Tutong District or simply Tutong is one of the four districts of Brunei. The main town is Tutong. The district borders the South China Sea to the north, the Bruneian district of Brunei-Muara and the Malaysian state of Sarawak to the east and the Bruneian district of Belait to the west. The Tutong River flows through the district. With the size of 1,166 square kilometres, Tutong District is the third largest district in the country. As of 2016, it has the population of 49,438 and comprises five main ethnic communities: Tutong, Dusun, Kedayan, Iban and Chinese.
Mukim Labi is a mukim in Belait District, Brunei. The population was 1,216 in 2016. The incumbent penghulu is Haji Kamarhan bin Atma, assuming office since 2003.
Mukim Bukit Sawat is a mukim in Belait District, Brunei. It had a population of 794 in 2016.
Pengkalan Batu or Pangkalan Batu is a mukim in Brunei-Muara District, Brunei. The population was 14,492 in 2016. It is the southernmost mukim in the district, bordering the mukims of Sengkurong to the north, Kilanas and Lumapas to the north-east, and Kiudang and Keriam in Tutong District to the south-west and north-west respectively. It also borders Limbang District in Sarawak, Malaysia to the east and south.
Sengkurong is a mukim (subdistrict) in the Brunei-Muara District of Brunei. The population was 31,493 in 2016. It is located in the western- and north-westernmost part of the district. Sengkurong faces the South China Sea to the north and borders the mukims of Gadong 'A' to the east, Kilanas to the south-east, Pengkalan Batu to the south and Keriam in Tutong District to the west.
Sungai Kedayan is a mukim in the Brunei-Muara district of Brunei. It is one of the six water village mukims. The population was 230 in 2016. All the water village mukims are quite small in size and area and are water-bound. It is located in the heart of Brunei's capital, Bandar Seri Begawan on the waters of the Brunei river. Sungai Kedayan is a part of the water village collective though it is actually considered as a mukim itself. It is adjacent to the other six water village mukims. It borders Mukim Kianggeh to the north and east, Mukim Burong Pingai Ayer to the south and Mukim Tamoi to the south and west. By end-2014 - 2015, the mukim is ceased to exist because of the development of the Eco-Corridor
Keriam is a mukim or subdistrict in Tutong, a district of Brunei. It is a second-level administrative division in Brunei. The population was 9,707 in 2016. Keriam is headed by a penghulu, which is currently held by Muhammad Taha bin Abdul Rauf.
Kiudang is a mukim (subdistrict) in the Tutong District of Brunei. The population was 5,924 in 2016. It is headed by a penghulu and the incumbent is Abdul Rahim bin Abdullah Yakin; he is also the acting village head for Kampong Batang Mitus.
Rambai is a mukim in the Tutong District of Brunei. It is located in the south bordering Mukim Lamunin to the north, Limbang, Sarawak (Malaysia) to the east and south, Mukim Sukang to the south-west, Mukim Bukit Sawat to the west and Mukim Ukong to the north-west. The population was 1,404 in 2016. Mukim Rambai contain one of the largest lake within Brunei called Tasek Merimbun or Merimbun Lake and also one of the largest dam in Brunei as well, which is Empangan Air Jubli Perak Benutan or simply the Silver Jubilee Benutan Dam. It is also the country's geographical center.
Tanjang Maya is a mukim in the Tutong District of Brunei. It is located in the central north of the Tutong District bordering the mukims of Pekan Tutong to the north, Kiudang to the east, Lamunin to the south-east, Ukong to the south-west and Telisai to the west. The population was 4,062 in 2016.
Telisai is a mukim or subdistrict in Tutong, a district of Brunei. The population was 10,095 in 2016. It is headed by a penghulu, and the incumbent is Ramli bin Lahit.
Ukong is a mukim in the Tutong District of Brunei. It is located in the south-west bordering Mukim Tanjong Maya to the north-east, Mukim Lamunin to the east, Mukim Rambai to the south-east, Mukim Bukit Sawat to the south-west and Mukim Telisai to the north-west. The population was 2,272 in 2016.
Pekan Tutong, locally known as Mukim Pekan Tutong, is a mukim or subdistrict in the Tutong District of Brunei. The population was 10,551 in 2016. It is headed by a penghulu, although the current position is vacant.
Liang is a mukim or subdistrict of Belait, a district of Brunei. The population was 14,301 in 2016. Liang is headed by a penghulu and the incumbent is Abdul Hamid bin Mumin.
Sukang is a mukim in the Belait District of Brunei. It is located in the south, centre of the Belait District, bordering Mukim Bukit Sawat to the north, Mukim Rambai to the north-east, Sarawak (Malaysia) to the east and south-east, Mukim Melilas to the south and Mukim Labi to the west. The population was 169 in 2016.
Kampong Keriam is a village in the northern part of Tutong District, Brunei, within the mukim (subdistrict) of the same name. The incumbent village head is Morshidi bin Mahadi. Kampong Keriam has a population of 1,803. The postcode for Kampong Keriam is TB1141.
Bukit Beruang is a populated place in Tutong District, Brunei. It is officially a village subdivision under Telisai, a mukim (subdistrict) in the district. Bukit Beruang is primarily a public housing estate of the National Housing Scheme, a government housing programme.
Kampong Luagan Dudok is a village in the north-eastern part of Tutong District, Brunei, within the mukim (subdistrict) of Keriam. The incumbent village head is Johari bin Maidin. Kampong Luagan Dudok has an estimated population of about 980. The postcode for Kampong Luagan Dudok is TB1541.
Kampong Bukit Barun is a village in Tutong District, Brunei, within the mukim of Lamunin. The postcode for Kampong Bukit Barun is TG3743.
Kampong Bukit Sulang is a village in Tutong District, Brunei, within the mukim of Lamunin. The postcode for Kampong Bukit Sulang is TG2743.
