The 13th Floor Haunted House Denver returns for the 2026 Halloween season from September 11 through November 14 with its biggest nightmares yet, headlined by the all-new, officially licensed Jason Universe: Survive the Night.
The 13th Floor Haunted House Denver returns, expanding its two main attractions, to three, for its 18th season on select nights from September 6 through November 9, 2025.
