There are 7 zip codes in Carroll County, Illinois. The most populated is 61074, located in Savanna. * 2024 populations estimated based on the latest ACS 5-year data.

CSV JSON
Zip Code
Population
City
610744,093Savanna
610532,839Mount Carroll
612852,661Thomson
610462,659Lanark
610511,549Milledgeville
610781,255Shannon
610141,064Chadwick

Zip Codes in Carroll County, Illinois by Population (2024)