Costilla is located in New Mexico. Costilla, New Mexico has a population of 104. The county average for households married with children is 18.61%.
The median household income for the surrounding county is $35,314 compared to the national median of $57,652.
The average high temperature in July is 81.9 degrees, with an average low temperature in January of 7.1 degrees. The average rainfall is approximately 12.5 inches per year, with 61.1 inches of snow per year.
