The value of farms, ranches, and rural real estate for sale in North Dakota's Oliver County recently on Land.com was around $6 million. This represents around 3,000 acres of farms, ranches, and rural real estate for sale in Oliver County. Oliver County ranks 32nd in the Rough Rider State based on the total amount of acres of land for sale of the 53 counties in the Rough Rider State. Of all locations in Oliver County with farms, ranches, and rural real estate for sale, Center had the most land for sale. Agriculture and farming drives the Oliver County economy, with 290 farms recorded in the county during the U.S. Census in 2012. Farming activities in Oliver County generate annual revenues of $3 million, most of which is from crops. Oliver County is North Dakota's 49th biggest county (731 square miles). It's located in the Central North Dakota region of the state.