Federal Data Hub › IRS Migration Flows · JSON
County-to-county migration · IRS SOI · filing years 2022-2023
Net migration: -85 tax returns · -71 people · $-8,720,000 AGI
| County | Returns | AGI |
|---|---|---|
| Hamilton County, IA | 67 | $3,607,000 |
| Polk County, IA | 62 | $1,976,000 |
| Calhoun County, IA | 44 | $1,777,000 |
| Humboldt County, IA | 34 | $1,314,000 |
| Wright County, IA | 23 | $1,375,000 |
| Story County, IA | 23 | $672,000 |
| Boone County, IA | 23 | $1,129,000 |
| County | Returns | AGI |
|---|---|---|
| Polk County, IA | 104 | $5,192,000 |
| Story County, IA | 65 | $2,111,000 |
| Calhoun County, IA | 53 | $1,986,000 |
| Hamilton County, IA | 39 | $1,602,000 |
| Humboldt County, IA | 31 | $1,358,000 |
| Dallas County, IA | 21 | $2,094,000 |
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.