The official residence of the Sultan of Brunei, Istana Nurul Iman, contains 1,788 rooms and is recognized as the largest residential palace in the world by floor area. It served as the venue for Brunei's independence ceremony in 1984.
Record no. MRB-2026-006519
Istana Nurul Iman, World's Largest Residential Palace
Reference Record – Not Certified
This record is compiled from publicly available sources for reference. It has not been examined or certified by The Book of World Records.