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County-to-county migration · IRS SOI · filing years 2022-2023
Net migration: +198 tax returns · +807 people · +$7,619,000 AGI
| County | Returns | AGI |
|---|---|---|
| Frederick County, MD | 953 | $56,045,000 |
| Montgomery County, MD | 434 | $25,419,000 |
| Berkeley County, WV | 309 | $13,231,000 |
| Franklin County, PA | 304 | $14,785,000 |
| Prince George's County, MD | 129 | $7,194,000 |
| Anne Arundel County, MD | 97 | $7,196,000 |
| Baltimore County, MD | 78 | $4,283,000 |
| Carroll County, MD | 73 | $3,747,000 |
| Howard County, MD | 65 | $4,810,000 |
| Jefferson County, WV | 55 | $2,984,000 |
| County | Returns | AGI |
|---|---|---|
| Frederick County, MD | 523 | $32,010,000 |
| Berkeley County, WV | 521 | $26,962,000 |
| Franklin County, PA | 486 | $27,455,000 |
| Montgomery County, MD | 180 | $8,806,000 |
| Prince George's County, MD | 66 | $2,856,000 |
| Baltimore County, MD | 66 | $2,712,000 |
| Baltimore city, MD | 62 | $2,362,000 |
| Jefferson County, WV | 55 | $2,618,000 |
| Anne Arundel County, MD | 52 | $2,499,000 |
| Allegany County, MD | 50 | $2,294,000 |
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.