Lake Summerset is a census-designated place (CDP) in Stephenson and Winnebago counties in Illinois. The population was 2,048 at the 2010 census. Lake
Pennsylvania Lake Summerset, Illinois, a census-designated place in Illinois Summerset Township, Adair County, Iowa, a township in Iowa Summerset Trail, a
Joliet Kangley Kankakee Kent Kings Kingston Kinsman Kirkland Lake Holiday Lake Summerset Lakemoor Lakewood Lakewood Shores Lanark LaSalle Leaf River Lee
Darmstadt Floraville Paderborn Rentchler Scott Air Force Base Lake Summerset Heritage Lake Olivet Como Crystal Lawns Fairmont Frankfort Square Ingalls Park
Wildlife Area Lake Springfield (reservoir), Sangamon County Sterling Lake, Lake County Lake Storey, Galesburg, Illinois Lake Summerset (reservoir), Stephenson