Knox County, Illinois
Knox County is a county in Illinois with an estimated population of 48,411 in 2023. 11 cities, towns and Census places in it are indexed here.
Largest places in Knox County
Galesburg 29,130Abingdon 2,851Knoxville 2,815East Galesburg 740Wataga 716Oneida 675Yates City 623Williamsfield 552Altona 447Victoria 257Henderson 256
About Knox County
Knox County is one of the counties of Illinois. County governments in Illinois handle local services such as courts, property records and elections; cities and towns inside the county run their own municipal services. Population figures come from the Census Bureau's Vintage 2023 estimates, which are updated annually.