What is the largest residential royal palace in the world?

Royal Palace of Madrid
Buckingham Palace London
Rashtrapati Bhavan Delhi
Istana Nurul Iman Brunei
The Istana Nurul Iman is the official residence of the Sultan of Brunei, Hassanal Bolkiah, and the seat of the Brunei government. Upon completion, Istana Nurul Iman became the largest residential palace in the world and the largest single-family residence ever built. The palace contains 1,788 rooms, which includes 257 bathrooms, a banquet hall that can be expanded to accommodate up to 5,000 guests, a mosque accommodating 1,500 people. Istana Nurul Iman contains 2,152,782 square feet (200,000 m²) of floorspace.
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Very interesting!
reach: rather globalarchitecturebuildingspalaces

Answers by country

Royal Palace of Madrid
Buckingham Palace London
Rashtrapati Bhavan Delhi
Istana Nurul Iman Brunei
answers
flagAustralia
0%
0%
5%
94%
19
flagGreece
33%
0%
8%
58%
12
flagthe United Kingdom
20%
20%
13%
46%
15
flagPoland
33%
17%
13%
35%
1041
flagGermany
37%
24%
17%
20%
29
flagthe United States
25%
32%
29%
12%
31
flagIndia
30%
15%
45%
10%
20