Land for sale in Minnesota's Big Stone County recently totaled $8 million and 1,000 acres. Big Stone County ranks 76th out of 87 counties in Minnesota for the combined amount of land currently advertised for sale. Of all farms and rural land for sale in Big Stone County, Ortonville featured the most land for sale. Its economy is defined as agricultural, with 400 farms recorded in the county during the most recent U.S. Census. Farming activities in Big Stone County generate annual revenues of $8 million, most of which is from crops. Big Stone County is the 67th biggest county (528 square miles) in Minnesota. It's located in the Southern Minnesota region of Minnesota.