Skip to content

Fertility & birth rates in Brunei and Marshall Islands

Updated on by Georank team

Brunei has an annual birth rate of 13.6 births per 1,000 people, compared to 21.1 for the Marshall Islands. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 1.75 in Brunei and 2.92 in the Marshall Islands — 67.1% difference.

1960 vs 2023, the fertility rate has decreased by 76.1% in Brunei and by 63.9% in the Marshall Islands — in 1960, it was 7.32 and 8.08, respectively.

  • Brunei is ranked 105/196 by birth rate compared to 67/196 for the Marshall Islands.
  • The mean age at childbearing (for all the births, not just the first) is 30.8 in Brunei — it's 27.1 in the Marshall Islands.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 8.52 in Brunei vs 71.8 in the Marshall Islands.
  • In Brunei, 25.7% of the population is composed of women of reproductive age (15-49), compared to 23.8% in the Marshall Islands.

Fertility rate in Brunei vs Marshall Islands by year

Brunei
Marshall Islands
1x
Year Fertility rate
Brunei Marshall Islands
2023 1.75 2.92
2022 1.76 2.94
2021 1.78 2.96
2020 1.8 2.99
2019 1.82 3.01
2018 1.85 3.04
2017 1.88 3.06
2016 1.92 3.09
2015 1.95 3.13
2014 1.97 3.18
2013 1.98 3.25
2012 1.97 3.38
2011 1.96 3.53
2010 1.94 3.67
2009 1.92 3.83
2008 1.92 3.97
2007 1.93 4.09
2006 1.97 4.2
2005 2.02 4.28
2004 2.1 4.34
2003 2.19 4.42
2002 2.26 4.49
2001 2.34 4.58
2000 2.4 4.7
1999 2.46 4.78
1998 2.53 4.87
1997 2.6 4.96
1996 2.68 5.02
1995 2.79 5.09
1994 2.9 5.23
1993 3.01 5.38
1992 3.11 5.55
1991 3.21 5.76
1990 3.29 5.97
1989 3.36 6.18
1988 3.44 6.38
1987 3.49 6.57
1986 3.55 6.73
1985 3.61 6.87
1984 3.68 6.99
1983 3.75 7.08
1982 3.84 7.18
1981 3.94 7.27
1980 4.07 7.37
1979 4.22 7.47
1978 4.39 7.58
1977 4.58 7.67
1976 4.78 7.76
1975 4.99 7.83
1974 5.18 7.9
1973 5.36 7.95
1972 5.5 8
1971 5.62 8.04
1970 5.8 8.07
1969 6.01 8.11
1968 6.2 8.14
1967 6.37 8.17
1966 6.51 8.2
1965 6.65 8.16
1964 6.77 8.14
1963 6.89 8.12
1962 7.03 8.12
1961 7.19 8.12
1960 7.32 8.08

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/brunei/marshall-islands | CC BY

According to the latest available data on birth rates, the fertility rate in Brunei was 1.75 children per woman in 2023, compared to 2.92 in the Marshall Islands in 2023. The replacement level is considered to be 2.1 children per woman.

Check Brunei vs the Marshall Islands population clock for a dynamic visualization of the changing population.

Natural population change by year

Brunei
Marshall Islands
1x
Year Natural population change
Brunei Marshall Islands
2023 3,837 550
2022 3,319 606
2021 3,985 653
2020 4,188 689
2019 4,335 746
2018 4,502 785
2017 4,685 826
2016 4,876 866
2015 5,060 912
2014 5,206 959
2013 5,302 1,014
2012 5,349 1,097
2011 5,242 1,185
2010 5,003 1,273
2009 4,789 1,365
2008 4,624 1,443
2007 4,521 1,507
2006 4,590 1,556
2005 4,703 1,586
2004 4,874 1,595
2003 5,034 1,600
2002 5,169 1,594
2001 5,275 1,596
2000 5,331 1,592
1999 5,388 1,590
1998 5,466 1,576
1997 5,518 1,564
1996 5,606 1,542
1995 5,750 1,522
1994 5,907 1,524
1993 6,045 1,524
1992 6,169 1,525
1991 6,259 1,540
1990 6,265 1,556
1989 6,202 1,574
1988 6,135 1,575
1987 6,017 1,566
1986 5,826 1,544
1985 5,620 1,511
1984 5,373 1,470
1983 5,138 1,422
1982 4,931 1,375
1981 4,839 1,328
1980 4,775 1,287
1979 4,717 1,250
1978 4,668 1,207
1977 4,594 1,160
1976 4,518 1,109
1975 4,431 1,055
1974 4,334 1,000
1973 4,216 954
1972 4,085 913
1971 3,880 877
1970 3,694 819
1969 3,618 747
1968 3,551 685
1967 3,477 636
1966 3,403 603
1965 3,326 566
1964 3,264 536
1963 3,195 509
1962 3,128 488
1961 3,175 469
1960 3,168 452

