Cherry Valley is a village of 8.72 square miles that lies primarily in Winnebago County. Approximately ten percent of the village is within Boone County. The village is within the Rockford, Illinois Metropolitan Statistical Area, and borders the southeast side of Rockford. It is also within the Kishwaukee River valley. The population is 2,905 at the 20…Cherry Valley is a village of 8.72 square miles that lies primarily in Winnebago County. Approximately ten percent of the village is within Boone County. The village is within the Rockford, Illinois Metropolitan Statistical Area, and borders the southeast side of Rockford. It is also within the Kishwaukee River valley. The population is 2,905 at the 2020 census, down from 3,162 as of the 2010 census.