Market insights · California
Mariposa County, CA: growth, migration and housing
Mariposa County has 16,918 residents, down 1.2% since 2020 (-0.2% in the last year). In 2022–2023, 503 households moved in and 528 moved out (-25 net), bringing in a net $10.6M of income. Median household income is $68,412, the median home $387,900 and median rent $1,305 a month.
In California: 33rd of 58 counties for 5-year population growth · 24th of 58 counties for net in-migration (per resident) · 43rd of 58 counties for median household income · 42nd of 58 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Mariposa County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Merced County, CA | 64 | $5.1M |
| Stanislaus County, CA | 41 | $3.1M |
| Madera County, CA | 36 | $1.8M |
Where leavers went
Top counties by households leaving Mariposa County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Merced County, CA | 44 | $2.3M |
| Stanislaus County, CA | 35 | $1.8M |
| Madera County, CA | 33 | $1.8M |
| Fresno County, CA | 23 | $1.4M |
| Tuolumne County, CA | 22 | $1.0M |
BizyFi in Mariposa County
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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.