The West Potrillo Mountains are a mountain range in south central Doña Ana County, New Mexico, United States. They are located approximately 40 miles (65 km) northwest of El Paso, Texas, 25 miles (40 km) southwest of Las Cruces, New Mexico, and 35 miles (55 km) southeast of Deming, New Mexico. Most of the mountains are located on land managed by the Bureau of Land Management as part of the Organ Mountains-Desert Peaks National Monument.