Union County is in Northeast New Mexico. Of the 33 counties in the Land of Enchantment, Union County is 15th in terms of its size (2 million acres). Recent listings of farms for sale in Union County, New Mexico, totals about 8,000 acres and a combined market value of approximately $22 million. The most common type of land for sale by combined acreage in Union County is house. The average price of farmland for sale in Union County was $6 million. The economy here is principally agricultural. Farms for sale in Union County hold livestock including cattle, horses, sheep, goats and pig. Browse all New Mexico farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future commercial or lifestyle needs.