Market insights · Kentucky
Allen County, KY: growth, migration and housing
Allen County has 22,536 residents, up 9.5% since 2020 (+2.0% in the last year). In 2022–2023, 574 households moved in and 446 moved out (+128 net), bringing in a net $12.7M of income. Median household income is $61,403, the median home $192,300 and median rent $844 a month.
In Kentucky: 2nd of 120 counties for 5-year population growth · 9th of 120 counties for net in-migration (per resident) · 40th of 120 counties for median household income · 31st of 120 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Allen County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Warren County, KY | 157 | $13.3M |
| Sumner County, TN | 47 | $2.5M |
| Barren County, KY | 41 | $1.9M |
| Simpson County, KY | 33 | $1.3M |
| Macon County, TN | 30 | $1.1M |
Where leavers went
Top counties by households leaving Allen County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Warren County, KY | 155 | $8.7M |
| Barren County, KY | 44 | $2.0M |
| Simpson County, KY | 33 | $1.5M |
| Sumner County, TN | 24 | $1.2M |
BizyFi in Allen 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.