Salem is a census-designated place in Doña Ana County, New Mexico, United States. The population was 942 at the 2010 census. It is part of the Las Cruces Metropolitan Statistical Area.Salem is located at 32°42′36″N 107°12′44″W / 32.71000°N 107.21222°W / 32.71000; -107.21222.According to the United States Census Bureau, the CDP has a total area of 1.3 square miles, all of it land.As of the census of 2000, there were 795 people, 178 households, and 160 families residing in the CDP. The population density was 615.1 people per square mile. There were 199 housing units at an average density of 154.0 per square mile. The racial makeup of the CDP was 29.43% White, 0.50% African American, 1.38% Native American, 0.25% Asian, 64.53% from other races, and 3.90% from two or more races. Hispanic or Latino of any race were 94.09% of the population.There were 178 households out of which 67.4% had children under the age of 18 living with them, 70.8% were married couples living together, 9.