A total of 100,000 acres were listed for sale in Grant County, New Mexico, recently; the combined value of all Grant County farms, ranches, hunting land and other land for sale was approximately $131 million. Grant County ranks ninth in the state for the combined amount of land currently advertised for sale. Silver City had the most land for sale. Economically speaking, Grant County's is largely dependent on mining and mineral extraction-related businesses and services. Grant County is New Mexico's 14th biggest county (3,967 square miles). It's located in the Southwest New Mexico region of New Mexico.