Home Insurance in San Marino, California
San Marino's median home value is $2,000,000+.
The typical home in San Marino was built around 1943. About 82% of homes were built before 1960, about 40 points above Los Angeles County's 43%. Aging wiring, roofing and plumbing in older homes can push up the cost to insure or rebuild them.
The housing stock in San Marino is 99% single-family homes.
About 54% of owner-occupied homes in San Marino have a mortgage. Lenders require hazard (homeowners) insurance on any home carrying a mortgage.
About 83% of occupied homes in San Marino are owner-occupied. The vacancy rate is 12%; vacant or unoccupied homes typically need a different coverage form than an owner-occupied policy.
81% of homes in San Marino are primarily heated with natural gas.
What's the biggest home insurance risk near San Marino? FEMA's National Risk Index points to inland flooding (Very High) in Los Angeles County and Los Angeles County had 12,157 active NFIP flood policies as of September 2026. See the full Los Angeles County home insurance overview for all FEMA hazard ratings and flood coverage details. Flood damage is excluded from a standard homeowners policy.
The statewide average premium for a standard HO-3 homeowners policy in California is $1,655 per year, according to the NAIC homeowners insurance report (2023 data).
Key figures
| Median home value | $2,000,000+ |
|---|---|
| Median year built | 1943 |
| Owner-occupied share | 83% |
| Share of owner-occupied homes with a mortgage | 54% |
| Top county hazard | Inland Flooding (Very High) |
| Active NFIP policies in Los Angeles County | 12,157 |
| Home insurance premium | $1,655 - statewide average (NAIC, 2023 data) |
Nearby towns
Sources
Data last updated: 2026-09-29
- U.S. Census Bureau Gazetteer Files (2024)
- U.S. Census Bureau, American Community Survey 2020-2024 5-Year Estimates (2024)
- FEMA National Risk Index (December 2025)
- FEMA OpenFEMA NFIP Redacted Policies v3 (2026)
- NAIC Dwelling Fire, Homeowners Owner-Occupied, and Homeowners Tenant and Condominium/Cooperative Unit Owners Insurance: Data for 2023 (published 2026) (2023)