The combined value of ranches, farms, hunting land and other rural land and acreage for sale in Oklahoma's Harper County recently on Land.com was almost $8 million. This represents approximately 3,000 acres of ranches, farms, hunting land and other rural land and acreage for sale in Harper County. Harper County ranks 69th out of 77 counties in the Sooner State for the total acreage of land currently advertised for sale. Of all locations in Harper County with land for sale, Buffalo had the most land for sale. Its economy is defined as agricultural, with 532 farms recorded in the county during the most recent U.S. Census. Farming activities in Harper County generate annual revenues of $3 million, the majority of which comes from livestock products. Harper County is Oklahoma's 17th biggest county (1,041 square miles). It's located in the Red Carpet Country Oklahoma region of the state.