A pet vehicle safety seat is provided. The vehicle safety seat comprises a frame and a support assembly coupled to the frame. The frame has a base portion coupled to surrounding upwardly extending walls to enclose an animal. The upwardly extending walls comprising a forward wall, a rear wall and two sidewalls. The support assembly is used to releasably attach the rear wall of the frame to a vehicle seat. Thereupon, the base portion of the frame supports the animal at an elevated position relative a sitting surface of the vehicle seat.