. . "340000.0"^^ . . "308" . . . "114.8"^^ . "Westerville is an unincorporated community and census-designated place in Custer County, Nebraska, United States. It is located at the intersection of U.S. Highway 183 and Nebraska Highway 70. As of the 2010 census it had a population of 39."@en . . . "39"^^ . "340000.0"^^ . "-6" . "Westerville, Nebraska"@en . "-5" . "0.0"^^ .