| population | |
| Alameda County | 1510271 |
| Alpine County | 1175 |
| Amador County | 38091 |
| Butte County | 220000 |
| Calaveras County | 45578 |
| City and County of San Francisco | 873965 |
| Colusa County | 21419 |
| Contra Costa County | 1049025 |
| Del Norte County | 28610 |
| El Dorado County | 181058 |
| Fresno County | 1008654 |
| Glenn County | 28122 |
| Humboldt County | 136463 |
| Imperial County | 179702 |
| Inyo County | 19016 |
| Kern County | 909235 |
| Kings County | 152982 |
| Lake County | 64665 |
| Lassen County | 32730 |
| Los Angeles County | 9818605 |
| population | |
| Madera County | 156255 |
| Marin County | 252409 |
| Mariposa County | 18251 |
| Mendocino County | 91601 |
| Merced County | 281202 |
| Modoc County | 8700 |
| Mono County | 13195 |
| Monterey County | 439035 |
| Napa County | 136484 |
| Nevada County | 98764 |
| Orange County | 3010232 |
| Placer County | 348432 |
| Plumas County | 19790 |
| Riverside County | 2418185 |
| Sacramento County | 1418788 |
| San Benito County | 55269 |
| San Bernardino County | 2181654 |
| San Diego County | 3095313 |
| San Joaquin County | 685306 |
| San Luis Obispo County | 269637 |
| population | |
| San Mateo County | 718451 |
| Santa Barbara County | 423895 |
| Santa Clara County | 1781642 |
| Santa Cruz County | 262382 |
| Shasta County | 182155 |
| Sierra County | 3240 |
| Siskiyou County | 44076 |
| Solano County | 413344 |
| Sonoma County | 483878 |
| Stanislaus County | 552878 |
| Sutter County | 94737 |
| Tehama County | 63463 |
| Trinity County | 16112 |
| Tulare County | 473117 |
| Tuolumne County | 55620 |
| Ventura County | 843843 |
| Yolo County | 200849 |
| Yuba County | 72155 |
 | Mariposa Yosemite Airport | ~ 38.61 km |
| Madera Municipal Airport | ~ 43.24 km |
| Fresno Yosemite International Airport | ~ 52.79 km |
| Fresno Chandler Executive Airport | ~ 57.90 km |
| Merced Regional Macready Field | ~ 67.60 km |
| Castle Airport | ~ 73.67 km |
| Mammoth Yosemite Airport | ~ 90.72 km |
| Los Banos Municipal Airport | ~ 101.22 km |
| Lemoore Naval Air Station (Reeves Field) Airport | ~ 103.54 km |
