# 15 American Street, San Mateo

Source page: https://checkyourplace.com/address/san-mateo/15-american-street-san-mateo

## Facts

- City: San Mateo
- FEMA flood zone: Zone AE, high risk; flood insurance required by federally backed lenders
- 2026 conforming loan limit: $1,249,125 (FHFA, San Mateo County)
- EPA radon zone: 2 (moderate potential)
- Coordinates: 37.50029, -122.24558

Sourced directly from official city and county records.