Dunlap High School (DHS) is a public four-year high school located at 5220 West Legion Hall Road in Dunlap, Illinois, a village in Peoria County, Illinois, in the Midwestern United States. DHS serves the communities of Dunlap, Alta, Edwards, and Peoria. The campus is located less than 10 miles north of Peoria, Illinois, and serves a mixed city, village, and rural residential community.