Istana Nurul Iman
The Sultan's palace outside the capital, the largest residential palace in the world.
Updated 3 September 2026
Istana Nurul Iman stands on a rise above the Brunei river southwest of the capital and is the largest residential palace in the world by floor area, with something like eighteen hundred rooms, a mosque, a banqueting hall for several thousand and a garage for hundreds of vehicles. It was completed in 1984 and designed by Leandro Locsin. It opens to the public for three days at the end of Ramadan and at no other time.
What's there
- The scale - the largest residential palace anywhere by floor area.
- The golden domes - the roofline visible from the river and the road.
- The riverside setting - the palace on its rise above the Brunei river.
- The open house - the three days at the end of Ramadan when it admits the public.
When to go
The three days of Hari Raya Aidilfitri at the end of Ramadan are the only public access. At all other times it is exterior views only. Evenings show the floodlighting.
Good to know
It is closed all year except for the Hari Raya open house, and those days involve very long queues. Otherwise it can only be seen from the road or from a river boat. Photography from close range is restricted.
Nearby
Bandar Seri Begawan is northeast, and Kampong Ayer is on the river.
Key facts
Source: Wikidata, item Q1323932, read on 18 October 2026.
What to pack for Istana Nurul Iman
Chosen from what this place is for. Tap a kit for the full checklist.
- Comfortable walking shoes - Sightseeing means kilometres of pavement and cobbles daily. Find on Amazon
- Modest clothing - Shoulders and knees covered - the single most common requirement. Find on Amazon
- A slim anti-theft daypack - Zips that close properly; keep it in front in crowds and on transit. Find on Amazon
- A scarf or shawl - To cover the head or shoulders on entry; women especially at mosques. Find on Amazon
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