Brunei-Muara District
Brunei-Muara District () or simply Brunei-Muara is one of the four districts of Brunei. It has the smallest area among the four districts, with , yet is the most populous, with 289,630 people as of 2016. Bandar Seri Begawan, the country's capital, is located in this district, which is also de facto the district's capital. It is also home to Brunei International Airport, the country's only international airport, as well as Muara Port, the main and only deep-water port in the country. The Brunei River flows within this district and is home to  Kampong Ayer, the traditional historic settlement on stilts above the river. Geography. The district borders the South China Sea to the north, Brunei Bay to the east, Limbang District in the Malaysian state of Sarawak to the south, and Tutong District to the west. The Brunei River is the sole primary river and only flows in the district. It begins in the south-western part and flows north-eastwards which finally discharges into the Brunei Bay. There are several in-bay and coastal islands in the Brunei Bay belonging to the Brunei-Muara district. These islands include Pulau Muara Besar , Pulau Salar, Pulau Simangga Besar, Pulau Bedukang, Pulau Kaingaran, Pulau Chermin, Pulau Pepatan, Pulau Baru-Baru, Pulau Berbunut, Pulau Sibungor, Pulau Ranggu and Pulau Berambang. There is one man-made "island" off the coast of Mukim Serasa that is actually a spit turned into an "island" called Tanjong Pelumpong (Pelumpong Spit). There are two off-shore islands off the coast of the Brunei-Muara district in the South China Sea, Pulau Pungit, off the coast of Sengkurong and Pulau Pelong-Pelongan, off the coast of Mukim Serasa. Administration. The district's administration is under the responsibility of Brunei-Muara District  Office (), a government department under the Ministry of Home Affairs. The district is divided into 18 mukims: The municipal area of Bandar Seri Begawan encompasses the entirety of the mukims of Burong Pingai Ayer, Gadong 'B', Kianggeh, Peramu, Saba, Sungai Kebun, Sungai Kedayan and Tamoi, as well as parts of Berakas 'A', Berakas 'B', Kilanas and Kota Batu. Kampong Ayer, the riverine stilted settlement in the capital, encompasses the mukims of Burong Pingai Ayer, Peramu, Saba, Sungai Kebun, Sungai Kedayan and Tamoi. According to the Constitution, the district is to be represented in the Legislative Council, the state legislature, by  up to 7 members. As of 2017, five members have been appointed to represent the district in the legislature. Demographics. Brunei-Muara District is the most populous district in Brunei. According to the 2016 census update, the population was 289,630 and made up about 69.4% of the country's total population. were males and were females. The racial make-up were as follow: were Malays, were Chinese, and were those other than the aforementioned races. In terms of residency status, were citizens, were permanent residents and were temporary residents. In terms of professed religions, were Muslims, were Christians, were Buddhists , and professed other than the aforementioned religions or irreligious. The age groups were as follow: were 14 years old and below, were 15 to 24 years old, were 25 to 64 years old, and were 65 years old and above. The population is predominantly urban, whereby lived in urban areas in contrast to in rural areas. The census also recorded 51,694 households living in 51,055 dwellings in the district. In 2020, the district's population was estimated to have increased to 316,100. Education. In 2019, there were 158 schools in Brunei-Muara District under the Ministry of Education, out of  which 103 were government and 55 were private. The number of teachers were recorded at 8,146, in which taught in government schools and in private schools. The number of students were recorded at 82,405, whereby were enrolled in government schools and in private schools. For the formal Islamic religious education which is under the Ministry of Religious Affairs, there were 97 religious schools ( of the country's total), employing 1,558 teachers and enrolling 27,207 students. The district is home to all four of the country's universities: Universiti Brunei Darussalam, Institut Teknologi Brunei, Universiti Islam Sultan Sharif Ali and Kolej  Universiti Perguruan Ugama Seri Begawan. It is also home to two international schools in the country, namely Jerudong International School and International School Brunei. Economy. Before the establishment of the oil and gas industry, Brunei-Muara was the center of the coal industry, which was first mined in 1837. Until 1924, up to 650,000 tonnes of coal was produced. Today the district is the largest commercial district within Brunei, with the busy commercial centers of Gadong and Kiulap within the city centre. Brunei's largest shopping mall, The Mall is located in Gadong, along with a number of hotels, such  as the Sheraton Utama Hotel, Rizqun International Hotel and Empire Hotel and Country Club. Tourism is also one of the largest contributors to the district's GDP, since the district contains the most number of tourist attractions in the country. All of the government ministry headquarters are located in this district, such as the Ministry of Finance Brunei. Some of the international corporations' local headquarters are located in the nation's capital, Bandar Seri Begawan, namely Royal Brunei Airlines, HSBC, Standard Chartered Bank, Bank Islam Brunei Darussalam and many other corporations and businesses. Infrastructure. Brunei-Muara District is the central  hub for transport, with the Brunei International Airport and the Muara Port located in the district. The district has the Pan Borneo Highway passing through it, and is served by a network of public buses and taxis. As of 2019, the district's road network consisted of , out of which were paved. Kampong Ayer (Water Village). The well known places in the district are Kampong Ayer (Water Villages) which have been in existence for centuries. According to the 1997 population estimates, about 30,000 people live in Kampong Ayer which is really made up of small villages linked together by more  than 29,140 metres of foot-bridges. In order to preserve Kampong Ayer as Brunei Darussalam's most valuable heritage, the Government through the District Office has provided it with numerous facilities including food-bridges, concrete jetties, piped water, electricity supplies telephones, schools, mosques, clinics, police station and a marine fire station. All of the six water village mukims are collectively known as the water village (Kampong Ayer) but are identified as separate mukims for administrative purposes.