A combined almost 4,000 acres were listed for sale in Camas County recently; the combined value of all Camas County land and rural real estate for sale was nearly $21 million. Camas County ranks 33rd out of 44 counties in the state for the total number of acres of land currently advertised for sale. Among cities in Camas County with farms, ranches, hunting land and other land for sale, Fairfield had the most land for sale. Camas County is the 29th largest county (1,078 square miles) in Idaho. It's located in the Central Idaho region of Idaho.