Federal Data Hub › IRS Migration Flows · JSON
County-to-county migration · IRS SOI · filing years 2022-2023
Net migration: +29 tax returns · +133 people · +$8,336,000 AGI
| County | Returns | AGI |
|---|---|---|
| Dane County, WI | 306 | $25,374,000 |
| Rock County, WI | 120 | $6,606,000 |
| Lafayette County, WI | 65 | $2,990,000 |
| Stephenson County, IL | 44 | $2,036,000 |
| Winnebago County, IL | 24 | $1,413,000 |
| County | Returns | AGI |
|---|---|---|
| Dane County, WI | 266 | $17,101,000 |
| Rock County, WI | 126 | $5,950,000 |
| Lafayette County, WI | 55 | $2,466,000 |
| Stephenson County, IL | 45 | $1,813,000 |
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.