Land for sale in Davison County recently totaled $7 million and almost 1,000 acres. Davison County ranks 32nd out of 66 counties in the state for the combined amount of land currently advertised for sale. Of all locations in Davison County with land and rural real estate for sale, Mitchell featured the most land for sale. Davison County is South Dakota's 63rd largest county (436 square miles). It's located in the Southeast South Dakota region of South Dakota.