'Upper St. Clair, PA' definitions:

Upper St. Clair, PA -- U.S. Census Designated Place in Pennsylvania

From: Gazetteer 2000
Name :
Upper St. Clair, PA -- U.S. Census Designated Place in Pennsylvania
Population (2000) :
20053
Housing Units (2000) :
7091
Land area (2000) :
9.754846 sq. miles (25.264935 sq. km)
Water area (2000) :
0.007900 sq. miles (0.020462 sq. km)
Total area (2000) :
9.762746 sq. miles (25.285397 sq. km)
FIPS code :
79277
Located within :
Pennsylvania (PA), FIPS 42
Location :
40.335636 N, 80.079721 W
Note :
some ZIP codes may be omitted esp. for suburbs.