Decks and Porches Cost in Gilmanton, NH in 2026
Most Decks and Porches projects in Gilmanton, NH cost between $7,500 and $25,000. The typical price is $13,500.
Gilmanton prices track the national average closely. Costs here are close enough to the national picture that the adjustment barely moves the number.
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 Gilmanton, NH
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $25 |
| Mid-range | $45 |
| High-end | $84 |
Deck builders in Gilmanton, NH
Businesses listed on Google near Gilmanton, NH. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Premier Deck
4.8(72 reviews)
7 Spaulding Ave, Rochester, NH 03868
Jalbert Contracting LLC
4.9(41 reviews)
532 Frank C Gilman Hwy, Alton, NH 03809
Zak Construction, LLC
4.9(31 reviews)
188 King St, Boscawen, NH 03303
Outside In Construction
4.8(26 reviews)
611 Suncook Valley Rd, Alton, NH 03809
Kilted Builders, LLC
5.0(14 reviews)
42 Stonehenge Dr, Henniker, NH 03242
Four Corners Companies
4.3(12 reviews)
33 High St, Gilmanton, NH 03237