Union – An American Bistro

7800 Hampden Ave., Denver (303) 694-4898

Union – An American Bistro The cozy, upbeat UNION is the epitome of a friendly neighborhood restaurant, inviting locals and visitors to enjoy the modern American culinary experience. UNION offers creative, seasonal menus served in a warm and comfortable setting in the heart of downtown Castle Rock, using quality ingredients from around the block and around the world.