Market insights · Idaho
Kootenai County, ID: growth, migration and housing
Kootenai County has 191,864 residents, up 11.0% since 2020 (+1.8% in the last year). In 2022–2023, 5,477 households moved in and 4,684 moved out (+793 net), bringing in a net $153.1M of income. Median household income is $81,861, the median home $518,700 and median rent $1,492 a month.
In Idaho: 12th of 44 counties for 5-year population growth · 11th of 43 counties for net in-migration (per resident) · 5th of 44 counties for median household income · 4th of 44 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Kootenai County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Spokane County, WA | 969 | $77.2M |
| Bonner County, ID | 260 | $13.0M |
| King County, WA | 155 | $19.2M |
| Los Angeles County, CA | 135 | $16.2M |
| Ada County, ID | 130 | $9.6M |
| San Diego County, CA | 120 | $14.5M |
| Maricopa County, AZ | 111 | $11.6M |
| Orange County, CA | 99 | $14.6M |
Where leavers went
Top counties by households leaving Kootenai County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Spokane County, WA | 1,094 | $63.1M |
| Bonner County, ID | 299 | $22.6M |
| Ada County, ID | 147 | $14.8M |
| Maricopa County, AZ | 141 | $13.6M |
| Shoshone County, ID | 122 | $6.6M |
| King County, WA | 92 | $10.6M |
| Latah County, ID | 80 | $4.5M |
| Benewah County, ID | 57 | $3.6M |
BizyFi in Kootenai County
3 companies in the BizyFi directory are based here. Search them on the company map (company names with a free account), or browse Idaho companies.
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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.