There was a total of $8 million of land for sale in Fayette County recently on Land.com. The total size of all Fayette County farms, ranches, and rural real estate for sale was almost 1,000 acres. Fayette County ranks 76th out of 99 counties in the Wrestling State for the combined amount of land currently advertised for sale. Of all locations in Fayette County with land for sale, Oelwein had 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.