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Washington Geographic Rating Areas: Including State Specific Geographic Divisions

The state specific geographic rating areas, including specific geographic divisions for the Individual and Small Group market in Washington are:

For plans with an effective date of 01/01/2019 and beyond

Rating Area ID
(for federal systems)

County Name

3 Digit Zip Code
(if applicable)

Rating Area 1

King

Rating Area 2

Clallam

Rating Area 2

Cowlitz

Rating Area 2

Grays Harbor

Rating Area 2

Jefferson

Rating Area 2

Kitsap

Rating Area 2

Lewis

Rating Area 2

Pacific

Rating Area 2

Wahkiakum

Rating Area 3

Clark

Rating Area 3

Klickitat

Rating Area 3

Skamania

Rating Area 4

Ferry

Rating Area 4

Lincoln

Rating Area 4

Pend Oreille

Rating Area 4

Spokane

Rating Area 4

Stevens

Rating Area 5

Mason

Rating Area 5

Pierce

Rating Area 5

Thurston

Rating Area 6

Benton

Rating Area 6

Franklin

Rating Area 6

Kittitas

Rating Area 6

Yakima

Rating Area 7

Adams

Rating Area 7

Chelan

Rating Area 7

Douglas

Rating Area 7

Grant

Rating Area 7

Okanogan

Rating Area 8

Island

Rating Area 8

San Juan

Rating Area 8

Skagit

Rating Area 8

Snohomish

Rating Area 8

Whatcom

Rating Area 9

Asotin

Rating Area 9

Columbia

Rating Area 9

Garfield

Rating Area 9

Walla Walla

Rating Area 9

Whitman

Washington Geographic Rating Areas for plans with an effective date prior to 01/01/2019 [PDF, 43KB]