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County-to-county migration · IRS SOI · filing years 2022-2023
Net migration: +107 tax returns · +181 people · +$13,181,000 AGI
| County | Returns | AGI |
|---|---|---|
| Sumter County, SC | 156 | $6,238,000 |
| Florence County, SC | 63 | $3,514,000 |
| Berkeley County, SC | 44 | $2,299,000 |
| Richland County, SC | 34 | $1,034,000 |
| Dorchester County, SC | 33 | $1,718,000 |
| Williamsburg County, SC | 25 | $1,200,000 |
| Charleston County, SC | 24 | $1,678,000 |
| Orangeburg County, SC | 21 | $702,000 |
| Lexington County, SC | 21 | $523,000 |
| Horry County, SC | 21 | $853,000 |
| County | Returns | AGI |
|---|---|---|
| Sumter County, SC | 195 | $7,384,000 |
| Florence County, SC | 54 | $2,749,000 |
| Richland County, SC | 49 | $1,759,000 |
| Charleston County, SC | 25 | $1,217,000 |
| Williamsburg County, SC | 20 | $780,000 |
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.