Philip S. Miller Park Amphitheatre POSTED BYLaura Upcoming Events: Tunes For Trails Concert Thursday, August 18, 2022 | 6:30 pm to 9:00 pm | FREE Tunes For Trails - Groovealicious Thursday, September 15, 2022 | 6:30 pm to 9:00 pm | FREE Philip S. Miller Park Amphitheatre 1375 W. Plum Creek Pkwy.Castle Rock, CO Get Directions