Federal Data Hub › IRS Migration Flows · JSON
County-to-county migration · IRS SOI · filing years 2022-2023
Net migration: -2,163 tax returns · -3,510 people · +$59,575,000 AGI
| County | Returns | AGI |
|---|---|---|
| Los Angeles County, CA | 1,018 | $178,528,000 |
| San Luis Obispo County, CA | 722 | $52,092,000 |
| Ventura County, CA | 611 | $49,282,000 |
| San Diego County, CA | 286 | $25,618,000 |
| Orange County, CA | 262 | $23,797,000 |
| Santa Clara County, CA | 161 | $29,435,000 |
| Kern County, CA | 161 | $13,954,000 |
| Riverside County, CA | 158 | $11,041,000 |
| Alameda County, CA | 142 | $14,741,000 |
| Maricopa County, AZ | 125 | $7,801,000 |
| County | Returns | AGI |
|---|---|---|
| Los Angeles County, CA | 990 | $85,555,000 |
| Ventura County, CA | 875 | $70,711,000 |
| San Luis Obispo County, CA | 840 | $76,713,000 |
| San Diego County, CA | 478 | $36,389,000 |
| Orange County, CA | 284 | $35,431,000 |
| Santa Clara County, CA | 201 | $19,979,000 |
| Maricopa County, AZ | 192 | $17,622,000 |
| Kern County, CA | 180 | $9,395,000 |
| San Francisco County, CA | 172 | $14,827,000 |
| Riverside County, CA | 170 | $10,863,000 |
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.