Local Data Search
A total of 39 results found. Show Results on Map.
| Rank | Median Age ▲ | County / Population |
| 1. | 23.60 | Whitman, WA / 41,793 |
| 2. | 28.20 | Franklin, WA / 69,757 |
| 3. | 29.60 | Adams, WA / 17,029 |
| 4. | 29.90 | Kittitas, WA / 38,428 |
| 5. | 31.80 | Grant, WA / 83,612 |
| 6. | 32.10 | Yakima, WA / 232,911 |
| 7. | 35.20 | Pierce, WA / 774,339 |
| 8. | 35.80 | Whatcom, WA / 192,886 |
| 8. | 35.80 | Clark, WA / 416,205 |
| 10. | 36.10 | Walla Walla, WA / 57,795 |
| 11. | 36.30 | Benton, WA / 161,077 |
| 12. | 36.40 | Snohomish, WA / 673,709 |
| 12. | 36.40 | Spokane, WA / 454,927 |
| 14. | 36.50 | Douglas, WA / 36,145 |
| 15. | 36.80 | King, WA / 1,858,788 |
| 16. | 38.00 | Thurston, WA / 239,248 |
| 17. | 38.80 | Cowlitz, WA / 99,874 |
| 18. | 39.20 | Kitsap, WA / 238,825 |
| 19. | 39.30 | Skagit, WA / 116,152 |
| 20. | 39.40 | Chelan, WA / 70,668 |
| 21. | 40.40 | Grays Harbor, WA / 71,117 |
| 22. | 40.70 | Lewis, WA / 73,459 |
| 23. | 41.80 | Okanogan, WA / 39,706 |
| 24. | 42.30 | Asotin, WA / 21,198 |
| 25. | 42.60 | Skamania, WA / 10,666 |
| 26. | 42.70 | Island, WA / 80,723 |
| 27. | 43.10 | Mason, WA / 56,341 |
| 28. | 43.60 | Stevens, WA / 41,733 |
| 29. | 44.40 | Klickitat, WA / 20,066 |
| 30. | 44.80 | Ferry, WA / 7,444 |
| 31. | 46.00 | Pend Oreille, WA / 12,736 |
| 32. | 46.40 | Lincoln, WA / 10,243 |
| 33. | 47.70 | Columbia, WA / 3,984 |
| 34. | 48.10 | Clallam, WA / 70,208 |
| 35. | 48.30 | Garfield, WA / 2,129 |
| 36. | 49.60 | Pacific, WA / 21,341 |
| 37. | 50.70 | Wahkiakum, WA / 3,975 |
| 38. | 52.00 | Jefferson, WA / 29,223 |
| 38. | 52.00 | San Juan, WA / 15,295 |
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.