Cost to Build a House in Derry, New Hampshire (2026)
A 2,000 sq ft mid-range home in Derry costs approximately $369,659–$470,475, or $221/sq ft.
Estimated Build Cost in New Hampshire
Range: $352,056 – $448,072
Configure Your Build
Upgraded finishes, quality materials
Mid-Range Finish Includes
- • Quartz countertops
- • Hardwood floors
- • Semi-custom cabinets
- • Upgraded fixtures
Line-Item Estimate
* Excludes land cost, which varies widely by location. Add $20,000–$200,000+ depending on your area.
Building in Derry: What to Know
- →Growing Boston commuter town
- →MA influence on costs
Cost by Size in Derry
About Construction Costs in Derry
Building a new home in Derry, New Hampshire in 2026 costs approximately $221 per square foot for mid-range construction — putting a 2,000 sq ft home at roughly $420,067 for the structure alone (excluding land). Derry is 5% more expensive than the New Hampshire state average, driven by local labor market conditions and construction demand.
New Hampshire as a whole has a cost multiplier of 1.12× the national average. Combined with Derry's local adjustment of 1.05×, the effective multiplier for this city is 1.18× the national baseline.
These estimates cover construction costs only and do not include land, which varies significantly in Derry. Always obtain bids from at least 2–3 licensed general contractors in the area for an accurate project budget.