Lemhi County is located in Idaho. The county covers 4,570 square miles (2,924,595 acres), representing less than one percent of the state. Of Idaho's 44 counties, Lemhi County ranks 32nd in terms of the size of its population (7,735, according to 2015 Census estimates). Government and state-level services are the main economic drivers in Lemhi County. The county is also considered popular among retirees. Recent data from Lands of America calculates the average value of land and acreage for sale in Lemhi County at $20,201 per acre. The average list price of property and land for sale was $250,849 (the most expensive listing being for $4.0 million) and the median land-parcel size was four acres. Land for sale in Lemhi County totaled 1,478 acres and $29.9 million in overall land value, with the city of Salmon featuring the most land for sale in the county. Farmland was the most common type of land for sale in Lemhi County.