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/brunei/marshall-islands | CC BY

The chart above illustrates the comparison of the absolute yearly changes in population resulting from births and deaths.

Excluding migration, the natural population change due to births and deaths from 2022 to 2023 was +0.84% in Brunei and +1.42% in the Marshall Islands.

For the past 10 years, the annual natural population change has been +1.01% in Brunei and +1.69% in the Marshall Islands.

Birth rate in Brunei vs Marshall Islands by year

Brunei
Marshall Islands

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Brunei Marshall Islands
2023 13.6 21.1
2022 13.8 22
2021 14.1 23.2
2020 14.3 23.4
2019 14.6 23.7
2018 14.9 24.1
2017 15.3 24.4
2016 15.8 24.7
2015 16.2 25.2
2014 16.6 25.7
2013 16.9 26.4
2012 17.1 27.7
2011 17 29.2
2010 16.6 30.9
2009 16.2 32.8
2008 16 34.3
2007 15.9 35.6
2006 16.3 36.6
2005 16.7 37.2
2004 17.4 37.4
2003 18 37.6
2002 18.7 37.6
2001 19.3 37.8
2000 19.8 38.2
1999 20.4 38.3
1998 21 38.4
1997 21.6 38.6
1996 22.4 38.5
1995 23.4 38.5
1994 24.5 39
1993 25.6 39.6
1992 26.7 40.2
1991 27.7 41.2
1990 28.5 42.4
1989 29 43.8
1988 29.5 45
1987 29.8 46.2
1986 29.9 47.3
1985 29.9 48.2
1984 29.7 48.9
1983 29.4 49.5
1982 29.3 50
1981 29.7 50.5
1980 30.3 51.1
1979 30.9 51.6
1978 31.6 51.7
1977 32.2 51.6
1976 32.8 51.4
1975 33.4 50.9
1974 34 50.3
1973 34.5 49.7
1972 34.9 48.9
1971 34.6 48.5
1970 34.3 47.7
1969 34.7 47.2
1968 35.6 47.4
1967 36.5 47.7
1966 37.5 47.5
1965 38.6 46.6
1964 39.7 46.2
1963 41 46
1962 42.8 46.2
1961 45 46.5
1960 47.2 46.9

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/brunei/marshall-islands | CC BY

The latest reported birth rate per 1,000 people in 2023 was 13.6 in Brunei and 21.1 in the Marshall Islands, compared with 47.2 and 46.9, respectively, in 1960.

Birth rate data compared

Brunei Marshall Islands
Fertility rate 1.75 2.92
Fertility rate rank 115/196 58/196
Birth rate 13.6 21.1
Birth rate rank 105/196 67/196
Population change due to births and deaths +3,837 +550
Natural population change rank 132/196 143/196
Natural population change rate +0.84% +1.42%
Population growth +0.82% -3.29%
Population growth rank 114/197 197/197
Age at first childbirth n/a 20.7 years
Average age at childbearing 30.8 years 27.1 years
Annual births per 1,000 women ages 15-19 7.18 70.3
Annual births per 1,000 women ages 20-29 73.5 165.6
Annual births per 1,000 women ages 30+ 26.8 18.7
Female of reproductive age (15-49), share of population 25.7% 23.8%
Any modern method of contraceptive prevalence among married women ages 15-49 n/a 42.4%
Share of births attended by skilled health staff 99.6% 92.4%
Maternal mortality per live birth 0.04% 0.16%
Neonatal mortality rate (before reaching 28 days of age) 0.49% 1.3%
Infant mortality rate (before reaching 1 year of age) 0.82% 2.35%
Mortality rate before reaching 5 years of age 0.94% 2.82%
Life expectancy 75.8 years 67.3 years

