Market insights · California
Lake County, CA: growth, migration and housing
Lake County has 67,772 residents, down 0.6% since 2020 (-0.2% in the last year). In 2022–2023, 1,347 households moved in and 1,352 moved out (-5 net), bringing in a net $13.6M of income. Median household income is $60,621, the median home $324,300 and median rent $1,368 a month.
In California: 29th of 58 counties for 5-year population growth · 9th of 58 counties for net in-migration (per resident) · 54th of 58 counties for median household income · 53rd of 58 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Lake County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Sonoma County, CA | 281 | $18.4M |
| Mendocino County, CA | 141 | $6.3M |
| Napa County, CA | 62 | $3.1M |
| Sacramento County, CA | 61 | $3.4M |
| Contra Costa County, CA | 39 | $4.2M |
| Alameda County, CA | 38 | $3.9M |
| Solano County, CA | 35 | $2.6M |
| Santa Clara County, CA | 32 | $2.0M |
Where leavers went
Top counties by households leaving Lake County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Sonoma County, CA | 178 | $10.7M |
| Mendocino County, CA | 122 | $5.9M |
| Sacramento County, CA | 66 | $3.7M |
| Solano County, CA | 40 | $2.1M |
| Napa County, CA | 35 | $2.4M |
| Butte County, CA | 29 | $0.9M |
| Los Angeles County, CA | 28 | $1.7M |
| Contra Costa County, CA | 23 | $1.1M |
BizyFi in Lake 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.