Colorado Day Festival

Philip S. Miller Park Amphitheater · Philip S. Miller Park Amphitheater, 1375 W Plum Creek Pkwy,Castle Rock, CO

Saturday, Aug 1st, 2026 · Philip S. Miller Park Amphitheater

10 a.m. – 2 p.m. — Philip S. Miller Park Amphitheater — Free entry — Celebrate Colorado’s 150th with live music, races, and local food trucks.