13th Floor Haunted House Denver
Haunted attraction · Denver · Colorado
Denver's long-running haunt, run by Thirteenth Floor Entertainment Group - the outfit behind over 15 haunted houses nationwide. The Halloween run goes select nights from Sep 11 to Nov 14 at the East 52nd Avenue warehouse, with Krampus and Valentine's shows filling the off-season.
Don’t miss
Plan your visit
Select nights
Dates from the official announcement — always confirm before you go.
Color nearby peaks: October 9–October 13
Color builds from September 26 · mostly bare by November 2
Method: daily ERA5 temperatures drive a photoperiod + chilling phenology model, sampled at 13th Floor Haunted House Denver’s own coordinates and elevation (1570 m) rather than a regional average. Estimates, not promises — check locally before you plan a trip around it.
13th Floor Haunted House Denver on the map
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ViewpointPeak September 24
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Don’t miss: Maroon Lake reflection · Scenic Loop Trail · Required shuttle bus in season
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Don’t miss: Largest aspen forest in North America · Connects Crested Butte and Paonia
Independence Pass
Scenic drivePeak September 11
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Don’t miss: 12,095-foot summit · Continental Divide crossing
Million Dollar Highway
Scenic drivePeak August 17
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Don’t miss: Red Mountain Pass overlooks · Part of the San Juan Skyway loop
Plan from a city
Frequently asked
- When is 13th Floor Haunted House Denver open in 2026?
- The 2026 season runs Sep 11 – Nov 14. Select nights. Dates can shift, so check the official site before you go.
- When does 13th Floor Haunted House Denver peak in 2026?
- Peak color is predicted for October 9–October 13 (best estimate October 11). Color starts around September 26 and is mostly bare by November 2.
- What is 13th Floor Haunted House Denver best for?
- Denver haunt-goers who want a big-budget build.
- How do I get to 13th Floor Haunted House Denver?
- 13th Floor Haunted House Denver is in Denver. The closest city is Denver, about 4 mi away (it's right in town). It's part of Colorado's fall lineup.
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