A total of nearly 2,000 acres were listed for sale in McPherson County recently, representing a combined almost $13 million in McPherson County farms, ranches, hunting land and other land for sale. McPherson County ranks 25th out of 105 counties in the Jayhawk State for the total number of acres of land currently advertised for sale. Among cities in McPherson County with land for sale, Mcpherson had the most land for sale. Manufacturing and related services are the largest economic sectors in McPherson County. McPherson County is the 25th largest county (900 square miles) in Kansas. It's located in the Tallgrass Prairie Kansas region of Kansas.