San Francisco County, California Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 13th-largest in California
The population of San Francisco County, California is 836,321 as of the 2023 American Community Survey, making it the 13th-largest county in California. The median household income is $141,446, the median home value is $1,380,500, and the median age is 39.7.
The population of San Francisco County has grown 2.7% since 2010 (805,519 → 827,526), a +0.19% annualized rate.
836,321
Population
+0.19%
Annual growth
17914
People / sq mi
$141,446
Median Income
$1,380,500
Median Home Value
San Francisco County covers 47 sq mi of land at 17914.1 people per square mile.
About San Francisco County, CA
San Francisco County is a county in California with a population of 836,321. It ranks #13 among counties in California by population. The median age is 39.7, in line with the national median. The population is 51.4% male and 48.6% female.
The median household income in San Francisco County is $141,446, above the US median of $74,580. 5.7% of residents live below the federal poverty level. Home values sit at a median of $1,380,500, with monthly rent averaging $2,419. The homeownership rate of 38.5% is lower than the national rate of 64.8%.
Educational attainment in San Francisco County reflects 60.1% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 27.5% of workers primarily work from home, noticeably above the national work-from-home rate of 14.2%. The average commute is 31.2 minutes each way.
San Francisco County Population History (2010-2024)
The county of San Francisco County had a population of 805,519 in 2010 and 827,526 in 2024, a 2.7% growth over 14 years. The peak was 879,676 in 2018. Average annual growth rate: 0.21%.
827,526
Population (2024)
805,519
Population (2010)
879,676
Peak (2018)
0.21%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 805,519 |
| 2011 | 815,694 |
| 2012 | 828,963 |
| 2013 | 839,695 |
| 2014 | 850,918 |
| 2015 | 863,237 |
| 2016 | 871,343 |
| 2017 | 877,471 |
| 2018 | 879,676 |
| 2019 | 878,826 |
| 2020 | 874,826 |
| 2021 | 815,498 |
| 2022 | 814,176 |
| 2023 | 819,151 |
| 2024 | 827,526 |
Race & Ethnicity
| White | 40.5% |
| Black or African American | 5.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.8% |
| Two or More Races | 0.1% |
Age & Sex
39.7
Median Age
48.6%
Female
51.4%
Male
17.2%
Age 65+
Age Distribution
Children (under 15): 11.6% · Seniors (65+): 17.2%
Income & Poverty
| Median household income | $141,446+$45,112 vs state |
| Mean household income | $204,625 |
| Per-capita income | $90,285 |
| Poverty rate | 5.7%-2.7% vs state |
| Unemployment rate | 3.9% |
| Employment-to-population | 66.1% |
Top Industries by Employment
The largest employment sector in San Francisco County is finance & real estate, accounting for 26.7% of workers.
How residents commute
21.4%
Drive alone
10.0%
Carpool
28.6%
Public transit
27.5%
Work from home
31.2 min
Avg commute
Housing
$1,380,500+$685,100 vs state
Median home value
$2,419
Median rent
38.5%
Homeownership rate
411,542
Total housing units
88.1%
Occupied
11.9%
Vacant
61.5%
Renter-occupied
Social & access
96.5%
With health insurance
96.3%
With broadband internet
23.2%
Foreign-born
2.6%
Veterans (18+)
11.2%
With a disability
56.6%
Speak language other than English at home
Education
88.8%
High School+
60.1%
Bachelor's+
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County rankings
Common questions about San Francisco County, CA
Frequently Asked Questions
San Francisco County, California has a population of 836,321 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 13th-largest county in California. Population density is 17914 people per square mile.
The population of San Francisco County has grown 2.7% since 2010 (805,519 → 827,526), a +0.19% annualized rate.
The median household income in San Francisco County, California is $141,446, with mean (average) household income of $204,625 and per-capita income of $90,285. 5.7% of residents live below the federal poverty level.
In San Francisco County, the largest racial and ethnic groups are White (40.5%), Black or African American (5.1%), Hispanic or Latino (1.8%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in San Francisco County, California is 39.7 years. Residents are 48.6% female and 51.4% male.
The median home value in San Francisco County is $1,380,500 and median monthly rent is $2,419. 38.5% of occupied housing units are owner-occupied. The county has 411,542 total housing units, 11.9% of which are vacant.
The largest employment sector in San Francisco County, California is finance, insurance, and real estate, employing 26.7% of workers. The unemployment rate is 3.9%.
Los Angeles is among the largest cities associated with San Francisco County, California, with a population of 3,857,897.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.