Federal Data Hub › IRS Migration Flows · JSON
County-to-county migration · IRS SOI · filing years 2022-2023
Net migration: -43 tax returns · +15 people · $-4,633,000 AGI
| County | Returns | AGI |
|---|---|---|
| Crawford County, IA | 47 | $1,947,000 |
| Sac County, IA | 27 | $1,233,000 |
| Polk County, IA | 25 | $1,661,000 |
| Calhoun County, IA | 22 | $1,012,000 |
| County | Returns | AGI |
|---|---|---|
| Polk County, IA | 74 | $5,099,000 |
| Crawford County, IA | 36 | $1,647,000 |
| Calhoun County, IA | 22 | $1,038,000 |
| Greene County, IA | 21 | $1,007,000 |
| Story County, IA | 20 | $600,000 |
| Dallas County, IA | 20 | $1,304,000 |
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.