'Harford County, MD' definitions:

Harford -- U.S. County in Maryland

From: Gazetteer 2000
Name :
Harford -- U.S. County in Maryland
Population (2000) :
218590
Housing Units (2000) :
83146
Land area (2000) :
440.349429 sq. miles (1140.499738 sq. km)
Water area (2000) :
86.368111 sq. miles (223.692372 sq. km)
Total area (2000) :
526.717540 sq. miles (1364.192110 sq. km)
Located within :
Maryland (MD), FIPS 24
Location :
39.534674 N, 76.290245 W