Source: 1870 Winnebago County, Illinois Map, showing former townships of New Milford (annexed 1916) and Guilford (annexed 1929), now part of Rockford Township.
Cherry Valley Township
Winnebago County Townships – 2012 map
Source: Land Atlas and Plat Book Winnebago County Illinois 2012 p3
Cherry Valley Township – 1957 Plat Map, Winnebago County
Source: Farm Plat Book, 1957; Winnebago County, Illinois; Sponsored by Union Grange No. 811, Inc.