The combined value of land for sale in Washington's Whitman County recently on Land.com was approximately $35 million. This represents around 1,000 acres of ranches, farms, hunting land and other rural land and acreage for sale in Whitman County. Whitman County ranks 24th out of 39 counties in the state for the total acreage of land currently advertised for sale. Of all locations in Whitman County with land and rural real estate for sale, Pullman had the most land for sale. From an economic perspective, government and state-level services contribute most to Whitman County's overall GDP. Whitman County is Washington's 16th largest county (2,177 square miles). It's located in the Eastern Washington region of the state.