Market insights · California
Lassen County, CA: growth, migration and housing
Lassen County has 28,117 residents, down 13.1% since 2020 (-1.7% in the last year). In 2022–2023, 552 households moved in and 699 moved out (-147 net), while a net $12.5M of income left. Median household income is $67,403, the median home $265,300 and median rent $1,000 a month.
In California: 58th of 58 counties for 5-year population growth · 52nd of 58 counties for net in-migration (per resident) · 46th of 58 counties for median household income · 57th of 58 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Lassen County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Washoe County, NV | 54 | $3.0M |
| Shasta County, CA | 37 | $1.6M |
| Sacramento County, CA | 29 | $1.1M |
| Plumas County, CA | 26 | $1.2M |
| Los Angeles County, CA | 21 | $1.4M |
Where leavers went
Top counties by households leaving Lassen County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Washoe County, NV | 82 | $4.5M |
| Shasta County, CA | 45 | $4.2M |
| Sacramento County, CA | 30 | $1.6M |
| Butte County, CA | 23 | $0.9M |
| Plumas County, CA | 23 | $1.0M |
BizyFi in Lassen 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.