes

More Concord research

Best deck building companies in Concord Deck Building permits in New Hampshire Deck Building near me All New Hampshire prices

More New Hampshire cities

Manchester Nashua Portsmouth

Other project costs in Concord

Fence Installation in Concord

$1,680 – $4,480

Roof Replacement in Concord

$9,520 – $38,080

Kitchen Remodel in Concord

$20,160 – $106,400

HVAC Replacement in Concord

$6,160 – $20,160

Window Replacement in Concord

$504 – $1,680

Bathroom Remodel in Concord

$7,280 – $42,560

See every Concord cost guide