Market insights · Illinois
De Witt County, IL: growth, migration and housing
De Witt County has 15,118 residents, down 2.1% since 2020 (-0.8% in the last year). In 2022–2023, 363 households moved in and 381 moved out (-18 net), while a net $2.7M of income left. Median household income is $71,678, the median home $130,300 and median rent $903 a month.
In Illinois: 54th of 102 counties for 5-year population growth · 39th of 102 counties for net in-migration (per resident) · 37th of 102 counties for median household income · 58th of 102 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to De Witt County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| McLean County, IL | 127 | $7.7M |
| Macon County, IL | 39 | $2.1M |
| Champaign County, IL | 37 | $2.1M |
| Logan County, IL | 23 | $1.2M |
Where leavers went
Top counties by households leaving De Witt County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| McLean County, IL | 85 | $4.8M |
| Macon County, IL | 43 | $2.2M |
| Champaign County, IL | 41 | $2.5M |
| Logan County, IL | 23 | $0.7M |
| Piatt County, IL | 22 | $1.2M |
BizyFi in De Witt 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.