Real del Castillo Airstrip or Ojos Negros Airstrip is a public dirt airstrip located in Ojos Negros, Municipality of Ensenada, Baja California, Mexico, a town located 38 km East of Ensenada, in the middle of Ojos Negros Valley. The airstrip is used solely for general aviation purposes, and it has been used as an alternate airstrip to Ensenada Airport during the time of the Baja 1000 road race.