Union County is in Northeast New Mexico. Of the 33 counties in the Land of Enchantment, 2 million-acre Union County ranks 15th by size. Union County, New Mexico, includes nearly 3,000 acres of farms for sale based on recent Land Network data. The combined market value of farms and ranches for sale here was approximately $7 million. The average price of farms for sale in Union County was $3 million. The county has a rural, farm-based economy. Farms for sale in Union County support 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 business or individual needs.