The value of all farms, ranches, hunting land and other land for sale in Jackson County recently was approximately $15 million, representing a combined 2,093 acres of land for sale in Jackson County. Jackson County ranks 56th in the state for the total number of acres of land currently advertised for sale. Of all land and rural real estate for sale in Jackson County, Altus had the most land for sale. From an economic perspective, government and state-level services contribute most to Jackson County's overall GDP. Jackson County is the 40th biggest county (804 square miles) in Oklahoma. It's located in the Great Plains Country Oklahoma region of Oklahoma.