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Brunei flag Brunei

Sultan's Wealth, Jungle's Heart

Overview

A tiny, oil-rich sultanate on the island of Borneo, known for its opulent mosques, vast royal palace, and one of the world's highest per-capita incomes.

Geographic Context

Region
Asia
Subregion
South-Eastern Asia
Land Area
5,765 km²
Capital
Bandar Seri Begawan
Languages
Malay
Currencies
Brunei dollar ($), Singapore dollar ($)

At a Glance

25
Oyster Score
Composite index
Health
14
Freedom
30
Security
31
Life Expectancy
76.9 yrs
Median Age
31.8 yrs
Urbanization
79%
Cost Index
37
Housing Index
32
Healthcare Access
12/100

Climate

Average Temperature
26.9°C
Average AQI
11

Most Temperate Cities

1 Tutong 27.6°C
2 Serasa 27.3°C
3 Berakas A 27.3°C
4 Kapok 27.3°C
5 Mentiri 27.3°C

Best Air Quality Cities

1 Seria 2 AQI
2 Kuala Belait 2 AQI
3 Tutong 10 AQI
4 Serasa 11 AQI
5 Berakas A 11 AQI

Frequently Asked Questions

Sources: World Bank | WHO | Freedom House | OECD · Last updated: 2025

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