'Northumberland County' definitions:
Northumberland -- U.S. County in Pennsylvania
From: Gazetteer 2000
Name :
Northumberland -- U.S. County in Pennsylvania
Population (2000) :
94556
Housing Units (2000) :
43164
Land area (2000) :
459.910657 sq. miles (1191.163083 sq. km)
Water area (2000) :
17.468738 sq. miles (45.243823 sq. km)
Total area (2000) :
477.379395 sq. miles (1236.406906 sq. km)
Located within :
Pennsylvania (PA), FIPS 42
Location :
40.863236 N, 76.687307 W
Northumberland -- U.S. County in Virginia
From: Gazetteer 2000
Name :
Northumberland -- U.S. County in Virginia
Population (2000) :
12259
Housing Units (2000) :
8057
Land area (2000) :
192.302023 sq. miles (498.059931 sq. km)
Water area (2000) :
93.363253 sq. miles (241.809705 sq. km)
Total area (2000) :
285.665276 sq. miles (739.869636 sq. km)
Located within :
Virginia (VA), FIPS 51
Location :
37.867360 N, 76.372080 W