Market insights · Oregon
Columbia County, OR: growth, migration and housing
Columbia County has 54,091 residents, up 2.6% since 2020 (+0.2% in the last year). In 2022–2023, 1,529 households moved in and 1,345 moved out (+184 net), bringing in a net $19.4M of income. Median household income is $87,458, the median home $421,600 and median rent $1,373 a month.
In Oregon: 9th of 36 counties for 5-year population growth · 5th of 36 counties for net in-migration (per resident) · 7th of 36 counties for median household income · 14th of 36 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Columbia County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Washington County, OR | 385 | $29.7M |
| Multnomah County, OR | 297 | $20.0M |
| Clackamas County, OR | 102 | $7.1M |
| Cowlitz County, WA | 84 | $5.2M |
| Clark County, WA | 69 | $3.5M |
| Marion County, OR | 26 | $1.0M |
| Yamhill County, OR | 26 | $2.0M |
| Clatsop County, OR | 24 | $1.8M |
Where leavers went
Top counties by households leaving Columbia County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Washington County, OR | 209 | $14.0M |
| Multnomah County, OR | 174 | $9.5M |
| Cowlitz County, WA | 115 | $6.1M |
| Clark County, WA | 75 | $4.5M |
| Clackamas County, OR | 68 | $4.6M |
| Clatsop County, OR | 32 | $1.5M |
| Marion County, OR | 26 | $2.0M |
| Maricopa County, AZ | 25 | $1.4M |
BizyFi in Columbia 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.