Demographics · CA
San Francisco, CA demographics: 830,235 residents, with a median age of 40.0 years, from the U.S. Census Bureau's American Community Survey 2020–2024 (5-year estimates).
830,235 people live in San Francisco, at a median age of 40.0 years (American Community Survey 2020–2024, a 5-year average)
Median age 40.0 years — older than the U.S. median of 38.9.
ACS 2020–2024 5-year · ACS 5-Year Estimates 2020-2024 (released 2026-01-29)
In San Francisco, the largest race group is White (39.1%); 16.2% of residents are Hispanic or Latino (of any race); 34.0% were born outside the United States.
ACS 2020–2024 · B01001 / B01002
The median age in San Francisco is 40.0 years (±0.1), older than the U.S. median of 38.9 years. The population is 51.3% male and 48.7% female. The largest age band is 25 to 34 at 20.6%.
| Age band | People | Share | ± margin |
|---|---|---|---|
| Under 5 | 34,146 | 4.1% | ±142 |
| 5 to 17 | 79,362 | 9.6% | ±1,533 |
| 18 to 24 | 54,969 | 6.6% | ±930 |
| 25 to 34 | 170,861 | 20.6% | ±219 |
| 35 to 44 | 135,980 | 16.4% | ±2,226 |
| 45 to 54 | 108,850 | 13.1% | ±211 |
| 55 to 64 | 99,557 | 12.0% | ±2,150 |
| 65 to 74 | 82,379 | 9.9% | ±1,795 |
| 75 and over | 64,131 | 7.7% | ±1,677 |
Median age by sex: 39.8 (male) · 40.2 (female).
Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B01001 sex by age, B01002 median age) · place-grain · margins of error at the 90% confidence level · methodology →
ACS 2020–2024 · B02001 / B03003
The largest race group in San Francisco is White at 39.1% of the population. Separately, 16.2% of residents are Hispanic or Latino of any race. Race and Hispanic origin are two different questions on the census form, so their shares are reported separately and are not additive.
| Race (alone, or two or more) | People | Share | ± margin |
|---|---|---|---|
| White alone | 324,342 | 39.1% | ±1,791 |
| Black or African American alone | 41,333 | 5.0% | ±1,305 |
| American Indian & Alaska Native alone | 6,059 | 0.7% | ±1,124 |
| Asian alone | 292,167 | 35.2% | ±1,796 |
| Native Hawaiian & Pacific Islander alone | 2,928 | 0.4% | ±425 |
| Some other race alone | 64,878 | 7.8% | ±2,869 |
| Two or more races | 98,528 | 11.9% | ±3,218 |
| Hispanic or Latino (of any race) | 134,659 | 16.2% | n/a |
Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B02001 race, B03003 Hispanic or Latino origin) · place-grain · margins of error at the 90% confidence level · methodology →
ACS 2020–2024 · B11001 / B25010
San Francisco has 363,970 households. 46.3% are family households and 38.8% are people living alone. The average household holds 2.21 people.
Total households
363,970
ACS 2020–2024 5-yr · B11001
Avg household size
2.21
ACS 2020–2024 5-yr · B25010 · ±0.01
Family households
46.3%
Share of all households · B11001
Living alone
38.8%
Share of all households · B11001
| Household type | Households | ± margin |
|---|---|---|
| Total households | 363,970 | ±1,953 |
| Family households | 168,501 | ±2,260 |
| Nonfamily households | 195,469 | ±2,347 |
| Householder living alone | 141,320 | ±2,269 |
Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B11001 household type, B25010 average household size) · place-grain · methodology →
ACS 2020–2024 · B05002 / C16001
34.0% of San Francisco residents were born outside the United States. 56.4% of residents age 5 and over speak only English at home. The most-spoken non-English language at home is Chinese (incl. Mandarin, Cantonese) (17.5%).
| Measure | Value | Source / grain |
|---|---|---|
| Foreign-born share | 34.0% | 282,674 people · B05002 |
| Speak only English at home (age 5+) | 56.4% | C16001 |
| Top non-English language at home | 17.5% | Chinese (incl. Mandarin, Cantonese) · 139,427 speakers · C16001 |
Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B05002 place of birth, C16001 language spoken at home) · place-grain · methodology →
ACS 2020–2024 · B15003
60.3% of adults age 25 and over in San Francisco hold a bachelor's degree or higher (the U.S. share is about 35%).
| Measure | Value | Source / grain |
|---|---|---|
| Bachelor's degree or higher (age 25+) | 60.3% | B15003 lines 22–25 over line 1 · place-grain |
Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B15003 educational attainment, population 25+) · place-grain · methodology →
Sources · provenance
The GEOID for San Francisco is 0667000. Every figure on this page is a place-grain American Community Survey 5-Year 2020–2024 estimate (ACS 5-Year Estimates 2020-2024 (released 2026-01-29)) shown with its margin of error. Full per-dataset detail: /sources/.