A total of 3,000 acres were listed for sale in Oklahoma's Jackson County recently; the overall value of all Jackson County farms, ranches, hunting land and other land for sale was nearly $15 million. Jackson County ranks 56th in Oklahoma for the total acreage of land currently advertised for sale. Among cities in Jackson County with farms and ranches for sale, Altus featured 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.