'Allegany County, MD' definitions:

Allegany -- U.S. County in Maryland

From: Gazetteer 2000
Name :
Allegany -- U.S. County in Maryland
Population (2000) :
74930
Housing Units (2000) :
32984
Land area (2000) :
425.419497 sq. miles (1101.831391 sq. km)
Water area (2000) :
4.398672 sq. miles (11.392507 sq. km)
Total area (2000) :
429.818169 sq. miles (1113.223898 sq. km)
Located within :
Maryland (MD), FIPS 24
Location :
39.621909 N, 78.802613 W