Counties in Washington
Washington has 39 counties. Find yours from your location, or explore the map and the full list with seats, population, time zones and FIPS codes.
Updated · Data: U.S. Census Bureau
Find your county from your device's location. Works on phones and computers.
Your location stays on your device. County lines are downloaded and checked in your browser.
Type any 5-digit ZIP code, including PO box ZIPs, to see its county or every county it touches.
Type a city or town and its state. Works for 15,677 places with 1,000 or more people.
Enter latitude and longitude in decimal degrees, as shown by your phone or a map app.
Tip: paste "29.7604, -95.3698" into the first box and it fills both.
- Private: runs on your device
- Free
- Official Census data
- All 50 states + DC
- No signup
Washington has 39 counties, home to about 7,740,984 people. Sort the table by any column, or search by name or seat.
Washington county map
County explorer: all 39 counties in Washington
| County | Seat | Population | Land sq mi | People / sq mi | Median home | Time zone | FIPS |
|---|---|---|---|---|---|---|---|
| King | Seattle | 2,262,713 | 2,115.7 | 1,069 | $811,200 | Pacific | 53033 |
| Pierce | Tacoma | 924,106 | 1,668.0 | 554 | $484,400 | Pacific | 53053 |
| Snohomish | Everett | 834,648 | 2,086.5 | 400 | $644,600 | Pacific | 53061 |
| Spokane | Spokane | 544,323 | 1,764.2 | 309 | $370,500 | Pacific | 53063 |
| Clark | Vancouver | 510,516 | 628.5 | 812 | $487,900 | Pacific | 53011 |
| Thurston | Olympia | 296,640 | 722.5 | 411 | $451,500 | Pacific | 53067 |
| Kitsap | Port Orchard | 276,581 | 395.1 | 700 | $505,700 | Pacific | 53035 |
| Yakima | Yakima | 256,605 | 4,294.5 | 60 | $281,100 | Pacific | 53077 |
| Whatcom | Bellingham | 228,432 | 2,107.9 | 108 | $536,100 | Pacific | 53073 |
| Benton | Prosser | 210,224 | 1,700.1 | 124 | $369,400 | Pacific | 53005 |
| Skagit | Mount Vernon | 130,407 | 1,730.2 | 75 | $486,200 | Pacific | 53057 |
| Cowlitz | Kelso | 111,539 | 1,141.2 | 98 | $367,400 | Pacific | 53015 |
| Grant | Ephrata | 100,428 | 2,679.5 | 37 | $275,700 | Pacific | 53025 |
| Franklin | Pasco | 97,676 | 1,241.6 | 79 | $345,700 | Pacific | 53021 |
| Island | Coupeville | 86,747 | 208.5 | 416 | $535,300 | Pacific | 53029 |
| Lewis | Chehalis | 83,925 | 2,402.8 | 35 | $341,500 | Pacific | 53041 |
| Chelan | Wenatchee | 79,518 | 2,921.2 | 27 | $454,900 | Pacific | 53007 |
| Clallam | Port Angeles | 77,593 | 1,738.8 | 45 | $385,600 | Pacific | 53009 |
| Grays Harbor | Montesano | 76,397 | 1,901.5 | 40 | $279,500 | Pacific | 53027 |
| Mason | Shelton | 66,968 | 959.6 | 70 | $377,400 | Pacific | 53045 |
| Walla Walla | Walla Walla | 62,102 | 1,270.0 | 49 | $375,600 | Pacific | 53071 |
| Stevens | Colville | 47,470 | 2,477.1 | 19 | $308,000 | Pacific | 53065 |
| Whitman | Colfax | 47,042 | 2,159.3 | 22 | $323,300 | Pacific | 53075 |
| Kittitas | Ellensburg | 44,736 | 2,297.3 | 19 | $459,900 | Pacific | 53037 |
| Douglas | Waterville | 43,733 | 1,819.2 | 24 | $402,900 | Pacific | 53017 |
| Okanogan | Okanogan | 42,811 | 5,266.2 | 8 | $284,200 | Pacific | 53047 |
| Jefferson | Port Townsend | 33,313 | 1,803.7 | 18 | $495,100 | Pacific | 53031 |
| Pacific | South Bend | 23,750 | 933.4 | 25 | $274,000 | Pacific | 53049 |
| Klickitat | Goldendale | 23,082 | 1,871.6 | 12 | $388,700 | Pacific | 53039 |
| Asotin | Asotin | 22,424 | 636.1 | 35 | $286,200 | Pacific | 53003 |
| Adams | Ritzville | 20,690 | 1,925.0 | 11 | $251,300 | Pacific | 53001 |
| San Juan | Friday Harbor | 18,266 | 173.9 | 105 | $726,500 | Pacific | 53055 |
| Pend Oreille | Newport | 13,811 | 1,400.2 | 10 | $307,800 | Pacific | 53051 |
| Skamania | Stevenson | 12,276 | 1,658.3 | 7 | $472,600 | Pacific | 53059 |
| Lincoln | Davenport | 11,271 | 2,310.6 | 5 | $272,300 | Pacific | 53043 |
| Ferry | Republic | 7,326 | 2,203.2 | 3 | $274,500 | Pacific | 53019 |
| Wahkiakum | Cathlamet | 4,573 | 262.9 | 17 | $344,500 | Pacific | 53069 |
| Columbia | Dayton | 3,996 | 868.6 | 5 | $256,100 | Pacific | 53013 |
| Garfield | Pomeroy | 2,326 | 710.8 | 3 | $214,200 | Pacific | 53023 |
Which Washington cities are in more than one county?
- Auburn: King County 88.5%, Pierce County 11.5% of residents
- Bothell: King County 60.1%, Snohomish County 39.9% of residents
- Milton: Pierce County 79.7%, King County 20.3% of residents
- Woodland: Cowlitz County 98.8%, Clark County 1.2% of residents
- Coulee Dam: Okanogan County 73.1%, Douglas County 26.9% of residents
Sources: Census TIGER/Line 2024; ACS 2019-2023 5-year; Wikidata, CC0 (seats); timezone-boundary-builder (time zones). Data as of November 1, 2026. Not affiliated with any government agency.
FAQ