Local Data Search
A total of 58 results found. Show Results on Map.
| Rank | Median Age ▲ | County / Population |
| 1. | 29.10 | Yolo, CA / 192,974 |
| 2. | 29.30 | Tulare, CA / 416,299 |
| 3. | 29.40 | Merced, CA / 242,235 |
| 4. | 30.00 | Kings, CA / 146,696 |
| 5. | 30.30 | Kern, CA / 780,953 |
| 5. | 30.30 | Fresno, CA / 890,750 |
| 7. | 30.70 | San Bernardino, CA / 1,986,635 |
| 8. | 30.80 | Yuba, CA / 70,906 |
| 8. | 30.80 | Imperial, CA / 160,034 |
| 10. | 32.00 | San Joaquin, CA / 664,641 |
| 11. | 32.20 | Stanislaus, CA / 505,165 |
| 12. | 32.50 | Monterey, CA / 404,922 |
| 13. | 33.00 | Colusa, CA / 21,001 |
| 14. | 33.10 | Madera, CA / 144,794 |
| 14. | 33.10 | Riverside, CA / 2,036,304 |
| 16. | 33.50 | San Benito, CA / 54,752 |
| 17. | 33.70 | Santa Barbara, CA / 402,025 |
| 18. | 33.80 | Los Angeles, CA / 9,785,295 |
| 19. | 34.20 | Sutter, CA / 90,731 |
| 20. | 34.40 | Sacramento, CA / 1,375,605 |
| 21. | 34.50 | Glenn, CA / 27,891 |
| 21. | 34.50 | San Diego, CA / 2,987,543 |
| 23. | 35.30 | Orange, CA / 2,976,831 |
| 24. | 35.50 | Santa Clara, CA / 1,729,378 |
| 25. | 35.90 | Solano, CA / 406,461 |
| 26. | 36.10 | Ventura, CA / 792,313 |
| 26. | 36.10 | Alameda, CA / 1,457,095 |
| 28. | 36.50 | Humboldt, CA / 129,003 |
| 29. | 36.60 | Butte, CA / 217,917 |
| 29. | 36.60 | Lassen, CA / 34,428 |
| 31. | 36.70 | Santa Cruz, CA / 251,398 |
| 32. | 37.40 | Del Norte, CA / 28,729 |
| 33. | 38.00 | Contra Costa, CA / 1,015,571 |
| 34. | 38.20 | San Francisco, CA / 797,271 |
| 35. | 38.30 | Mono, CA / 12,925 |
| 36. | 38.80 | San Mateo, CA / 701,886 |
| 36. | 38.80 | San Luis Obispo, CA / 262,149 |
| 38. | 39.30 | Napa, CA / 132,173 |
| 38. | 39.30 | Sonoma, CA / 464,218 |
| 38. | 39.30 | Tehama, CA / 60,601 |
| 41. | 39.50 | Alpine, CA / 1,153 |
| 42. | 39.80 | Placer, CA / 332,059 |
| 43. | 40.80 | Mendocino, CA / 86,030 |
| 43. | 40.80 | Shasta, CA / 179,387 |
| 45. | 41.60 | El Dorado, CA / 175,941 |
| 46. | 43.10 | Lake, CA / 64,756 |
| 47. | 43.70 | Marin, CA / 246,711 |
| 48. | 44.50 | Inyo, CA / 17,438 |
| 49. | 45.50 | Modoc, CA / 9,162 |
| 50. | 45.90 | Tuolumne, CA / 55,761 |
| 51. | 46.30 | Amador, CA / 38,039 |
| 52. | 46.40 | Mariposa, CA / 17,865 |
| 53. | 46.50 | Nevada, CA / 97,063 |
| 54. | 46.60 | Siskiyou, CA / 44,404 |
| 55. | 47.70 | Calaveras, CA / 46,548 |
| 56. | 48.30 | Sierra, CA / 3,240 |
| 57. | 48.70 | Plumas, CA / 20,550 |
| 58. | 50.40 | Trinity, CA / 13,922 |
Please note that we only rank locations with 'Median Age' data. The rank above might not be a complete list. Locations without 'Median Age' data are not listed.
*ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.