The total value of farms, ranches, and rural real estate for sale in Oklahoma's Jefferson County recently on Land.com was $25 million. This represents almost 4,000 acres of land for sale in Jefferson County. Jefferson County ranks 65th in the state for the total number of acres of land currently advertised for sale. Waurika had the most land for sale. Agriculture and farming drives the Jefferson County economy, with 417 farms recorded in the county during the U.S. Census in 2012. Farming activities in Jefferson County generate annual revenues of $2 million, the majority of which comes from livestock products. Jefferson County is Oklahoma's 45th biggest county (774 square miles). It's located in the Great Plains Country Oklahoma region of the state.