There was a total of nearly $589 million of land for sale in Colorado's Garfield County recently on Land.com. The total of all Garfield County land for sale was 100,000 acres. Garfield County ranks 14th in the Mile High State for the total number of acres of land currently advertised for sale. Of all locations in Garfield County with farms, ranches, and rural real estate for sale, Carbondale featured the most land for sale. Economically speaking, Garfield County's is largely dependent on mining and mineral extraction-related businesses and services. Garfield County is one of the ten biggest counties in Colorado (2,955 square miles). It's located in the Northwest Colorado region of the state.