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County-to-county migration · IRS SOI · filing years 2022-2023
Net migration: -63 tax returns · -46 people · $-2,564,000 AGI
| County | Returns | AGI |
|---|---|---|
| Fulton County, IL | 85 | $3,994,000 |
| Hancock County, IL | 58 | $2,329,000 |
| Cook County, IL | 47 | $1,141,000 |
| Warren County, IL | 29 | $1,104,000 |
| Schuyler County, IL | 26 | $1,604,000 |
| County | Returns | AGI |
|---|---|---|
| Cook County, IL | 59 | $2,108,000 |
| Fulton County, IL | 41 | $1,255,000 |
| Hancock County, IL | 40 | $1,711,000 |
| Peoria County, IL | 25 | $614,000 |
| Knox County, IL | 24 | $766,000 |
| Sangamon County, IL | 22 | $951,000 |
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.