Is The Stanley Hotel haunted?
United States Reported haunting level 3 of 5

What actually happened
Stephen King stayed at the nearly empty hotel in 1974; that night helped inspire The Shining, although the novel's Overlook is fictional.
The history
F. O. Stanley opened the Colorado mountain hotel in 1909. Stephen King's 1974 stay helped inspire his novel The Shining.
What people report
The hotel embraces decades of guest reports about music, footsteps and figures in empty rooms as part of its night-tour tradition.
That paragraph is reported tradition, not a claim about what is there. The history above it is sourced; the stories are recorded because people tell them.
Visiting
333 E Wonderview Avenue, Estes Park, CO 80517, United States