Hardrock Trail

The popular Hardrock Trail Area is the historic heart of Empire Mine State Historic Park giving visitors access to 856 forested acres within downtown Grass Valley.

Osborne Hill Trails

Osborne Hill Trail Area makes up the southern arm of Empire Mine State Historic Park with boundless riding and hiking options through deep woods and some open areas. Along the way look for remnants of several significant mines.

Trabucco Trail (closed until further notice)

(Closed until further notice for forest thinning) Trail Manager: Rice’s Crossing Preserve managed by Bear Yuba Land Trust | Contact info@bylt.org / (530) 272-5994  Length: 1.1 miles one way. This is a connector trail between Yuba Rim and Yuba Drop. Altitude Change: Approximately 750 feet Difficulty: Moderate. The way out is downhill and can be completed…

Union Hill Trail Area

The Union Hill Trail Area is part of the 800-acre Empire Mine State Historic Park, offering a number of less populated opportunities for hiking, jogging, bicycling and horseback riding.