County Dossier

San Francisco County

California | County

Population

830,235

Land Area

46.7 sq mi

Context

Metro

Geography

County silhouette

Land Area
46.7 sq mi
Water Area
185.2 sq mi
Water Share
79.9%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

830,235

Density
17,783.8 / sq mi
Households
363,970
Housing Units
414,602
Median Age
40.0 years

Income & Economy

Median Household Income

$140,970

GDP

$268.32B

Real GDP Change+0.9%
Per Capita Income
$92,289
Personal Income
$141.92B
Personal Income Per Capita
$171,497

Classification

RUCC 1
Metro

Counties in metro areas of 1 million population or more

Relief

Min

-15 ft

Mean

36 ft

Max

893 ft

Provenance

GEOID 06075 ANSI 00277302
Latitude 37.72724 Longitude -123.03223
Canonical 2025 Gazetteer ACS ACS 2020-2024 5-year BEA BEA county 2024 release (2026-02-05) BLS BLS LAUS 2024 annual average USDA USDA RUCC 2023 USGS USGS 3DEP published as of 2026-03-23