Children 0-14 years as share of population

Brunei
Factual

UN forecast
Marshall Islands
Factual

UN forecast
1x
Year Young
Brunei Marshall Islands
2100 13.8% 16.6%
2099 13.9% 16.6%
2098 13.9% 16.6%
2097 13.9% 16.7%
2096 14% 16.7%
2095 14% 16.8%
2094 14.1% 16.9%
2093 14.1% 17%
2092 14.1% 17.1%
2091 14.1% 17.3%
2090 14.2% 17.5%
2089 14.2% 17.7%
2088 14.2% 17.9%
2087 14.2% 18.2%
2086 14.2% 18.4%
2085 14.2% 18.7%
2084 14.2% 19%
2083 14.2% 19.3%
2082 14.2% 19.5%
2081 14.2% 19.8%
2080 14.2% 20%
2079 14.2% 20.2%
2078 14.2% 20.4%
2077 14.2% 20.6%
2076 14.2% 20.8%
2075 14.2% 20.9%
2074 14.3% 21%
2073 14.3% 21.1%
2072 14.3% 21.2%
2071 14.4% 21.3%
2070 14.4% 21.3%
2069 14.5% 21.4%
2068 14.6% 21.5%
2067 14.6% 21.7%
2066 14.7% 21.8%
2065 14.8% 22%
2064 14.8% 22.3%
2063 14.9% 22.6%
2062 15% 22.9%
2061 15% 23.3%
2060 15.1% 23.8%
2059 15.2% 24.3%
2058 15.2% 24.8%
2057 15.3% 25.4%
2056 15.3% 26%
2055 15.4% 26.5%
2054 15.4% 27.1%
2053 15.4% 27.6%
2052 15.5% 28%
2051 15.5% 28.4%
2050 15.6% 28.7%
2049 15.6% 28.9%
2048 15.7% 29%
2047 15.8% 29.1%
2046 15.9% 29%
2045 16% 28.9%
2044 16.1% 28.7%
2043 16.2% 28.4%
2042 16.3% 28.2%
2041 16.5% 27.8%
2040 16.7% 27.5%
2039 16.9% 27.3%
2038 17.1% 27.3%
2037 17.4% 27.4%
2036 17.6% 27.8%
2035 17.9% 28.4%
2034 18.1% 28.9%
2033 18.4% 29.5%
2032 18.7% 30%
2031 19% 30.6%
2030 19.3% 31.2%
2029 19.6% 31.7%
2028 20% 32.3%
2027 20.3% 32.9%
2026 20.5% 33.6%
2025 20.7% 34.2%
2024 20.8% 34.5%
2023 21% 34.7%
2022 21.2% 34.6%
2021 21.3% 34.4%
2020 21.6% 34.5%
2019 21.9% 35.1%
2018 22.3% 35.7%
2017 22.7% 36.2%
2016 23.1% 36.8%
2015 23.6% 37.5%
2014 24% 38.2%
2013 24.5% 38.8%
2012 24.9% 39.4%
2011 25.2% 39.7%
2010 25.3% 39.7%
2009 25.4% 39.4%
2008 25.5% 39.2%
2007 25.5% 39%
2006 25.9% 38.9%
2005 26.7% 39.1%
2004 27.4% 39.4%
2003 28.1% 39.9%
2002 28.9% 40.6%
2001 29.6% 41.3%
2000 30.3% 42%
1999 31% 42.8%
1998 31.6% 43.7%
1997 32.2% 44.7%
1996 32.7% 45.6%
1995 33.3% 46.6%
1994 33.7% 47.5%
1993 34.1% 48.4%
1992 34.3% 49.1%
1991 34.4% 49.7%
1990 34.4% 50.2%
1989 34.6% 50.6%
1988 34.7% 50.8%
1987 34.9% 50.8%
1986 35.2% 50.7%
1985 35.7% 50.6%
1984 36.3% 50.4%
1983 36.9% 50.4%
1982 37.6% 50.3%
1981 38.1% 50.3%
1980 38.5% 50.1%
1979 38.9% 49.8%
1978 39.3% 49.4%
1977 39.9% 49%
1976 40.6% 48.5%
1975 41.3% 48.2%
1974 42% 47.8%
1973 42.6% 47.3%
1972 43% 46.6%
1971 43.3% 45.6%
1970 43.6% 45%
1969 44.2% 45.3%
1968 44.8% 46.1%
1967 45.4% 46.7%
1966 46% 47.2%
1965 46.5% 47.5%
1964 46.6% 47.5%
1963 46.6% 47.4%
1962 46.1% 47.1%
1961 45.2% 46.7%
1960 44.1% 46.1%

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10).

