'Johnson County, NE' definitions:

Johnson -- U.S. County in Nebraska

From: Gazetteer 2000
Name :
Johnson -- U.S. County in Nebraska
Population (2000) :
4488
Housing Units (2000) :
2116
Land area (2000) :
376.130506 sq. miles (974.173497 sq. km)
Water area (2000) :
0.687994 sq. miles (1.781896 sq. km)
Total area (2000) :
376.818500 sq. miles (975.955393 sq. km)
Located within :
Nebraska (NE), FIPS 31
Location :
40.392860 N, 96.250792 W