Market insights · California
San Francisco County, CA: growth, migration and housing
San Francisco County has 826,079 residents, down 5.6% since 2020 (+0.6% in the last year). In 2022–2023, 33,135 households moved in and 33,437 moved out (-302 net), while a net $1.92B of income left. Median household income is $140,970, the median home $1,394,500 and median rent $2,476 a month.
In California: 55th of 58 counties for 5-year population growth · 14th of 58 counties for net in-migration (per resident) · 4th of 58 counties for median household income · 4th of 58 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to San Francisco County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| San Mateo County, CA | 3,710 | $609.5M |
| Alameda County, CA | 3,459 | $503.8M |
| Santa Clara County, CA | 3,335 | $607.6M |
| Los Angeles County, CA | 1,877 | $230.2M |
| Contra Costa County, CA | 1,661 | $165.0M |
| San Diego County, CA | 836 | $93.6M |
| New York County, NY | 804 | $236.0M |
| King County, WA | 790 | $141.7M |
Where leavers went
Top counties by households leaving San Francisco County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| San Mateo County, CA | 4,514 | $798.9M |
| Alameda County, CA | 3,938 | $642.9M |
| Los Angeles County, CA | 2,100 | $420.7M |
| Contra Costa County, CA | 2,092 | $331.9M |
| Santa Clara County, CA | 2,061 | $513.1M |
| New York County, NY | 1,653 | $362.1M |
| Marin County, CA | 1,364 | $550.5M |
| San Diego County, CA | 927 | $180.2M |
BizyFi in San Francisco County
43 companies in the BizyFi directory are based here. Search them on the company map (company names with a free account), or browse California companies.
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Sources: U.S. Census Bureau population estimates (vintage 2025), American Community Survey 5-year (2024), and IRS Statistics of Income county-to-county migration data (2022–2023). Migration counts are tax returns (roughly households) moving between U.S. counties; the IRS suppresses very small flows. Growth rates, per-1,000 figures, rent share and state ranks are BizyFi calculations. Data updated 2026-10-17. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.