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 100,000 acres were listed for sale in Humboldt County, California, recently, representing a total value of around $188 million in Humboldt County farms, ranches, hunting land and other land for sale. Humboldt County ranks 24th in the Golden State for the total number of acres of land currently advertised for sale. Among cities in Humboldt County with ranches, farms, hunting land and other rural land and acreage for sale, 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 California.