Walla Walla County

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Walla Walla County, Washington

315 W Main St
Walla Walla, WA 99362
Phone: (509) 527-3200
Fax: (509) 527-3235
www.co.walla-walla.wa.us

On the southeastern border of WA; original county; organized Apr 25, 1854 (prior to statehood). Name Origin: Apparently for a small tribe, closely related to the Nez Perce, which took its name from the Walla Walla River, 'place of many waters,' referring to the many tributaries, springs, and streams in the area. Lewis and Clark recorded the name as Wollah Wollah.

Area (sq mi):: 1299.25 (land 1270.51; water 28.74) Population per square mile: 45.30
Population 2005: 57,558 State rank: 20 Population change: 2000-20005 4.30%; 1990-2000 13.90% Population 2000: 55,180 (White 78.80%; Black or African American 1.70%; Hispanic or Latino 15.70%; Asian 1.10%; Other 11.80%). Foreign born: 9.40%. Median age: 34.90
Income 2000: per capita $16,509; median household $35,900; Population below poverty level: 15.10% Personal per capita income (2000-2003): $22,643-$24,417
Unemployment (2004): 6.10% Unemployment change (from 2000): -0.40% Median travel time to work: 15.20 minutes Working outside county of residence: 13.70%
Cities with population over 10,000:
  • Walla Walla County seat (30,272)

  • See other counties in .
    References in periodicals archive ?
    Newport Northwest has been actively involved in regional power project development over the past year and currently is developing a similar power plant, the Wallula Power Project, in western Walla Walla County, Washington.