There was a combined approximately $6 million of land for sale in Iowa's Humboldt County recently on Land.com. The total of all Humboldt County farms and ranches for sale was almost 1,000 acres. Humboldt County ranks 87th out of 99 counties in the Wrestling State for the total acreage of land currently advertised for sale. Of all locations in Humboldt County with farms, ranches, and rural real estate for sale, Humboldt featured the most land for sale. Manufacturing and related services are the largest economic sectors in Humboldt County. Humboldt County is the 85th biggest county (435 square miles) in Iowa. It's located in the Western Iowa region of the state.