There was a total of around $178 million of farms and ranches for sale in San Juan County recently on Land.com. The total of all San Juan County farms, ranches, hunting land and other land for sale was almost 7,000 acres. San Juan County ranks seventh in the Land of Enchantment for the total acreage of land currently advertised for sale. Of all locations in San Juan County with farms, ranches, and rural real estate for sale, Farmington featured the most land for sale. Economically speaking, San Juan County's is largely dependent on mining and mineral extraction-related businesses and services. San Juan County is one of the ten largest counties in New Mexico (5,538 square miles). It's located in the Northwest New Mexico region of New Mexico.