Clear Estimates Research ·
The limits of cost per square foot: what it really costs to build a house in every U.S. ZIP code
- Cost to build the Cape Cod
- $648,500
- Median market: $528,300
- Cost to build the economy ranch
- $286,200
- Median market: $234,000
- Cost to build the brick colonial
- $1,496,500
- Median market: $1,260,000
- Cape Cod, dollars per square foot
- 270
- Median market: 220
Cost to build the Cape Cod in Seattle: $648,500, against $528,300 in the median market. Higher than in 317 of the 349 markets, and the highest of the 8 Washington markets.
Cost to build the economy ranch in Seattle: $286,200, against $234,000 in the median market. Higher than in 315 of the 349 markets, and the highest of the 8 Washington markets.
Cost to build the brick colonial in Seattle: $1,496,500, against $1,260,000 in the median market. Higher than in 314 of the 349 markets, and the highest of the 8 Washington markets.
Cape Cod, dollars per square foot in Seattle: 270, against 220 in the median market. Higher than in 315 of the 349 markets, and the highest of the 8 Washington markets.
Modeled cost to build a 1,200 sq ft economy ranch, a 2,400 sq ft mid-grade Cape Cod and a 4,000 sq ft premium brick colonial, median across the market's ZIP codes. Land not included.
Source: Clear Estimates pricing data, modeled project costs, October 2026.
