Castlewood Country Club, located on the estate once owned by the family of famous newspaper magnate William Randolph Hearst, aims to provide a friendly country club experience with golf, fine dining, fitness, swimming and tennis activities. The club is open to members only.

Other amenities include ballrooms, meeting rooms, dining areas (Hacienda Dining Room, The Comstock Grille), bars, men's and women's locker rooms, and a pro shop with golfing attire and equipment. It also hosts a variety of social events throughout the year. Facilities are available for private functions, weddings, tournaments and corporate meetings.