Market insights · Illinois
Saline County, IL: growth, migration and housing
Saline County has 22,772 residents, down 4.1% since 2020 (-0.3% in the last year). In 2022–2023, 419 households moved in and 408 moved out (+11 net), while a net $0.3M of income left. Median household income is $53,117, the median home $94,300 and median rent $726 a month.
In Illinois: 89th of 102 counties for 5-year population growth · 15th of 102 counties for net in-migration (per resident) · 98th of 102 counties for median household income · 98th of 102 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Saline County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Williamson County, IL | 74 | $3.4M |
| Hardin County, IL | 26 | $1.3M |
| Franklin County, IL | 25 | $0.9M |
| Gallatin County, IL | 22 | $1.5M |
Where leavers went
Top counties by households leaving Saline County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Williamson County, IL | 97 | $5.1M |
| Franklin County, IL | 23 | $0.9M |
| Gallatin County, IL | 23 | $0.9M |
BizyFi in Saline 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.