Market insights · Illinois
Henry County, IL: growth, migration and housing
Henry County has 48,095 residents, down 2.2% since 2020 (-0.2% in the last year). In 2022–2023, 978 households moved in and 1,068 moved out (-90 net), while a net $3.8M of income left. Median household income is $71,911, the median home $151,600 and median rent $842 a month.
In Illinois: 56th of 102 counties for 5-year population growth · 57th of 102 counties for net in-migration (per resident) · 35th of 102 counties for median household income · 37th of 102 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Henry County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Rock Island County, IL | 278 | $17.3M |
| Scott County, IA | 92 | $5.0M |
| Knox County, IL | 44 | $1.7M |
| Bureau County, IL | 41 | $1.7M |
| Stark County, IL | 35 | $1.3M |
| Peoria County, IL | 27 | $1.2M |
| Cook County, IL | 26 | $1.8M |
| Whiteside County, IL | 26 | $1.2M |
Where leavers went
Top counties by households leaving Henry County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Rock Island County, IL | 317 | $14.8M |
| Scott County, IA | 103 | $7.3M |
| Knox County, IL | 42 | $2.0M |
| Bureau County, IL | 36 | $1.5M |
| Whiteside County, IL | 33 | $1.7M |
| Mercer County, IL | 27 | $1.5M |
| Peoria County, IL | 23 | $1.6M |
| Cook County, IL | 22 | $1.4M |
BizyFi in Henry 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.