The value of all farms and ranches for sale in Iowa's Fayette County recently was $5 million, representing a combined 49 acres of land for sale in Fayette County. Fayette County ranks 81st in the Wrestling State for the total number of acres of land currently advertised for sale. Of all locations in Fayette County with farms and ranches for sale, Oelwein featured the most land for sale. Fayette County is one of the ten biggest counties in Iowa (731 square miles). It's located in the Eastern Iowa region of the state.