Other located at 2320 CUSTER ROCKFORD, IL 61103. It has 4 beds, 2 bathrooms, and is 1635 square feet. The property was built in 1940. 2320 CUSTER ROCKFORD, IL 61103 is in the Rockford neighborhood. Rockford , Boone County , and Out of Area Winnebago Cnty are nearby neighbourhoods.