Chaves County is set in a largely underpopulated, agricultural area of New Mexico. At 6,076 square miles, the county is the state's ninth-largest county and comprises some 5 percent of the Enchantment State's total land area. Chaves is centered around the county seat of Roswell, famously known for a 1947 UFO sighting and the reported military cover-up of the alien flying-saucer's crash landing during a storm. The value of all land and rural real estate for sale in New Mexico's Chaves County recently was around $37 million, representing a total of 1,948 acres of land for sale in Chaves County. Chaves County ranks 21st out of 33 counties in the Land of Enchantment for the combined amount of land currently advertised for sale. Among cities in Chaves County with farms and ranches for sale, Roswell featured the most land for sale. Chaves County is one of the ten largest counties in New Mexico (6,075 square miles). It's located in the Southeast New Mexico region of the state.