'Richland County, OH' definitions:

Richland -- U.S. County in Ohio

From: Gazetteer 2000
Name :
Richland -- U.S. County in Ohio
Population (2000) :
128852
Housing Units (2000) :
53062
Land area (2000) :
496.876450 sq. miles (1286.904043 sq. km)
Water area (2000) :
3.450919 sq. miles (8.937838 sq. km)
Total area (2000) :
500.327369 sq. miles (1295.841881 sq. km)
Located within :
Ohio (OH), FIPS 39
Location :
40.765756 N, 82.537941 W