Harper County is in Tallgrass Prairie Kansas. Of the 105 counties in the Sunflower State, 513,779-acre Harper County ranks 45th by size. There is approximately 4,000 acres of farms for sale in Harper County, Kansas, based on recent Land Network data. The combined market value of farms and ranches for sale here is $12 million. The average price of farms for sale in Harper County was $883,292. Farms for sale in Harper County feature 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 lifestyle needs.