'Jackson County, MO' definitions:

Jackson -- U.S. County in Missouri

From: Gazetteer 2000
Name :
Jackson -- U.S. County in Missouri
Population (2000) :
654880
Housing Units (2000) :
288231
Land area (2000) :
604.844189 sq. miles (1566.539191 sq. km)
Water area (2000) :
11.566961 sq. miles (29.958289 sq. km)
Total area (2000) :
616.411150 sq. miles (1596.497480 sq. km)
Located within :
Missouri (MO), FIPS 29
Location :
39.024005 N, 94.463242 W