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County-to-county migration · IRS SOI · filing years 2022-2023
Net migration: +52 tax returns · +207 people · +$12,467,000 AGI
| County | Returns | AGI |
|---|---|---|
| Kalamazoo County, MI | 553 | $38,949,000 |
| Allegan County, MI | 214 | $10,464,000 |
| Berrien County, MI | 205 | $9,460,000 |
| Cook County, IL | 72 | $8,067,000 |
| Cass County, MI | 71 | $3,074,000 |
| Kent County, MI | 62 | $3,135,000 |
| Ottawa County, MI | 48 | $2,797,000 |
| Calhoun County, MI | 33 | $1,374,000 |
| St. Joseph County, MI | 31 | $1,343,000 |
| Oakland County, MI | 20 | $1,470,000 |
| County | Returns | AGI |
|---|---|---|
| Kalamazoo County, MI | 568 | $32,387,000 |
| Berrien County, MI | 221 | $9,696,000 |
| Allegan County, MI | 191 | $10,663,000 |
| Cass County, MI | 81 | $4,012,000 |
| Kent County, MI | 70 | $4,471,000 |
| Ottawa County, MI | 56 | $3,537,000 |
| Calhoun County, MI | 39 | $1,365,000 |
| Cook County, IL | 36 | $2,041,000 |
| St. Joseph County, MI | 27 | $1,160,000 |
| St. Joseph County, IN | 20 | $873,000 |
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.