- Dragon's House of Horror
- 2,189.59 metre(s)
- United States (Albuquerque)
The longest walk-through horror house (indoors) measures 2,189.59 m (7,183 ft 8.4 in) and was achieved by Dragon's House of Horror (USA) located in Albuquerque, New Mexico, USA, as verified on 3 November 2015.
This record took two years of planning to accomplish.