Western Washington - Definition and Overview

Western Washington is a region of the United States defined as that part of Washington state west of the Cascade Mountains.

It is known as being far wetter in climate than the eastern portion of the state, which is due in main to the effects of the Cascades rain shadow.

Counties of Western Washington

Clallam, Clark, Cowlitz, Grays Harbor, Island, Jefferson, King, Kitsap, Lewis, Mason, Pacific, Pierce, San Juan, Skagit, Skamania, Snohomish, Thurston, Wahkiakum, and Whatcom Counties are in Western Washington.

Cities of note

• Aberdeen
• Bellingham
• Bremerton
• Everett
• Olympia
• Port Angeles
• Port Townsend
• Seattle
• Tacoma
• Vancouver

Washington
Regions: Central Washington | Columbia River Plateau | Eastern Washington | Inland Empire | Kitsap Peninsula | Olympic Peninsula | Okanogan Country | Palouse | Puget Sound | San Juan Islands | Western Washington | Yakima Valley
Largest Cities: Auburn | Bellevue | Bellingham | Bremerton | Edmonds | Everett | Federal Way | Kennewick | Kent | Kirkland | Lakewood | Olympia | Redmond | Renton | Richland | Seattle | Shoreline | Spokane | Tacoma | Vancouver | Yakima
Counties: Adams | Asotin | Benton | Chelan | Clallam | Clark | Columbia | Cowlitz | Douglas | Ferry | Franklin | Garfield | Grant | Grays Harbor | Island | Jefferson | King | Kitsap | Kittitas | Klickitat | Lewis | Lincoln | Mason | Okanogan | Pacific | Pend Oreille | Pierce | San Juan | Skagit | Skamania | Snohomish | Spokane | Stevens | Thurston | Wahkiakum | Walla Walla | Whatcom | Whitman | Yakima