Las Cruces is the seat of Doña Ana County, New Mexico, United States. As of the 2010 census the population was 97,618, and in 2018 the estimated population was 102,926, making it the second largest city in the state, after Albuquerque. Las Cruces is the largest city in both Doña Ana County and southern New Mexico. The Las Cruces metropolitan area had an estimated population of 213,849 in 2017. Explore best options for your happy ending Nuru massage needs and body rub in Las Cruces, NM.