List of counties in California

Photo source: Wikimedia Commons, U.S. Census Bureau

This post is a list of counties in California. There are 58 counties listed below by population in 2022. Source: Wikipedia

1. Los Angeles: 9.7 million
2. San Diego: 3.2 million
3. Orange: 3.1 million
4. Riverside: 2.4 million
5. San Bernardino: 2.1 million
6. Santa Clara: 1.8 million
7. Alameda: 1.6 million
8. Sacramento: 1.5 million
9. Contra Costa: 1.1 million
10. Fresno: 1.0 million
11. Kern: 916 thousand
12. Ventura: 832 thousand
13. San Francisco: 808 thousand
14. San Joaquin: 793 thousand
15. San Mateo: 729 thousand
16. Stanislaus: 551 thousand
17. Sonoma: 482 thousand
18. Tulare: 477 thousand
19. Solano: 448 thousand
20. Santa Barbara: 443 thousand
21. Monterey: 432 thousand
22. Placer: 417 thousand
23. Merced: 290 thousand
24. San Luis Obispo: 282 thousand
25. Santa Cruz: 264 thousand
26. Marin: 256 thousand
27. Yolo: 222 thousand
28. Butte: 207 thousand
29. El Dorado: 192 thousand
30. Shasta: 180 thousand
31. Imperial: 178 thousand
32. Madera: 160 thousand
33. Kings: 152 thousand
34. Humboldt: 135 thousand
35. Napa: 134 thousand
36. Nevada: 102 thousand
37. Sutter: 98 thousand
38. Mendocino: 89 thousand
39. Yuba: 84 thousand
40. Lake: 68 thousand
41. San Benito: 67 thousand
42. Tehama: 62 thousand
43. Tuolumne: 52 thousand
44. Calaveras: 46 thousand
45. Siskiyou: 43 thousand
46. Amador: 41 thousand
47. Lassen: 29 thousand
48. Glenn: 28 thousand
49. Del Norte: 27 thousand
50. Colusa: 21 thousand
51. Plumas: 19 thousand
52. Inyo: 18 thousand
53. Mariposa: 17 thousand
54. Trinity: 15 thousand
55. Mono: 12 thousand
56. Modoc: 8.5 thousand
57. Sierra: 3.2 thousand
58. Alpine: 1.1 thousand