'Dorchester County, MD' definitions:

Dorchester -- U.S. County in Maryland

From: Gazetteer 2000
Name :
Dorchester -- U.S. County in Maryland
Population (2000) :
30674
Housing Units (2000) :
14681
Land area (2000) :
557.540229 sq. miles (1444.022503 sq. km)
Water area (2000) :
425.375616 sq. miles (1101.717742 sq. km)
Total area (2000) :
982.915845 sq. miles (2545.740245 sq. km)
Located within :
Maryland (MD), FIPS 24
Location :
38.546629 N, 75.983875 W