Cost to Build a House in Boston, Massachusetts (2026)
A 2,000 sq ft mid-range home in Boston costs approximately $509,224–$648,104, or $305/sq ft. Boston runs 20% above the Massachusetts average.
Estimated Build Cost in Massachusetts
Range: $424,354 – $540,086
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 Boston: What to Know
- →Top-5 most expensive US market
- →Very strong union labor
- →Historic preservation restrictions
Cost by Size in Boston
About Construction Costs in Boston
Building a new home in Boston, Massachusetts in 2026 costs approximately $305 per square foot for mid-range construction — putting a 2,000 sq ft home at roughly $578,664 for the structure alone (excluding land). Boston is 20% more expensive than the Massachusetts state average, driven by local labor market conditions and construction demand.
Massachusetts as a whole has a cost multiplier of 1.35× the national average. Combined with Boston's local adjustment of 1.2×, the effective multiplier for this city is 1.62× the national baseline.
These estimates cover construction costs only and do not include land, which varies significantly in Boston. Always obtain bids from at least 2–3 licensed general contractors in the area for an accurate project budget.