Concrete Foundation Cost per Square Foot: Slab, Crawl Space and Basement

Home/Cost guides/Concrete/Concrete foundations Concrete foundations Concrete Foundation Cost per Square Foot: Slab, Crawl Space and Basement LSWritten by the LocalServiceHQ editorial teamPrices checked October 2026Last updated October 30, 2026Reviewed against our methodology $5–$37 per sq ft by type $9,100 average foundation $18,000–$30,000 typical new-home foundation A concrete foundation costs $5 to $37 per square foot […]