How much does a new deck cost in Bernardsville, NJ?
Regionally adjustedUpdated Prices checked October 20262 sources
In Bernardsville, a new deck typically runs $5,400 to $15,740, about $10,350 for a typical job. That is the US national range from HomeAdvisor ($4,338 to $12,653) adjusted by the Middle Atlantic factor of 1.24 from the 2025 Cost vs. Value Report. Checked October 2026.
Adjusted for the Middle Atlantic region
- Low
- $5,400
- Typical
- $10,350
- High
- $15,740
Deck building cost in Bernardsville, NJ
Each row says exactly what the figures are and where they come from.
| Estimate | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Middle Atlantic estimate | $5,400 | $10,350 | $15,740 | National range × 1.24: the Middle Atlantic / national cost ratio for “Deck Addition | Wood” ($22,717 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 Bernardsville
Permit note
Most places require a deck permit, typically $230 to $500 depending on location, size and height.
Rules are set locally; confirm with Bernardsville’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 Bernardsville
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 Bernardsville
The top 3 of 282 deck builders we rank for Bernardsville, NJ, by CR Score. Paid placement never changes rank.
- #1Glen Construction LLCCR Score 635.0from 113 Google reviews
- #2Deck ExpressCR Score 615.0from 171 Google reviews
- #3Deck GuardianCR Score 604.8from 444 Google reviews
Deck building cost in Bernardsville: questions
How much does a new deck cost in Bernardsville, NJ?
Why is the Bernardsville price different from the national price?
Do I need a permit for a new deck in Bernardsville?
What affects the cost of a new deck?
How many deck builders serve Bernardsville?
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, Middle Atlantic division · checked October 2026Used for: Regional factor 1.24 for “Deck Addition | Wood”.
Related pages
More cost guides for Bernardsville
- Roof replacement cost in Bernardsville
- Roof repair cost in Bernardsville
- Water heater replacement cost in Bernardsville
- AC replacement cost in Bernardsville
- Furnace replacement cost in Bernardsville
- Electrical panel upgrade cost in Bernardsville
- Interior painting cost in Bernardsville
- Exterior painting cost in Bernardsville
- Kitchen remodel cost in Bernardsville
- Bathroom remodel cost in Bernardsville
- Hardwood floor installation cost in Bernardsville
- Fence installation cost in Bernardsville
- Siding replacement cost in Bernardsville
- Window replacement cost in Bernardsville
- Gutter installation cost in Bernardsville
- Attic insulation cost in Bernardsville
- Solar panel installation cost in Bernardsville
- Garage door repair cost in Bernardsville
- Foundation repair cost in Bernardsville
- Tree removal cost in Bernardsville
- Water damage restoration cost in Bernardsville
- Concrete driveway cost in Bernardsville
- Drywall repair cost in Bernardsville