Building a house in New Hampshire costs about $180.50 per sq ft in 2026, or about $361,000 for a 2,000 sq ft home before land. That makes New Hampshire the 41st cheapest of the 50 states and 9% above the US median of $166 per sq ft.
How much does it cost to build a house in New Hampshire by size?
| House size | Basic finishes | Standard finishes | Premium finishes |
|---|---|---|---|
| 1,200 sq ft | $177,600 | $216,600 | $292,400 |
| 1,500 sq ft | $222,000 | $270,800 | $365,500 |
| 2,000 sq ft | $296,000 | $361,000 | $487,400 |
| 2,500 sq ft | $370,000 | $451,300 | $609,200 |
| 3,000 sq ft | $444,000 | $541,500 | $731,000 |
Standard finishes use the New Hampshire rate of $180.50 per sq ft; basic and premium use our calculator’s finish factors (0.82 and 1.35). Figures exclude land, and local costs in New Hampshire can be well above or below the state average.
Where does the money go?
For a 2,000 sq ft home in New Hampshire at about $361,000, NAHB’s 2024 national cost shares work out roughly as follows:
| Stage | Share | New Hampshire 2,000 sq ft home |
|---|---|---|
| Site work | 7.6% | $27,400 |
| Foundation | 10.5% | $37,900 |
| Framing | 16.6% | $59,900 |
| Exterior finishes | 13.4% | $48,400 |
| Plumbing, electrical and HVAC | 19.2% | $69,300 |
| Interior finishes | 24.1% | $87,000 |
| Final steps (driveway, landscaping) | 6.5% | $23,500 |
| Other | 2.1% | $7,600 |
Building considerations in New Hampshire
New Hampshire’s deep frost line makes basements standard, and many rural lots need a private well and septic system, which add to site costs.
How does New Hampshire compare with neighboring states?
| State | 2,000 sq ft home | Per sq ft |
|---|---|---|
| Vermont | $322,000 | $161 |
| Maine | $345,000 | $172.50 |
| New Hampshire | $361,000 | $180.50 |
| Massachusetts | $403,000 | $201.50 |
See all 50 states in the state cost comparison.
How much does land cost in New Hampshire?
USDA put the average value of farm real estate in New Hampshire at $6,500 per acre in 2025 (US average $4,350). Small rural parcels and lots near towns usually sell for much more per acre than farmland. For new spec homes, the median lot value in the New England census division, which includes New Hampshire, was about $150,000 in 2025, according to NAHB. See land cost for site costs such as wells, septic and driveways.
Frequently asked questions
How much does a 1,500 sq ft house cost to build in New Hampshire?
About $270,800 with standard finishes, before land.
How much does a 3,000 sq ft house cost to build in New Hampshire?
About $541,500 with standard finishes, or $731,000 with premium finishes.
Is New Hampshire a cheap state to build a house in?
No. New Hampshire is among the 15 most expensive states, with costs 9% above the US median.
How do I finance building a house in New Hampshire?
Most people use a construction loan that converts to a mortgage when the home is finished. FHA, VA and USDA construction loans are available nationwide through approved lenders.
Sources
- Autodesk: How much does it cost to build a house in 2026? (state totals for a 2,000 sq ft home, based on Today’s Homeowner data; the $166/sq ft US median used on this site)
- NAHB: Cost of Constructing a Home in 2024 (stage cost shares)
- USDA NASS: Land Values 2025 Summary (farm real estate value per acre by state, August 2025)
- NAHB: Lot values slip for the first time since 2019 (July 2026)