Market insights · Washington
Adams County, WA: growth, migration and housing
Adams County has 21,488 residents, up 4.3% since 2020 (+0.8% in the last year). In 2022–2023, 362 households moved in and 477 moved out (-115 net), while a net $4.7M of income left. Median household income is $66,136, the median home $273,300 and median rent $877 a month.
In Washington: 19th of 39 counties for 5-year population growth · 39th of 39 counties for net in-migration (per resident) · 33rd of 39 counties for median household income · 37th of 39 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Adams County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Grant County, WA | 101 | $3.3M |
| Franklin County, WA | 41 | $3.3M |
| Spokane County, WA | 24 | $1.0M |
| Yakima County, WA | 22 | $0.7M |
Where leavers went
Top counties by households leaving Adams County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Grant County, WA | 152 | $6.1M |
| Franklin County, WA | 53 | $2.9M |
| Benton County, WA | 40 | $1.5M |
| Spokane County, WA | 32 | $2.0M |
| Yakima County, WA | 23 | $0.8M |
BizyFi in Adams 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.