The Pacific Coast Railroad is a 3 ft (914 mm) narrow gauge tourist railroad located at the Santa Margarita Ranch in Santa Margarita, California.

Established in 2000 and completed in 2004 by San Luis Obispo entrepreneur Rob Rossi, the railroad sees only limited public operation.

Phase 1 consisted of a 1.5 mi (2.4 km) loop around the most historic part of the ranch.

2 Roger Linn, was used in the Dr. Quinn, Medicine Woman TV show.

Other equipment includes an ex-International Railways of Central America caboose, business car Cuscatlan, a ford model A railspeeder, and several ex-Denver & Rio Grande freight cars.