A total of approximately 2,000 acres were listed for sale in Marion County recently; the overall value of all Marion County farms, ranches, hunting land and other land for sale was almost $4 million. Marion County ranks 51st out of 105 counties in the state for the total number of acres of land currently advertised for sale. Hillsboro featured the most land for sale. Marion County has a large agricultural economy, with 981 farms recorded in the county during the latest U.S. Census. Farming activities in Marion County generate annual revenues of $15 million, most of which is from crops. Marion County is Kansas's 20th biggest county (953 square miles). It's located in the Tallgrass Prairie Kansas region of Kansas.