GeoRank.org/birth-rate/brunei/marshall-islands | CC BY

Children aged 0-14 make up 20.8% of the population in Brunei and 34.5% in the Marshall Islands in 2024, compared to 34.4% and 50.2% respectively in 1990.

Demographics of Brunei and the Marshall Islands compared.

Fertility rates around the globe

1x

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/brunei/marshall-islands | CC BY

Maternal mortality chart: Brunei vs Marshall Islands

Brunei
Marshall Islands
1x
Year Maternal mortality per 100K births
Brunei Marshall Islands
2023 36 155
2022 88 174
2021 44 206
2020 39 178
2019 38 168
2018 39 167
2017 39 179
2016 39 183
2015 39 184
2014 40 199
2013 40 201
2012 40 207
2011 40 209
2010 40 212
2009 40 224
2008 40 226
2007 41 229
2006 42 233
2005 43 234
2004 44 238
2003 45 221
2002 46 223
2001 46 231
2000 48 251
1999 50 250
1998 51 259
1997 52 274
1996 54 292
1995 55 303
1994 58 303
1993 59 320
1992 62 322
1991 65 297
1990 68 311
1989 71 299
1988 73 276
1987 75 282
1986 78 274
1985 79 254

Data sources: World Bank | Gender (1985–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/brunei/marshall-islands | CC BY

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 36 deaths per 100,000 live births in Brunei, compared to 155 deaths in the Marshall Islands.

Under-five mortality rates

Brunei
Marshall Islands

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Brunei Marshall Islands
2023 0.94% 2.82%
2022 0.95% 2.91%
2021 0.96% 3%
2020 0.97% 3.1%
2019 0.98% 3.19%
2018 0.99% 3.29%
2017 1% 3.38%
2016 1% 3.48%
2015 1% 3.57%
2014 1% 3.66%
2013 0.99% 3.75%
2012 0.99% 3.82%
2011 0.98% 3.89%
2010 0.97% 3.94%
2009 0.96% 3.97%
2008 0.96% 4.02%
2007 0.95% 4.06%
2006 0.95% 4.1%
2005 0.95% 4.14%
2004 0.95% 4.18%
2003 0.96% 4.21%
2002 0.98% 4.24%
2001 1% 4.25%
2000 1.03% 4.25%
1999 1.07% 4.23%
1998 1.1% 4.19%
1997 1.15% 4.15%
1996 1.19% 4.14%
1995 1.23% 4.15%
1994 1.27% 4.2%
1993 1.3% 4.29%
1992 1.31% 4.43%
1991 1.32% 4.59%
1990 1.33% 4.76%
1989 1.35% 4.95%
1988 1.38% 5.13%
1987 1.42% 5.31%
1986 1.48% 5.49%
1985 1.57% 5.66%
1984 1.67% 5.83%
1983 1.79% 6%
1982 1.93% 6.15%
1981 2.09% 6.29%
1980 2.28% 6.42%
1979 2.48% 6.52%
1978 2.71% 6.61%
1977 2.95% 6.69%
1976 3.21% 6.77%
1975 3.49% 6.86%
1974 3.77% 6.97%
1973 4.06% 7.13%
1972 4.35% 7.33%
1971 4.64% 7.58%
1970 4.91% 7.87%
1969 5.16% 8.19%
1968 5.42% 8.53%
1967 5.69% 8.88%
1966 5.98% 9.25%
1965 6.32% 9.64%
1964 6.7% 10.1%
1963 7.15% 10.5%
1962 7.66% 11%
1961 8.24% 11.6%
1960 8.9% 12.2%

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/brunei/marshall-islands | CC BY

The chance that a newborn baby will die before reaching age five is 0.94% in Brunei and 2.82% in the Marshall Islands. Above is a chart with historical data on under-five mortality rates.

Compare countries by 7 more topics

Help us show the world through your eyes

Share a photo of your city and help others discover what it looks like to live there. Your contribution makes our data come alive.

Data sources:

  1. World Bank | Health (1960–2024, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10)
  3. Central Intelligence Agency (CIA) (2017, retrieved 2026-02-20)

Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.