The combined value of land and rural real estate for sale in Iowa's Humboldt County recently on Land.com was around $7 million. This represents almost 1,000 acres of farms, ranches, and rural real estate for sale in Humboldt County. Humboldt County ranks 90th out of 99 counties in the Wrestling State for the total acreage of land currently advertised for sale. Among cities in Humboldt County with farms, ranches, hunting land and other land for sale, Humboldt featured the most land for sale. Manufacturing and related services are the largest economic sectors in Humboldt County. Humboldt County is Iowa's 85th biggest county (435 square miles). It's located in the Western Iowa region of the state.