There was a total of $66 million of ranches, farms, hunting land and other rural land and acreage for sale in Idaho's Fremont County recently on Land.com. The total of all Fremont County ranches, farms, hunting land and other rural land and acreage for sale was around 4,000 acres. Fremont County ranks 33rd in Idaho for the total acreage of land currently advertised for sale. Among cities in Fremont County with farms, ranches, hunting land and other land for sale, Island Park had the most land for sale. From an economic perspective, government and state-level services contribute most to Fremont County's overall GDP. Fremont County is Idaho's 17th biggest county (1,896 square miles). It's located in the Eastern Idaho region of Idaho.