No, it isn't. Poltergeist is purely a creation of the filmmakers' imagination. It's designed to scare and entertain rather than being rooted in reality.
Poltergeist isn't based on any true events. It's a product of the imagination of the writers and directors, designed to give viewers a spooky and exciting cinematic experience.
The story behind poltergeist can vary. Sometimes it's linked to a restless soul seeking attention or revenge. Other times, it could be attributed to supernatural energies or a mystery that defies logical explanation. Many tales involve haunted houses and unexplained phenomena.
Poltergeist is mainly a work of fiction. It's not directly based on a true event. It's designed to thrill and scare audiences with imaginative elements.
Poltergeist is purely fictional. The idea was crafted by the imagination of the filmmakers, not inspired by any real events. However, it does draw on common horror tropes and themes to create a thrilling and spooky experience for the audience.