The population of Brunei Darussalam is expected to grow by 5,000 in 2025 and reach 473,000 in 2026. Migration (including immigration and emigration) increases population by 352 people yearly. On average there are 6,246 births and 2,065 deaths in Brunei per year. Rate of natural increase is approximately 0.89 percent per year. The population density of Brunei has changed from 36.8 in 1980 to 87.2 in 2023.
| Current population | 471,126 people at present (Sunday 13th of July 2025) | |
| Median Age | 34.9 years |
| Life expectancy | 78.6 years | |
| Population density | 89.0 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2025 | 469,000 | 5,000 (1.1%) | 352 | 34.9 | 1.78 | 89 | 374,000 (79.7%) |
| 2024 | 464,000 | 5,000 (1.1%) | 352 | 34.5 | 88 | 369,000 (79.5%) | |
| 2023 | 459,000 | 4,000 (0.9%) | 352 | 34.1 | 87 | 364,000 (79.3%) | |
| 2022 | 455,000 | 5,000 (1.1%) | 352 | 33.8 | 86 | 360,000 (79.1%) | |
| 2021 | 450,000 | 5,000 (1.1%) | 352 | 33.3 | 85 | 355,000 (78.9%) | |
| 2020 | 445,000 | 6,000 (1.4%) | 352 | 33.0 | 1.82 | 84 | 349,000 (78.6%) |
| 2019 | 0 | 0 (0.0%) | 352 | 32.5 | 1.84 | 83 | 344,000 (78.3%) |
| 2018 | 0 | 0 (0.0%) | 352 | 32.1 | 1.85 | 82 | 339,000 (78.1%) |
| 2017 | 0 | 0 (0.0%) | 352 | 31.7 | 1.86 | 81 | 334,000 (77.8%) |
| 2016 | 0 | 0 (0.0%) | 352 | 31.3 | 1.87 | 80 | 327,998 (77.5%) |
| 2015 | 417,542 | 5,838 (1.4%) | 352 | 31.0 | 1.88 | 79 | 322,351 (77.2%) |
| 2010 | 388,662 | 4,890 (1.3%) | 406 | 29.0 | 1.84 | 74 | 293,479 (75.5%) |
| 2005 | 365,158 | 5,635 (1.5%) | -418 | 28.0 | 1.85 | 69 | 268,402 (73.5%) |
| 2000 | 333,241 | 6,952 (2.1%) | 669 | 26.4 | 2.22 | 63 | 237,148 (71.2%) |
| 1995 | 297,192 | 7,667 (2.6%) | 643 | 25.3 | 2.80 | 56 | 204,004 (68.6%) |
| 1990 | 258,785 | 7,271 (2.8%) | 774 | 24.7 | 3.29 | 49 | 170,366 (65.8%) |
| 1985 | 224,512 | 6,285 (2.8%) | 568 | 23.9 | 3.61 | 43 | 139,763 (62.3%) |
| 1980 | 193,949 | 6,293 (3.2%) | 587 | 23.0 | 4.07 | 37 | 116,156 (59.9%) |
| 1975 | 161,671 | 6,562 (4.1%) | 1,467 | 24.2 | 4.99 | 31 | 100,226 (62.0%) |
| 1970 | 129,583 | 5,930 (4.6%) | 1,954 | 23.8 | 5.72 | 25 | 79,920 (61.7%) |
| 1965 | 102,425 | 4,577 (4.5%) | 1,927 | 23.4 | 6.30 | 19 | 53,901 (52.6%) |
| 1960 | 81,745 | 3,851 (4.5%) | 978 | 23.8 | 6.84 | 16 | 35,478 (43.4%) |
In 2024 the population of Brunei was 464,000 and the average age increased from 23.8 in 1960 to 34.5. Urban population has increased from 237,148 (71.2%) in 2000 to 374,000 (79.7%) in the current year. The population density of Brunei has changed from 36.8 in 1980 to 87.2 in 2023.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 0 | 0 (0.0%) | 352 | 33.0 | 1.82 | 84 | 349,000 (78.6%) |
| 2025 | 469,000 | 5,000 (1.1%) | 352 | 34.9 | 1.78 | 89 | 374,000 (79.7%) |
| 2030 | 490,000 | 4,000 (0.8%) | 352 | 36.7 | 1.75 | 93 | 395,000 (80.7%) |
| 2035 | 507,000 | 3,000 (0.6%) | 352 | 38.6 | 1.73 | 96 | 413,000 (81.5%) |
| 2040 | 520,000 | 2,000 (0.4%) | 352 | 40.2 | 1.72 | 99 | 428,000 (82.4%) |
| 2045 | 530,000 | 2,000 (0.4%) | 352 | 41.8 | 1.71 | 101 | 441,000 (83.2%) |
| 2050 | 537,000 | 1,000 (0.2%) | 352 | 43.0 | 1.71 | 102 | 451,000 (84.0%) |
The life expectancy at birth should reach 82.3 (81.2 years for male and 83.5 years for females). Population density will go up to 101.8 people per square kilometer.
The demographics of Brunei constitutes of 228,000 women and 241,000 men, which means there are 1,057 men per 1000 women. As far as age distribution goes, 27.5% of population (128,928) is 19 or younger, 64.4% of population (301,989) is between age 20 and 64 and 7.8% of population (36,676) is over 65.