Volney, IowaVolney is an unincorporated community in Allamakee County, Iowa, United States.HistoryVolney was platted in 1856. By the 1870s, Volney contained gristmills, a sawmill, and a cooperage business. Volney's population was 60 in 1902, and 99 in 1925. The population was 24 in 1940.Notable peopleFrank M. Byrne, Governor of South DakotaCoe I. Crawford, Governor of South Dakota