Federal Data Hub › IRS Migration Flows · JSON
County-to-county migration · IRS SOI · filing years 2022-2023
Net migration: +8 tax returns · +60 people · +$170,000 AGI
| County | Returns | AGI |
|---|---|---|
| Black Hawk County, IA | 208 | $12,504,000 |
| Butler County, IA | 50 | $2,816,000 |
| Chickasaw County, IA | 37 | $1,754,000 |
| Fayette County, IA | 25 | $1,157,000 |
| Floyd County, IA | 21 | $1,488,000 |
| Buchanan County, IA | 21 | $831,000 |
| County | Returns | AGI |
|---|---|---|
| Black Hawk County, IA | 200 | $10,796,000 |
| Butler County, IA | 46 | $3,880,000 |
| Polk County, IA | 32 | $2,052,000 |
| Fayette County, IA | 32 | $1,858,000 |
| Chickasaw County, IA | 24 | $1,451,000 |
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.