'Washington County, VA' definitions:

Washington -- U.S. County in Virginia

From: Gazetteer 2000
Name :
Washington -- U.S. County in Virginia
Population (2000) :
51103
Housing Units (2000) :
22985
Land area (2000) :
562.860490 sq. miles (1457.801914 sq. km)
Water area (2000) :
3.121059 sq. miles (8.083506 sq. km)
Total area (2000) :
565.981549 sq. miles (1465.885420 sq. km)
Located within :
Virginia (VA), FIPS 51
Location :
36.712823 N, 81.958680 W