HomeColoradoBoulder County

Boulder County Home Building Costs

2026 construction cost estimates for Boulder County, Colorado. Population: 325,000.

County $/sq ft
$244
Colorado avg: $207
vs State Average
+18%
Local market premium
2,000 sq ft home
$488,000
Mid-range estimate

Local Market Factors

Cost by Home Size in Boulder County

Home SizeBasicMid-RangePremium
500 sq ft$90,202$122,000$166,128
1,000 sq ft$180,404$244,000$332,255
1,500 sq ft$270,606$366,000$498,383
2,000 sq ft$360,809$488,000$664,511
2,500 sq ft$451,011$610,000$830,638
3,000 sq ft$541,213$732,000$996,766
4,000 sq ft$721,617$976,000$1,329,021
5,000 sq ft$902,021$1,220,000$1,661,277

Costs are estimates only and represent construction costs, excluding land, architect fees, permits, and landscaping. Add 30–40% to these figures for total project cost.

County multiplier of 1.18× applied to Colorado state average (which itself is 1.10× the national average of $188/sq ft).

← View all of Colorado