Loading view. There were no results found. There were no results found. Castlewood Canyon State Park Events Venues Castlewood Canyon State Park Franktown, CO 80116 Get Directions (303) 688-5242 https://cpw.state.co.us/placestogo/Parks/castlewoodcanyon Events at this venue Today Upcoming Upcoming Select date. Previous Events Today Next Events Subscribe to calendar Google Calendar iCalendar Outlook 365 Outlook Live Export .ics file Export Outlook .ics file