'Riley County, KS' definitions:

Riley -- U.S. County in Kansas

From: Gazetteer 2000
Name :
Riley -- U.S. County in Kansas
Population (2000) :
62843
Housing Units (2000) :
23397
Land area (2000) :
609.550334 sq. miles (1578.728051 sq. km)
Water area (2000) :
12.554763 sq. miles (32.516685 sq. km)
Total area (2000) :
622.105097 sq. miles (1611.244736 sq. km)
Located within :
Kansas (KS), FIPS 20
Location :
39.254260 N, 96.672062 W