Miner County ranks 53rd out of 66 counties in the state for the combined amount of land currently advertised for sale. Among cities in Miner County with farms and ranches for sale, Howard featured the most land for sale. Its economy is defined as agricultural, with 486 farms recorded in the county during the most recent U.S. Census. Farming activities in Miner County generate annual revenues of $10 million, most of which is from crops. Miner County is South Dakota's 55th biggest county (571 square miles). It's located in the Southeast South Dakota region of the state.