'Beaver County, PA' definitions:

Beaver -- U.S. County in Pennsylvania

From: Gazetteer 2000
Name :
Beaver -- U.S. County in Pennsylvania
Population (2000) :
181412
Housing Units (2000) :
77765
Land area (2000) :
434.213128 sq. miles (1124.606790 sq. km)
Water area (2000) :
9.690931 sq. miles (25.099394 sq. km)
Total area (2000) :
443.904059 sq. miles (1149.706184 sq. km)
Located within :
Pennsylvania (PA), FIPS 42
Location :
40.695415 N, 80.312675 W