Foundation Repair — Cost Guide
Foundation Repair and Seismic Retrofit Costs in San Francisco
IronNest Construction — CSLB #1130134. Licensed general contractor serving San Francisco, the Bay Area, and Sacramento.
Foundation Repair and Seismic Retrofit Costs in San Francisco
Foundation repair costs vary enormously based on the type of problem, the size of the structure, and the soil conditions. Here are realistic ranges for common scenarios in the Bay Area.
Project Scope
Typical Cost Range
Seismic retrofit — cripple wall (standard)
$8,000 – $18,000
Seismic retrofit — full, complex home
$18,000 – $45,000
Crack repair — epoxy injection
$1,500 – $6,000
Pier underpinning (per pier)
$1,500 – $4,000
Pier underpinning — full home (10–20 piers)
$25,000 – $80,000
Crawl space drainage and vapor barrier
$4,000 – $12,000
What Affects the Price
- Soil conditions — expansive clay and saturated soils add cost
- Access limitations — tight crawl spaces increase labor hours
- Structural complexity — soft story buildings and hillside lots add scope
- Engineering fees — required on most foundation work
- Extent of settling — localized vs. whole-home settlement
Get a specific number for your project. Ranges are guides — your actual cost depends on your specific home, scope, and timeline. We give fixed-price proposals after a site visit.
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Foundation Repair
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