Net County-to-County Migration Flow (5-year estimate) for Carroll County, IL was -40.00000 Persons in January of 2020, according to the United States Federal Reserve. Historically, Net County-to-County Migration Flow (5-year estimate) for Carroll County, IL reached a record high of 143.00000 in January of 2019 and a record low of -490.00000 in January of 2015. Trading Economics provides the current actual value, an historical data chart and related indicators for Net County-to-County Migration Flow (5-year estimate) for Carroll County, IL - last updated from the United States Federal Reserve on May of 2024.