Humboldt County is a large region of big mining and mineral extraction interests alongside farming and ranching. The county seat of Winnemucca has grown from an 1800s trading post for westward-bound wagon trains along the Humboldt Trail to a hub for the area?s energy and agricultural interests as well as jumping-off for numerous outdoor adventures including fishing, hunting and ATVing. A total of nearly 100,000 acres were listed for sale in Humboldt County recently, representing a total value of nearly $187 million in Humboldt County ranches, farms, hunting land and other rural land and acreage for sale. Humboldt County ranks 24th out of 58 counties in the state for the total number of acres of land currently advertised for sale. Of all land and rural real estate for sale in Humboldt County, Fortuna featured the most land for sale. Humboldt County is California's 13th largest county (4,052 square miles). It's located in the North Coast California region of the state.