Ranking of California Counties By Net Domestic Migration in 2021
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2021, the Net Domestic Migration for California was -477.59K. Among all California counties, Riverside County had the highest net domestic migration (26.00K), followed by Placer County (7.12K), and San Joaquin County (4.20K).
The chart below shows the top 10 counties, and the table below shows the ranking of all California counties.
You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.
Related Topics: California Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2021 Census.
See this for other years:
Ranking of California Counties By Net Domestic Migration in 2021
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| Rank | County | Net Dom. Migration |
|---|---|---|
| 1 | Riverside County | 26003 |
| 2 | Placer County | 7118 |
| 3 | San Joaquin County | 4204 |
| 4 | El Dorado County | 2773 |
| 5 | Madera County | 1997 |
| 6 | San Benito County | 1937 |
| 7 | Kern County | 1787 |
| 8 | Nevada County | 1732 |
| 9 | Calaveras County | 1177 |
| 10 | Amador County | 889 |
| 11 | Shasta County | 678 |
| 12 | Yuba County | 667 |
| 13 | Lake County | 661 |
| 14 | Siskiyou County | 345 |
| 15 | Plumas County | 269 |
| 16 | Merced County | 205 |
| 17 | Tulare County | 150 |
| 18 | Sierra County | 86 |
| 19 | Mariposa County | 77 |
| 19 | Tuolumne County | 77 |
| 20 | Trinity County | 72 |
| 21 | Mendocino County | 49 |
| 22 | Alpine County | 46 |
| 23 | Del Norte County | 7 |
| 23 | San Bernardino County | 7 |
| 24 | Modoc County | -4 |
| 25 | Mono County | -50 |
| 26 | Inyo County | -53 |
| 27 | Colusa County | -62 |
| 28 | Tehama County | -123 |
| 29 | Glenn County | -249 |
| 30 | Lassen County | -492 |
| 31 | Sutter County | -751 |
| 32 | Kings County | -1094 |
| 33 | Humboldt County | -1123 |
| 34 | Imperial County | -1160 |
| 35 | Napa County | -1189 |
| 36 | Fresno County | -2153 |
| 37 | San Luis Obispo County | -2259 |
| 38 | Marin County | -2429 |
| 39 | Stanislaus County | -2518 |
| 40 | Butte County | -3309 |
| 41 | Solano County | -3424 |
| 42 | Monterey County | -3664 |
| 43 | Sonoma County | -4028 |
| 44 | Yolo County | -4857 |
| 45 | Sacramento County | -5296 |
| 46 | Ventura County | -5390 |
| 47 | Contra Costa County | -6997 |
| 48 | Santa Cruz County | -10269 |
| 49 | Santa Barbara County | -12231 |
| 50 | San Mateo County | -25758 |
| 51 | Orange County | -34437 |
| 52 | San Diego County | -39315 |
| 53 | Alameda County | -43754 |
| 54 | Santa Clara County | -56902 |
| 55 | San Francisco County | -57525 |
| 56 | Los Angeles County | -197734 |