The population of Brunei Darussalam is expected to grow by 3,445 in 2026 and reach 473,156 in 2027. Migration (including immigration and emigration) increases population by 8 people yearly. On average there are 6,018 births and 2,627 deaths in Brunei per year. Rate of natural increase is approximately 0.72 percent per year. The population density of Brunei has changed from 35.3 in 1980 to 87.8 in 2024.
| Current population | 472,674 people at present (Monday 9th of November 2026) | |
| Median Age | 34.6 years |
| Life expectancy | 75.8 years | |
| Population density | 81.5 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2026 | 469,775 | 3,445 (0.7%) | 8 | 34.6 | 1.71 | 82 | 353,072 (75.2%) |
| 2025 | 466,330 | 3,609 (0.8%) | 0 | 34.3 | 1.72 | 81 | 349,799 (75.0%) |
| 2024 | 0 | 0 (0.0%) | 0 | 33.9 | 1.73 | 88 | 346,570 (74.9%) |
| 2023 | 0 | 0 (0.0%) | 0 | 33.5 | 1.75 | 87 | 343,385 (74.8%) |
| 2022 | 0 | 0 (0.0%) | 0 | 33.1 | 1.76 | 86 | 340,513 (74.8%) |
| 2021 | 0 | 0 (0.0%) | 0 | 32.8 | 1.78 | 86 | 337,737 (74.8%) |
| 2020 | 447,404 | 4,724 (1.1%) | 462 | 32.4 | 1.80 | 85 | 334,545 (74.8%) |
| 2019 | 0 | 0 (0.0%) | 456 | 32.1 | 1.82 | 84 | 331,091 (74.8%) |
| 2018 | 0 | 0 (0.0%) | 450 | 31.7 | 1.85 | 83 | 327,557 (74.8%) |
| 2017 | 0 | 0 (0.0%) | 440 | 31.4 | 1.88 | 82 | 323,920 (74.8%) |
| 2016 | 0 | 0 (0.0%) | 415 | 31.0 | 1.92 | 81 | 320,167 (74.9%) |
| 2015 | 422,212 | 5,462 (1.3%) | 356 | 30.7 | 1.95 | 80 | 316,441 (74.9%) |
| 2010 | 392,332 | 7,380 (1.9%) | 2,479 | 29.4 | 1.94 | 74 | 295,232 (75.3%) |
| 2005 | 358,916 | 6,005 (1.7%) | 1,163 | 28.8 | 2.02 | 68 | 263,993 (73.6%) |
| 2000 | 326,424 | 7,013 (2.2%) | 1,660 | 27.1 | 2.40 | 62 | 232,494 (71.2%) |
| 1995 | 291,195 | 7,104 (2.4%) | 1,348 | 25.6 | 2.79 | 55 | 200,381 (68.8%) |
| 1990 | 255,292 | 7,228 (2.8%) | 992 | 24.6 | 3.29 | 48 | 167,853 (65.7%) |
| 1985 | 218,919 | 7,258 (3.3%) | 1,808 | 23.8 | 3.61 | 42 | 133,088 (60.8%) |
| 1980 | 186,111 | 5,689 (3.1%) | 995 | 23.0 | 4.07 | 35 | 110,810 (59.5%) |
| 1975 | 158,070 | 5,414 (3.4%) | 1,047 | 22.4 | 4.99 | 30 | 98,347 (62.2%) |
| 1970 | 135,138 | 3,692 (2.7%) | -1,538 | 22.4 | 5.80 | 26 | 85,458 (63.2%) |
| 1965 | 110,838 | 4,916 (4.4%) | 1,655 | 22.4 | 6.65 | 21 | 60,518 (54.6%) |
| 1960 | 88,347 | 4,170 (4.5%) | 982 | 23.2 | 7.32 | 15 | 38,296 (43.3%) |
In 2025 the population of Brunei was 466,330 and the average age increased from 23.2 in 1960 to 34.3. Urban population has increased from 232,494 (71.2%) in 2000 to 353,072 (75.2%) in the current year. The population density of Brunei has changed from 35.3 in 1980 to 87.8 in 2024.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 0 | 0 (0.0%) | 462 | 32.4 | 1.80 | 85 | 334,545 (74.8%) |
| 2025 | 0 | 0 (0.0%) | 0 | 34.3 | 1.72 | 81 | 349,799 (75.0%) |
| 2030 | 482,447 | 2,952 (0.6%) | 214 | 36.1 | 1.66 | 84 | 367,029 (76.1%) |
| 2035 | 495,290 | 2,396 (0.5%) | 342 | 37.9 | 1.64 | 86 | 386,054 (77.9%) |
| 2040 | 505,976 | 1,910 (0.4%) | 439 | 39.5 | 1.63 | 88 | 407,671 (80.6%) |
| 2045 | 514,052 | 1,457 (0.3%) | 640 | 40.9 | 1.62 | 89 | 431,336 (83.9%) |
| 2050 | 519,551 | 860 (0.2%) | 513 | 42.1 | 1.61 | 90 | 456,753 (87.9%) |
The life expectancy at birth should reach 79.6 (77.9 years for male and 81.6 years for females). Population density will go up to 90.1 people per square kilometer.
The population growth rate is 0.74% (3,609 residents, including 2,469 deaths). The demographics of Brunei constitutes of 220,691 women and 249,084 men, which means there are 1,129 men per 1000 women. As far as age distribution goes, 27.1% of population (127,215) is 19 or younger, 65.3% of population (306,763) is between age 20 and 64 and 7.6% of population (35,750) is over 65.