Freeport is located in Stephenson County. About 23,973 people live here (as of 2020). Between 2010 and 2020, the population declined from 25,638 to 23,973. The area covers about 30.5 square kilometers. There are about 888 streets in Freeport. The region was founded in 1827. The postal codes are 61032. Freeport is city and county seat and largest city of Stephenson County, Illinois, United States. Among other things, Freeport has hotels, restaurants, cafés, supermarkets, clothing Stores, attractions, schools, hairdressers and pharmacies. More information at
cityoffreeport.org.