Rock Falls, IL Insights: Population,
Zip Codes, Influence, and Service Areas

Rock Falls is a city in Whiteside County, Illinois, United States. The recorded population was 8,606 at the 2020 census, down 7.12% from 9,266 in 2010. The city is located on the Rock River, directly opposite its twin city of Sterling.

Zip Codes in Rock Falls, IL that we also serve: 61071





Cities Close To Rock Falls, IL That We Also Serve



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