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County-to-county migration · IRS SOI · filing years 2022-2023
Net migration: -1,192 tax returns · -1,762 people · $-109,416,000 AGI
| County | Returns | AGI |
|---|---|---|
| Sacramento County, CA | 1,751 | $112,490,000 |
| Solano County, CA | 461 | $31,116,000 |
| Los Angeles County, CA | 316 | $16,695,000 |
| Alameda County, CA | 243 | $19,722,000 |
| Santa Clara County, CA | 191 | $18,976,000 |
| Placer County, CA | 165 | $14,209,000 |
| Contra Costa County, CA | 163 | $16,990,000 |
| San Diego County, CA | 134 | $7,599,000 |
| San Joaquin County, CA | 112 | $5,386,000 |
| San Francisco County, CA | 112 | $11,700,000 |
| County | Returns | AGI |
|---|---|---|
| Sacramento County, CA | 2,136 | $141,656,000 |
| Solano County, CA | 422 | $29,027,000 |
| Los Angeles County, CA | 274 | $15,830,000 |
| Placer County, CA | 269 | $36,674,000 |
| Alameda County, CA | 242 | $16,324,000 |
| Santa Clara County, CA | 237 | $19,599,000 |
| San Francisco County, CA | 180 | $13,547,000 |
| San Diego County, CA | 159 | $17,378,000 |
| Contra Costa County, CA | 149 | $10,409,000 |
| Sonoma County, CA | 96 | $8,938,000 |
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.