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County-to-county migration · IRS SOI · filing years 2022-2023
Net migration: +3,078 tax returns · +5,427 people · +$275,661,000 AGI
| County | Returns | AGI |
|---|---|---|
| Charleston County, SC | 3,268 | $224,240,000 |
| Dorchester County, SC | 1,905 | $111,969,000 |
| Richland County, SC | 134 | $7,024,000 |
| Orangeburg County, SC | 123 | $5,107,000 |
| Mecklenburg County, NC | 117 | $15,226,000 |
| Horry County, SC | 115 | $5,546,000 |
| Greenville County, SC | 115 | $7,433,000 |
| San Diego County, CA | 112 | $7,374,000 |
| Lexington County, SC | 89 | $5,689,000 |
| Maricopa County, AZ | 76 | $4,437,000 |
| County | Returns | AGI |
|---|---|---|
| Charleston County, SC | 2,388 | $169,465,000 |
| Dorchester County, SC | 1,718 | $107,620,000 |
| Orangeburg County, SC | 138 | $8,041,000 |
| Richland County, SC | 135 | $6,332,000 |
| Kitsap County, WA | 123 | $8,160,000 |
| Greenville County, SC | 123 | $9,919,000 |
| Mecklenburg County, NC | 110 | $6,369,000 |
| Colleton County, SC | 107 | $5,499,000 |
| Lexington County, SC | 97 | $6,390,000 |
| San Diego County, CA | 90 | $5,328,000 |
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.