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County-to-county migration · IRS SOI · filing years 2022-2023
Net migration: -361 tax returns · -1,149 people · $-20,150,000 AGI
| County | Returns | AGI |
|---|---|---|
| Bonneville County, ID | 218 | $10,270,000 |
| Utah County, UT | 138 | $5,981,000 |
| Jefferson County, ID | 136 | $5,751,000 |
| Fremont County, ID | 112 | $4,567,000 |
| Maricopa County, AZ | 97 | $3,292,000 |
| Salt Lake County, UT | 71 | $2,405,000 |
| Ada County, ID | 66 | $2,332,000 |
| Davis County, UT | 49 | $2,703,000 |
| Bannock County, ID | 43 | $2,083,000 |
| Canyon County, ID | 38 | $1,478,000 |
| County | Returns | AGI |
|---|---|---|
| Bonneville County, ID | 343 | $15,441,000 |
| Utah County, UT | 265 | $9,177,000 |
| Jefferson County, ID | 155 | $10,930,000 |
| Salt Lake County, UT | 145 | $4,608,000 |
| Ada County, ID | 92 | $3,532,000 |
| Fremont County, ID | 89 | $3,969,000 |
| Maricopa County, AZ | 84 | $3,118,000 |
| Davis County, UT | 56 | $2,295,000 |
| Cache County, UT | 55 | $2,271,000 |
| Bannock County, ID | 54 | $2,174,000 |
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.