Decks and Porches Cost in New Jersey in 2026
Most Decks and Porches projects in New Jersey cost between $8,500 and $28,000. The typical price is $15,000.
Labour and materials in New Jersey run about 15% above the national average. These figures are adjusted for that, so they are not the national average you will find elsewhere.
What drives the price
- Pressure-treated pine versus composite versus hardwood
- Height off the ground and stair count
- Railing material
- Footing depth required by frost line
Usually included
- Footings, framing and decking
- Railings and stairs
- Fasteners and flashing at the ledger
Usually extra
- Permits
- Under-deck drainage
- Built-in seating or pergola
Unit prices in New Jersey
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $28 |
| Mid-range | $50 |
| High-end | $94 |