Harper County is in Tallgrass Prairie Kansas. Of the 105 counties in the Sunflower State, Harper County ranks 45th in terms of size (513,779 acres). Recent Land Network data shows 5,000 acres of farms for sale in Kansas's Harper County, which is valued at a combined $13 million. The average price of farmland for sale in Harper County was $981,600. Farms for sale in Harper County support livestock including cattle, horses, goats, sheep and pig. Browse all Kansas farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future commercial or individual needs.