Cumberland County Home Building Costs
2026 construction cost estimates for Cumberland County, Maine. Population: 310,000.
County $/sq ft
$217
Maine avg: $197
vs State Average
+10%
Local market premium
2,000 sq ft home
$434,000
Mid-range estimate
Local Market Factors
- ›Portland area
- ›Most expensive in state
- ›Cold climate construction requirements
Cost by Home Size in Cumberland County
| Home Size | Basic | Mid-Range | Premium |
|---|---|---|---|
| 500 sq ft | $80,221 | $108,500 | $147,745 |
| 1,000 sq ft | $160,441 | $217,000 | $295,489 |
| 1,500 sq ft | $240,662 | $325,500 | $443,234 |
| 2,000 sq ft | $320,883 | $434,000 | $590,979 |
| 2,500 sq ft | $401,104 | $542,500 | $738,723 |
| 3,000 sq ft | $481,324 | $651,000 | $886,468 |
| 4,000 sq ft | $641,766 | $868,000 | $1,181,957 |
| 5,000 sq ft | $802,207 | $1,085,000 | $1,477,447 |
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 1.10× applied to Maine state average (which itself is 1.05× the national average of $188/sq ft).