Brunei's land area covers 5,765 sq km, located 443 km north of the Equator. Facing the South China Sea and Borneo's northwestern shore sharing a common border with the East Malaysian state of Sarawak.

The country is divided into four districts: Brunei-Muara, Temburung, Tutong and Balait.

From the capital, Bandar Seri Begawan, the coastal oil and gas towns of Seria and Kuala Belait are about 100 km.