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Washington: county data, all 39 of them.

7,816,116 residents across 39 county-equivalents, 201,264 business establishments, and 13,291 SBA approvals worth $8.56 bn. Every figure on this page is those counties summed, and every county has its own page.

32 state-level values · 39 county pages · underlined figures are computed by MMCG Analytics, not published by the agency

How many people live in Washington?

  • Population7,816,116
  • Households3,064,820
  • Average household size2.55
  • County-equivalents39
  • People per square mile118

Washington has 7,816,116 residents in 3,064,820 households across 39 county-equivalents, every one of which has its own data page below.

US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.

What is the Washington economy?

  • Combined county product, 2024$856.01 bn
  • County product per resident$109,519
  • Covered employment3,530,225
  • Average annual pay$94,174

The average annual pay of $94,174 is weighted by each county's covered employment, not averaged across counties, so a large labour market counts for more than a small one.

US Bureau of Economic Analysis, Regional, table CAGDP2, CAGDP2, through 2024. US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.

How many businesses are in Washington?

  • Business establishments201,264
  • Establishments per 1,000 residents25.7
  • Employment at those establishments2,994,530
  • Annual payroll$245.87 bn

US Census Bureau, County Business Patterns, 2023.

Building permits in Washington

  • Housing units permitted37,778
  • Permitted construction value$10.38 bn
  • Units permitted per 1,000 households12.3

US Census Bureau, Building Permits Survey, 2024 annual.

SBA loans in Washington (7(a) and 504)

  • 7(a) approvals recorded10,791
  • 7(a) approval dollars$6.29 bn
  • Average 7(a) approval$583,132
  • 504 approvals recorded2,500
  • 504 approval dollars$2.26 bn
  • Average 504 approval$905,723
  • Counties with a 7(a) record39 of 39

US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30. US Small Business Administration, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.

SBA loan default and charge-off rates in Washington

  • 7(a) charge-off rate over resolved loans6.10 percent
  • Resolved 7(a) loans behind that rate2,139
  • 7(a) loans charged off130
  • 504 charge-off rate over resolved loans1.30 percent
  • Resolved 504 loans behind that rate955
  • 504 loans charged off12

Of the 2,139 Washington 7(a) loans that have reached a final outcome, 6.10 percent were charged off. The rate is taken over resolved loans only, because a loan still running has not yet succeeded or failed.

Compare against the national and state SBA charge-off rates, computed the same way over resolved loans only.

US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30. US Small Business Administration, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.

How large is Washington?

  • Land area66,455 sq mi
  • County-equivalents39
  • People per square mile118

US Census Bureau county boundary geometry, TIGER, adjacency computed from shared boundary vertices, TIGER county boundaries. US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.

The largest counties in Washington.

Washington county-equivalents by population, with the figures a site search compares them on
GeographyPopulationMedian incomeEstablishmentsCounty GDPSBA approvals
King County2,287,171$124,74670,376$477.15 bn4,154
Pierce County930,319$99,56420,051$64.94 bn1,726
Snohomish County844,430$111,24620,258$61.97 bn1,414
Spokane County549,056$78,58214,426$40.04 bn961
Clark County516,959$97,53612,552$33.42 bn924
Thurston County299,067$96,5636,656$21.56 bn497
Kitsap County277,881$104,1586,272$18.35 bn417
Yakima County257,152$70,6565,010$13.35 bn352
Whatcom County230,503$81,7847,146$20.64 bn452
Benton County212,905$89,8744,960$16.92 bn357

Counties

All 39 Washington county-equivalents.

