Market insights · Illinois
Fayette County, IL: growth, migration and housing
Fayette County has 20,790 residents, down 3.2% since 2020 (-0.8% in the last year). In 2022–2023, 350 households moved in and 417 moved out (-67 net), while a net $3.4M of income left. Median household income is $60,944, the median home $130,700 and median rent $798 a month.
In Illinois: 75th of 102 counties for 5-year population growth · 77th of 102 counties for net in-migration (per resident) · 79th of 102 counties for median household income · 57th of 102 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Fayette County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Effingham County, IL | 66 | $2.4M |
| Shelby County, IL | 28 | $1.8M |
| Bond County, IL | 26 | $1.0M |
| Marion County, IL | 22 | $0.9M |
| Montgomery County, IL | 21 | $1.0M |
Where leavers went
Top counties by households leaving Fayette County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Effingham County, IL | 75 | $3.0M |
| Marion County, IL | 33 | $1.5M |
| Bond County, IL | 29 | $1.3M |
| Madison County, IL | 25 | $1.5M |
| Montgomery County, IL | 25 | $0.7M |
BizyFi in Fayette 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.