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County-to-county migration · IRS SOI · filing years 2022-2023
Net migration: -52 tax returns · -141 people · $-4,963,000 AGI
| County | Returns | AGI |
|---|---|---|
| Marion County, IL | 83 | $2,849,000 |
| Franklin County, IL | 75 | $3,428,000 |
| Williamson County, IL | 31 | $1,607,000 |
| Wayne County, IL | 27 | $1,314,000 |
| Washington County, IL | 26 | $1,555,000 |
| St. Clair County, IL | 24 | $1,552,000 |
| Hamilton County, IL | 24 | $1,226,000 |
| County | Returns | AGI |
|---|---|---|
| Marion County, IL | 96 | $4,222,000 |
| Franklin County, IL | 56 | $2,023,000 |
| Williamson County, IL | 40 | $1,634,000 |
| Washington County, IL | 35 | $1,698,000 |
| Wayne County, IL | 33 | $1,479,000 |
| Hamilton County, IL | 25 | $909,000 |
| Madison County, IL | 21 | $745,000 |
IRS migration data tracks where tax filers lived in consecutive years. A "return" is roughly a household; "AGI" is the adjusted gross income that moved with them. Net migration = inflow − outflow. Small county-pair flows are suppressed by the IRS for privacy and shown blank.
Source: IRS SOI Migration Data. License: CC0 1.0.