Washington (state) statistical areas explained

The U.S. state of Washington has 29 statistical areas that have been delineated by the Office of Management and Budget (OMB). On July 21, 2023, the OMB delineated six combined statistical areas, 13 metropolitan statistical areas, and ten micropolitan statistical areas in Washington.[1] As of 2023, the largest of these is the Seattle-Tacoma, WA CSA, anchored by Washington's largest city, Seattle and including its capital, Olympia.

The state historically had three metropolitan areas: Seattle, Spokane, and Tacoma. Seattle and Tacoma were eventually merged, while other metropolitan areas were added in the 1970s and 1980s.[2]

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Table

The 29 United States statistical areas and 39 counties of the State of Washington

Combined statistical area2023 population (est.)[3] Core-based statistical area2023 population (est.)County2023 population (est.)Metropolitan division2023 population (est.)
Seattle-Tacoma, WA CSA4,993,725Seattle-Tacoma-Bellevue, WA MSA4,044,837King County, Washington2,271,380Seattle-Bellevue-Kent, WA MD2,271,380
Pierce County, Washington928,696Tacoma-Lakewood, WA MD928,696
Snohomish County, Washington844,761Everett, WA MD844,761
Olympia-Lacey-Tumwater, WA MSA299,003Thurston County, Washington299,003none
Bremerton-Silverdale-Port Orchard, WA MSA277,658Kitsap County, Washington277,658
Mount Vernon-Anacortes, WA MSA131,417Skagit County, Washington131,417
Oak Harbor, WA μSA86,267Island County, Washington86,267
Centralia, WA μSA86,154Lewis County, Washington86,154
Shelton, WA μSA68,389Mason County, Washington68,389
Portland-Vancouver-Salem, OR-WA CSA3,286,669
646,654 		Portland-Vancouver-Hillsboro, OR-WA MSA2,508,050
533,790 (WA)		Multnomah County, Oregon789,698
Washington County, Oregon598,865
Clark County, Washington521,150
Clackamas County, Oregon423,173
Yamhill County, Oregon108,644
Columbia County, Oregon53,880
Skamania County, Washington12,640
Salem, OR MSA436,546
Marion County, Oregon346,741
Polk County, Oregon89,805
Albany, OR MSA131,496
Linn County, Oregon131,496
Longview-Kelso, WA MSA112,864Cowlitz County, Washington112,864
Corvallis, OR MSA97,713
Benton County, Oregon97,713
Spokane-Spokane Valley-Coeur d'Alene, WA-ID CSA785,302
600,292		Spokane-Spokane Valley, WA MSA600,292Spokane County, Washington551,455
Stevens County, Washington48,837
Coeur d'Alene, ID MSA185,010Kootenai County, Idaho185,010
Kennewick-Richland-Walla Walla, WA CSA375,821Kennewick-Richland, WA MSA314,253Benton County, Washington215,219
Franklin County, Washington99,034
Walla Walla, WA MSA61,568Walla Walla County, Washington61,568
noneYakima, WA MSA256,643Yakima County, Washington256,643
Bellingham, WA MSA231,919Whatcom County, Washington231,919
Wenatchee–East Wenatchee, WA MSA124,795Chelan County, Washington79,997
Douglas County, Washington44,798
Moses Lake-Othello, WA CSA123,498Moses Lake, WA μSA102,678Grant County, Washington102,678
Othello, WA μSA20,820Adams County, Washington20,820
nonePort Angeles, WA μSA77,616Clallam County, Washington77,616
Aberdeen, WA μSA77,290Grays Harbor County, Washington77,290
Pullman-Moscow, WA-ID CSA89,313
48,012 (WA)		Pullman, WA μSA48,012Whitman County, Washington48,012
Moscow, ID μSA41,301Latah County, Idaho41,301
noneEllensburg, WA μSA45,508Kittitas County, Washington45,508
Port Townsend, WA μSA33,714Jefferson County, Washington33,714
Lewiston, ID-WA MSA65,536
22,549 (WA)		Nez Perce County, Idaho42,987
Asotin County, Washington22,549
noneOkanogan County, Washington43,712
Pacific County, Washington24,200
Klickitat County, Washington23,589
San Juan County, Washington18,566
Pend Oreille County, Washington14,361
Lincoln County, Washington11,738
Ferry County, Washington7,497
Wahkiakum County, Washington4,765
Columbia County, Washington4,053
Garfield County, Washington2,363
State of Washington7,812,880

Primary statistical areas

Primary statistical areas (PSAs) include all combined statistical areas and any core-based statistical area that is not a constituent of a combined statistical area. Of the 29 statistical areas of Washington, 14 are PSAs comprising six combined statistical areas, four metropolitan statistical areas and four micropolitan statistical areas.

The 14 primary statistical areas of the State of Washington

scope=col rowspan=22020 rankscope=col rowspan=2Primary statistical areaPopulation
scope=col2023 estimatescope=colChangescope=col2020 Census[4] scope=colChangescope=col2010 Census[5]
scope=rowSeattle-Tacoma, WA CSA
scope=rowPortland-Vancouver-Salem, OR-WA CSA (WA)
scope=rowSpokane-Spokane Valley-Coeur d'Alene, WA-ID CSA
scope=rowKennewick-Richland-Walla Walla, WA CSA
scope=rowYakima, WA MSA
scope=rowBellingham, WA MSA
scope=rowWenatchee-East Wenatchee, WA MSA
scope=rowMoses Lake-Othello, WA CSA
scope=rowPort Angeles, WA μSA
scope=rowAberdeen, WA μSA
scope=rowPullman-Moscow, WA-ID CSA (WA)
scope=rowEllensburg, WA μSA
scope=rowPort Townsend, WA μSA
scope=rowLewiston, ID-WA MSA (WA)
Portland-Vancouver-Salem, OR-WA CSA
Spokane-Spokane Valley-Coeur d'Alene, WA-ID CSA
Pullman-Moscow, WA-ID CSA
Lewiston, ID-WA MSA

See also

External links

47.3826°N -120.4472°W

Notes and References

  1. Web site: OMB BULLETIN NO. 23-01. Revised Delineations of Metropolitan Statistical Areas, Micropolitan Statistical Areas, and Combined Statistical Areas, and Guidance on Uses of the Delineations of These Areas. Office of Management and Budget. July 21, 2023. November 5, 2023.
  2. News: December 2, 1981 . Three Puget Sound cities join state's other five census metropolitan areas . B13 . . . . March 4, 2024.
  3. Web site: March 2023 . County Population Totals and Components of Change: 2020-2023 . May 21, 2024 . United States Census Bureau, Population Division.
  4. Web site: PROFILE OF GENERAL POPULATION AND HOUSING CHARACTERISTICS.. U.S. Census Bureau. 2020. May 21, 2024.
  5. Web site: Annual Estimates of the Resident Population for Counties: April 1, 2010 to July 1, 2019. U.S. Census Bureau. 2019. May 21, 2024.

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