A total of 2,000 acres were listed for sale in Adams County, Washington, recently, representing a total value of nearly $46 million in Adams County ranches, farms, hunting land and other rural land and acreage for sale. Adams County ranks 35th out of 39 counties in the Evergreen State for the combined amount of land currently advertised for sale. Othello had the most land for sale. Agriculture and farming drives the Adams County economy, with 713 farms recorded in the county during the U.S. Census in 2012. Farming activities in Adams County generate annual revenues of $24 million, most of which is from crops. Adams County is Washington's 17th biggest county (1,929 square miles). It's located in the Eastern Washington region of the state.