'Frederick County, MD' definitions:

Frederick -- U.S. County in Maryland

From: Gazetteer 2000
Name :
Frederick -- U.S. County in Maryland
Population (2000) :
195277
Housing Units (2000) :
73017
Land area (2000) :
662.875088 sq. miles (1716.838523 sq. km)
Water area (2000) :
4.460272 sq. miles (11.552052 sq. km)
Total area (2000) :
667.335360 sq. miles (1728.390575 sq. km)
Located within :
Maryland (MD), FIPS 24
Location :
39.463730 N, 77.413925 W