Poltergeist was released on June 4th, 1982.
Filming locations include Agoura Hills, Irvine, Ontario and Simi Valley, CA.
Tree in middle of road - Rustling Oaks Dr. and Hollow Oak Ct. Agoura Hills, Ca. 91301
Freeling house - 4267 Roxbury St. Simi Valley, Ca. 93063
Remote control car scene - 4219 Roxbury St. Simi Valley, Ca. 93063
Dr. Lesh's office - Pereiura Dr. Irvine, Ca. 92697
(University of California Irvine, Jack Langson Library)
Holiday Inn - 1801 E. G St. Ontario, Ca. 91764
(Ontario Airport Inn)
Thanks to Chas Demster at http://www.itsfilmedthere.com/ for sharing this location.