FloodZoneMap.org

San Francisco County, California Flood Zones

Check an Address in San Francisco County

Enter any address in San Francisco County, California to see its FEMA flood zone

San Francisco County Disaster History

Disaster Declarations
11
Flood/Coastal Disasters
3
Hurricane Disasters
1
Latest Disaster
SEVERE WINTER STORMS, FLOODING, LANDSLIDES, AND MUDSLIDES (2023-03-09)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in San Francisco County

DeclarationTypeDate
SEVERE WINTER STORMS, FLOODING, LANDSLIDES, AND MUDSLIDESFlood2023-03-09
SEVERE WINTER STORMS, STRAIGHT-LINE WINDS, FLOODING, LANDSLIDES, AND MUDSLIDESSevere Storm2023-02-21
SEVERE WINTER STORMS, FLOODING, AND MUDSLIDESFlood2023-01-08
SEVERE WINTER STORMS, FLOODING, LANDSLIDES, AND MUDSLIDESFlood2022-12-27
COVID-19 PANDEMICBiological2020-01-20
COVID-19Biological2020-01-20
HURRICANE KATRINA EVACUATIONHurricane2005-08-29
SEVERE WINTER STORMS AND FLOODINGSevere Storm1998-02-02
SEVERE STORMS, FLOODING, MUD AND LANDSLIDESSevere Storm1996-12-28
SEVERE WINTER STORMS, FLOODING LANDSLIDES, MUD FLOWSevere Storm1995-02-13

Flood Zone Types in San Francisco County

FEMA assigns flood zone designations to areas in San Francisco County, California:

AE High Risk — 1% annual chance of flooding. Insurance required.

VE Very High Risk — Coastal flooding with wave action.

X (Shaded) Moderate Risk — 500-year floodplain.

X Low Risk — Outside major floodplains.

View all flood zone types →

Flood Insurance in San Francisco County

Properties in San Francisco County, California that are in FEMA-designated Special Flood Hazard Areas (zones A and V) with federally backed mortgages are required to carry flood insurance.

Even outside high-risk zones, flood insurance is recommended. Over 20% of NFIP claims come from low and moderate-risk areas.

Visit FloodSmart.gov to find an agent and get a quote.