Stephenson County, Illinois
Stephenson County is a county in Illinois with an estimated population of 43,105 in 2023. 10 cities, towns and Census places in it are indexed here.
Largest places in Stephenson County
Freeport 23,136Lena 2,665Pearl City 760Orangeville 742Cedarville 646Davis 571Dakota 482German Valley 417Rock City 284Winslow 273
About Stephenson County
Stephenson 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.