Carroll County is a county located in the U.S. state of Illinois. As of the 2020 census, the population was 15,702. Its county seat is Mount Carroll. Carroll County was formed in 1839 out of Jo Daviess County. The county is named for Charles Carroll who signed the Declaration of Independence. Carroll, who died in 1832, was the last signer to die.
AdSearch billions of records and make amazing discoveries about your family tree! Join millions of families around the world that use MyHeritageâ„¢ to explore their history.
Discover Your Roots Today · 42 languages · Build Your Tree For Free · New records daily
AdThere's No Better Way to Find Generations of Your Family and Their Stories. Search for Your Ancestors, Build a Family Tree & More for Free on Ancestry.com®.
Find lost relatives · Preserve traditions · 1950 U.S. Census free