Where was the Santa Rio scenes filmed in The Outlaw Josey Welles?

The Santa Rio scenes in "The Outlaw Josey Wales" were actually filmed in Santa Clarita, California.

Specifically, the scenes were shot in the area of Placerita Canyon State Park and Newhall.

While the film is set in the American West during the Civil War, the iconic town of Santa Rio was created on a movie set. Today, the exact location of the set is no longer standing.