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County-to-county migration · IRS SOI · filing years 2022-2023
Net migration: +65 tax returns · +1,180 people · $-24,363,000 AGI
| County | Returns | AGI |
|---|---|---|
| Cook County, IL | 2,305 | $183,961,000 |
| Lake County, IL | 1,276 | $106,810,000 |
| Kane County, IL | 1,142 | $82,001,000 |
| DuPage County, IL | 448 | $36,601,000 |
| Walworth County, WI | 138 | $7,604,000 |
| Winnebago County, IL | 132 | $8,343,000 |
| Kenosha County, WI | 112 | $8,406,000 |
| Boone County, IL | 85 | $4,637,000 |
| Will County, IL | 84 | $6,676,000 |
| DeKalb County, IL | 83 | $4,487,000 |
| County | Returns | AGI |
|---|---|---|
| Cook County, IL | 1,307 | $89,118,000 |
| Lake County, IL | 944 | $85,446,000 |
| Kane County, IL | 857 | $59,123,000 |
| DuPage County, IL | 250 | $19,088,000 |
| Walworth County, WI | 198 | $19,008,000 |
| Winnebago County, IL | 182 | $10,726,000 |
| Boone County, IL | 151 | $9,079,000 |
| Maricopa County, AZ | 149 | $11,494,000 |
| Milwaukee County, WI | 127 | $5,745,000 |
| Kenosha County, WI | 111 | $7,267,000 |
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.