The graph below ranks each California County by total of Mixed Race residents according to the 2012 census estimates.
California total of Mixed Race population by county
| County | Mixed Race Population |
| Los Angeles |  278,647 |
| San Diego | 133,398 |
| Orange | 98,731 |
| Sacramento | 83,987 |
| Alameda | 79,252 |
| Riverside | 74,741 |
| Santa Clara | 71,605 |
| San Bernardino | 68,556 |
| Contra Costa | 52,835 |
| San Joaquin | 35,058 |
| San Francisco | 33,097 |
| San Mateo | 31,763 |
| Solano | 27,742 |
| Fresno | 27,480 |
| Ventura | 26,701 |
| Kern | 25,665 |
| Stanislaus | 19,815 |
| Sonoma | 18,152 |
| Monterey | 15,765 |
| Santa Barbara | 14,634 |
| Placer | 13,734 |
| Tulare | 10,825 |
| Santa Cruz | 10,394 |
| Yolo | 9,784 |
| Marin | 9,210 |
| San Luis Obispo | 9,063 |
| Butte | 9,062 |
| Merced | 7,587 |
| Shasta | 7,313 |
| Humboldt | 7,133 |
| El Dorado | 6,141 |
| Kings | 5,298 |
| Napa | 4,306 |
| Yuba | 4,305 |
| Sutter | 3,881 |
| Madera | 3,654 |
| Mendocino | 3,320 |
| Imperial | 3,005 |
| Nevada | 2,850 |
| Lake | 2,750 |
| Siskiyou | 2,123 |
| Tehama | 2,088 |
| San Benito | 1,877 |
| Tuolumne | 1,730 |
| Calaveras | 1,521 |
| Del Norte | 1,299 |
| Amador | 1,184 |
| Lassen | 1,144 |
| Glenn | 755 |
| Plumas | 696 |
| Mariposa | 662 |
| Trinity | 648 |
| Inyo | 553 |
| Colusa | 470 |
| Mono | 344 |
| Modoc | 327 |
| Sierra | 77 |
| Alpine | 32 |