ZIP code · San Francisco · California · United States

ZIP code 94131 — San Francisco

ZIP code 94131 serves San Francisco, California.

Postal code
94131
Single source Value from one source, not cross-checked.
City
San Francisco
County
City and County of San Francisco FIPS 06075
State
California
Country
United States
Coordinates
37.7450, -122.4383 — precision precise (locality)
View on OpenStreetMap
Population
27,809 (ZCTA, ACS 5-year)
Population density
13,745 / sq mi
Land area
2 sq mi (5.2 km²) (ZCTA, ACS 5-year)
Median household income
$198,779
Per-capita income
$119,670
Median age
40.9
Households
12,469
Housing units
13,755
Median home value
$1,749,500
Median gross rent
$2,971 / month
Congressional district
CA-11 (119th Congress)
USDA hardiness zone
10b (35 to 40 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone
America/Los_Angeles (UTC−8 / UTC−7 DST)
Area codes
415, 628, 650
Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.

Climate — monthly normals

Warmest month Sep (avg high 70°F), coldest Jan (avg low 47°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F586062636467666870706458
Avg low °F474849505153545656545147
Precip in4.44.43.11.60.70.20.00.10.10.92.64.8

NOAA 1991–2020 climate normals from the nearest station: SAN FRANCISCO DWTN (1.9 mi) · NOAA NCEI

Places in ZIP 94131

Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page