Oskaloosa, IA Insights: Population,
Zip Codes, Influence, and Service Areas

Oskaloosa is a city in, and the county seat of, Mahaska County, Iowa, United States. In the late nineteenth and early twentieth century, Oskaloosa was a national center of bituminous coal mining. The population was 11,558 in the 2020 U.S. Census.

Zip Codes in Oskaloosa, IA that we also serve: 52577





Cities Close To Oskaloosa, IA That We Also Serve