A total of almost 4,000 acres were listed for sale in Lemhi County, Idaho, recently; the value of all Lemhi County land for sale was $30 million. Lemhi County ranks 38th out of 44 counties in the Gem State for the total acreage of land currently advertised for sale. Of all farms, ranches, hunting land and other land for sale in Lemhi County, Salmon featured the most land for sale. From an economic perspective, government and state-level services contribute most to Lemhi County's overall GDP. Lemhi County is one of the ten biggest counties in Idaho (4,569 square miles). It's located in the Central Idaho region of Idaho.