'Johnson County, AR' definitions:
Johnson -- U.S. County in Arkansas
From: Gazetteer 2000
Name :
Johnson -- U.S. County in Arkansas
Population (2000) :
22781
Housing Units (2000) :
9926
Land area (2000) :
662.168234 sq. miles (1715.007779 sq. km)
Water area (2000) :
20.574775 sq. miles (53.288421 sq. km)
Total area (2000) :
682.743009 sq. miles (1768.296200 sq. km)
Located within :
Arkansas (AR), FIPS 05
Location :
35.498657 N, 93.484633 W