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State, one year

Washington in 2005

Index change and building permits for the year, with every county.

In 2005 the FHFA house price index for Washington changed +16.7%, against +12.4% for the United States and +9.1% in 2004.

52,988 housing units were authorised by building permits in the state that year (41,407 single-family), +5.8% on 2004; the national total was 2,155,316.

+16.7%Washington index, 2004–2005US +12.4%
52,988housing units permitted in 200541,407 single-family
38 of 39counties with a rising indexmedian county +16.3%
2,155,316units permitted nationally in 2005
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Counties in 2005

Ranked by the county index change from 2004 to 2005 (FHFA annual county index). Permits are units authorised in 2005; per 1,000 uses the vintage 2025 population.

CountyIndex change 2005Units permittedSingle-familyPer 1,000
Columbia County+27.6%10102.4
Jefferson County+22.4%3263269.6
Whatcom County+21.9%2,5561,69810.8
Clallam County+21.6%81966610.5
Island County+21.1%7687529.0
Clark County+20.3%3,7713,4957.1
Kitsap County+20.1%1,6111,3005.7
Pend Oreille County+19.5%88846.1
Thurston County+19.5%2,5702,5308.4
San Juan County+19.4%21220411.4
Skagit County+19.4%1,0189347.7
Pierce County+18.7%6,8265,5157.2
Grays Harbor County+17.3%4203355.4
Pacific County+17.2%2091948.6
Mason County+17.0%6336018.9
Spokane County+16.8%4,3963,5577.9
Klickitat County+16.7%1291295.3
Okanogan County+16.6%2442375.4
Stevens County+16.4%2232234.5
King County+16.3%12,0346,3315.1
Lewis County+16.1%5294996.0
Snohomish County+15.9%6,6595,7197.6
Skamania County+15.6%1201209.5
Asotin County+14.9%1061064.7
Whitman County+14.5%4381389.0
Kittitas County+13.8%55954711.5
Chelan County+13.3%5074576.2
Wahkiakum County+13.3%494910.1
Lincoln County+12.6%47473.9
Cowlitz County+12.5%5154694.5
Douglas County+12.1%3953818.5
Walla Walla County+11.9%2572114.1
Ferry County+11.6%32324.3
Grant County+7.6%6395706.0
Yakima County+5.8%7807393.0
Franklin County+5.1%1,2311,06112.0
Adams County+4.3%37321.7
Benton County+3.6%1,2191,1035.5
Garfield County−6.4%662.5

Permits by year, 1995–2025

Housing units authorised in Washington by year020,00040,00060,0001995: 38,160 units (26,772 single-family, 11,388 in multi-unit buildings)19951996: 39,597 units (27,015 single-family, 12,582 in multi-unit buildings)1997: 41,089 units (27,776 single-family, 13,313 in multi-unit buildings)1998: 45,727 units (28,644 single-family, 17,083 in multi-unit buildings)1999: 42,752 units (28,111 single-family, 14,641 in multi-unit buildings)2000: 39,021 units (25,471 single-family, 13,550 in multi-unit buildings)20002001: 38,345 units (26,736 single-family, 11,609 in multi-unit buildings)2002: 40,200 units (30,239 single-family, 9,961 in multi-unit buildings)2003: 42,825 units (33,091 single-family, 9,734 in multi-unit buildings)2004: 50,089 units (36,489 single-family, 13,600 in multi-unit buildings)2005: 52,988 units (41,407 single-family, 11,581 in multi-unit buildings)20052006: 50,033 units (35,611 single-family, 14,422 in multi-unit buildings)2007: 47,397 units (30,390 single-family, 17,007 in multi-unit buildings)2008: 28,919 units (17,440 single-family, 11,479 in multi-unit buildings)2009: 17,011 units (12,991 single-family, 4,020 in multi-unit buildings)2010: 20,691 units (14,702 single-family, 5,989 in multi-unit buildings)20102011: 20,864 units (13,159 single-family, 7,705 in multi-unit buildings)2012: 28,118 units (16,508 single-family, 11,610 in multi-unit buildings)2013: 32,962 units (18,396 single-family, 14,566 in multi-unit buildings)2014: 33,898 units (17,905 single-family, 15,993 in multi-unit buildings)2015: 40,374 units (19,797 single-family, 20,577 in multi-unit buildings)20152016: 44,077 units (22,463 single-family, 21,614 in multi-unit buildings)2017: 45,794 units (23,115 single-family, 22,679 in multi-unit buildings)2018: 47,746 units (23,676 single-family, 24,070 in multi-unit buildings)2019: 48,424 units (23,300 single-family, 25,124 in multi-unit buildings)2020: 43,881 units (23,542 single-family, 20,339 in multi-unit buildings)20202021: 56,941 units (25,076 single-family, 31,865 in multi-unit buildings)2022: 49,030 units (20,400 single-family, 28,630 in multi-unit buildings)2023: 37,097 units (18,056 single-family, 19,041 in multi-unit buildings)2024: 37,778 units (19,136 single-family, 18,642 in multi-unit buildings)2025: 34,913 units (17,780 single-family, 17,133 in multi-unit buildings)2025

Housing units authorised in Washington by yearsingle-family2+ unit buildings

Source: Federal Housing Finance Agency annual state and county house price indexes (updated March 31, 2026); Census Bureau Building Permits Survey annual state and county files. Public domain. Methodology.