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
- $485,100
- Median market: $528,300
- Cost to build the economy ranch
- $215,400
- Median market: $234,000
- Cost to build the brick colonial
- $1,178,900
- Median market: $1,260,000
- Cape Cod, dollars per square foot
- 202
- Median market: 220
Cost to build the Cape Cod in Rapid City: $485,100, against $528,300 in the median market. Lower than in 285 of the 349 markets, and the lowest of the 4 South Dakota markets.
Cost to build the economy ranch in Rapid City: $215,400, against $234,000 in the median market. Lower than in 285 of the 349 markets, and the lowest of the 4 South Dakota markets.
Cost to build the brick colonial in Rapid City: $1,178,900, against $1,260,000 in the median market. Lower than in 273 of the 349 markets, and the lowest of the 4 South Dakota markets.
Cape Cod, dollars per square foot in Rapid City: 202, against 220 in the median market. Lower than in 285 of the 349 markets, and the lowest of the 4 South Dakota 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.