Washington counties: population, income, establishments and SBA activity
GeographyPopulationMedian incomeEstablishmentsCounty GDPSBA approvalsLand area, sq mi
Adams County20,800$66,136401$1.44 bn411,925
Asotin County22,467$72,283440$984.8 m14636
Benton County212,905$89,8744,960$16.92 bn3571,700
Chelan County80,172$82,3812,782$7.13 bn1392,921
Clallam County77,813$70,3702,114$3.82 bn1041,738
Clark County516,959$97,53612,552$33.42 bn924629
Columbia County4,014$71,810107$498.1 m11869
Cowlitz County112,360$76,5312,309$7.23 bn1221,140
Douglas County44,366$80,363854$2.85 bn461,819
Ferry County7,387$55,614145$278.6 m82,203
Franklin County98,902$86,7141,968$5.78 bn1271,242
Garfield County2,353$64,88439$220.6 m2711
Grant County101,799$73,2672,123$8.58 bn1672,680
Grays Harbor County77,053$64,4141,558$3.83 bn961,902
Island County86,836$90,5511,941$4.66 bn112208
Jefferson County33,577$74,048991$1.87 bn421,804
King County2,287,171$124,74670,376$477.15 bn4,1542,116
Kitsap County277,881$104,1586,272$18.35 bn417395
Kittitas County47,172$73,8041,500$2.64 bn832,297
Klickitat County23,411$71,042585$2.33 bn461,871
Lewis County85,154$74,7961,990$5.12 bn1152,403
Lincoln County11,489$71,512291$685.1 m332,310
Mason County67,982$83,2701,072$2.46 bn76959
Okanogan County43,425$63,2071,202$2.35 bn545,268
Pacific County23,994$67,081558$1.03 bn22933
Pend Oreille County14,050$67,436258$767.7 m201,400
Pierce County930,319$99,56420,051$64.94 bn1,7261,670
San Juan County18,478$84,8001,040$1.23 bn39174
Skagit County131,328$89,2633,670$9.57 bn2851,731
Skamania County12,402$93,265214$432.4 m121,656
Snohomish County844,430$111,24620,258$61.97 bn1,4142,087
Spokane County549,056$78,58214,426$40.04 bn9611,764
Stevens County48,067$69,327943$1.75 bn602,478
Thurston County299,067$96,5636,656$21.56 bn497722
Wahkiakum County4,658$62,65398$132.8 m6263
Walla Walla County62,161$74,2021,491$4.58 bn891,270
Whatcom County230,503$81,7847,146$20.64 bn4522,107
Whitman County47,003$55,406873$3.38 bn662,159
Yakima County257,152$70,6565,010$13.35 bn3524,295

The register

Every source behind these 39 pages.

SourcePeriod coveredLicence
US Census Bureau, American Community Survey 5-Year Estimates2020-2024 5-yearUS Census Bureau, public domain
US Census Bureau, Population Estimates Program, Vintage 2024Vintage 2024, estimates 2020 to 2024US Census Bureau, public domain
US Bureau of Economic Analysis, Regional, table CAGDP2CAGDP2, through 2024US Bureau of Economic Analysis, public domain
US EPA, Map of Radon Zones, county spreadsheet2024-05 publication, EPA 402/A-16/001US EPA, public domain
FEMA OpenFEMA, NFIP Community Status BookCommunity Status Book, as retrievedFEMA OpenFEMA, public domain
US Small Business Administration, 7(a) FOIA releaseFY2020 to FY2026 year to date, as of 2026-06-30FOIA release, public domain
US Small Business Administration, 504 FOIA releaseFY2010 to FY2026 year to date, as of 2026-06-30FOIA release, public domain
US Census Bureau county boundary geometry, TIGER, adjacency computed from shared boundary verticesTIGER county boundariesUS Census Bureau, public domain
US Census Bureau, County Business Patterns2023US Census Bureau, public domain
US Bureau of Labor Statistics, Quarterly Census of Employment and Wages2024 annual averagesUS BLS, public domain
US Census Bureau, Building Permits Survey2024 annualUS Census Bureau, public domain
US Internal Revenue Service, Statistics of Income county migration flows2021 to 2022 filing yearsIRS SOI, public domain

A Washington statutory guide is in preparation.

How a county page is built →