Washington Demographics Site Map

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Browse Washington Counties & Cities Alphabetically

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Browse Washington Zip Codes

• Zip Codes by Population

Largest 10 Counties by Population

1. King County
2. Pierce County
3. Snohomish County
4. Spokane County
5. Clark County
6. Thurston County
7. Kitsap County
8. Yakima County
9. Whatcom County
10. Benton County

Largest 10 Cities by Population

1. Seattle
2. Spokane
3. Tacoma
4. Vancouver
5. Bellevue
6. Kent
7. Everett
8. Spokane Valley
9. Renton
10. Federal Way

Largest 10 Zip Codes by Population

1. 99301
2. 98052
3. 98012
4. 98682
5. 98208
6. 99208
7. 98391
8. 98115
9. 98270
10. 98034

20 Richest Counties in Washington

1. King County
2. Snohomish County
3. San Juan County
4. Kitsap County
5. Clark County
6. Pierce County
7. Douglas County
8. Benton County
9. Thurston County
10. Island County
11. Skagit County
12. Skamania County
13. Franklin County
14. Whatcom County
15. Chelan County
16. Spokane County
17. Mason County
18. Kittitas County
19. Jefferson County
20. Walla Walla County

20 Richest Cities in Washington

1. Hunts Point
2. Clyde Hill
3. Medina
4. Yarrow Point
5. Beaux Arts Village
6. Woodway
7. Mercer Island
8. Sammamish
9. Union Hill-Novelty Hill
10. Cottage Lake
11. Riverpoint
12. Newcastle
13. Snoqualmie
14. Rosedale
15. Fox Island
16. Bainbridge Island
17. Bellevue
18. Felida
19. Bothell East
20. Redmond