Calle San Marcos Playground

If you’re already heading out to the Madrugada Trail, this little neighborhood spot makes for a solid before-or-after stop. It’s a pretty low-key park — nothing flashy, but that’s kind of the point for a place tucked into a residential stretch of Chino Hills. The proximity to the trail is the real draw, especially if you’ve got kids who need to burn off energy before or after a hike. Locals tend to treat it as a casual meet-up spot more than a destination, which honestly gives it a relaxed, unpretentious feel.