San Francisco County CA Information


San Francisco County Subdivisions

San Francisco County CA Data & Demographics (As of July 1, 2017)


Total Population 871,042
Daytime Population: Workers 684,254
Daytime Population: Residents 372,898
Total Daytime Population (TDP) 1,057,152
Ratio TDP/Total Population1 1.21
Population in Households 847,464
Population in Familes 509,208
Population in Group Qrtrs 23,578
Population Density2 18,583
Diversity Index3 74


Median Household Income $82,192
Average Household Income $123,486
Per Capita Income $53,925


Total Housing Units 400,629 (100%)
Owner Occupied HU 128,802 (32.1%)
Renter Occupied HU 245,033 (61.2%)
Vacant Housing Units 26,794 ( 6.7%)
Median Home Value $871,451
Average Home Value $894,200


Total Households 373,835
Average Household Size 2.27
Family Households 163,179
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 1.09% 1.04%
Households 1.08% 1.03%
Families 1.07% 1.02%
Median Household Income   3.17%
Per Capita Income   2.77%


San Francisco County CA - Peer Comparisons by Rank and Percentile

The table below compares San Francisco County to the other 58 counties and county equivalents in California by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 12 81st
Population Density # 1 100th
Diversity Index # 30 52nd
Median Household Income # 5 93rd
Per Capita Income # 2 98th

Additional comparisons and rankings can be made with a VERY EASY TO USE California Census Data Comparison Tool.