Champion, NebraskaChampion is an unincorporated community and census-designated place in central Chase County, Nebraska, United States. As of the 2010 census, it had a population of 103. It has a post office with the ZIP code 69023.HistoryChampion was named for Champion S. Chase, a Nebraska politician.GeographyChampion lies in the valley of Frenchman Creek, a tributary of the Republican River, near the Champion Mill Park, southwest of the city of Imperial, the county seat of Chase County.