Costilla is located in New Mexico. Costilla, New Mexico has a population of 198. Costilla is less family-centric than the surrounding county with 9% households with children. The county percentage for households with children is 17%.
The median household income in Costilla, New Mexico is $54,005. The median household income for the surrounding county is $44,947 compared to the national median of $66,222. The median age of people living in Costilla is 55 years.
The average high temperature in July is 80.4 degrees, with an average low temperature in January of 5.32 degrees. The annual precipitation is 14.57.