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Fertility & birth rates in Brunei and Madagascar

Updated on by Georank team

Brunei has an annual birth rate of 13.6 births per 1,000 people, compared to 32.1 for Madagascar. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 1.75 in Brunei and 3.97 in Madagascar — 127.4% difference.

1960 vs 2023, the fertility rate has decreased by 76.1% in Brunei and by 45.9% in Madagascar — in 1960, it was 7.32 and 7.34, respectively.

  • Brunei is ranked 105/196 by birth rate compared to 21/196 for Madagascar.
  • The mean age at childbearing (for all the births, not just the first) is 30.8 in Brunei — it's 27.8 in Madagascar.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 8.52 in Brunei vs 129.8 in Madagascar.
  • In Brunei, 25.7% of the population is composed of women of reproductive age (15-49), compared to 24.7% in Madagascar.

Fertility rate in Brunei vs Madagascar by year

Brunei
Madagascar
1x
Year Fertility rate
Brunei Madagascar
2023 1.75 3.97
2022 1.76 4.04
2021 1.78 4.1
2020 1.8 4.17
2019 1.82 4.22
2018 1.85 4.25
2017 1.88 4.26
2016 1.92 4.29
2015 1.95 4.34
2014 1.97 4.42
2013 1.98 4.53
2012 1.97 4.61
2011 1.96 4.74
2010 1.94 4.9
2009 1.92 5
2008 1.92 5.04
2007 1.93 5.08
2006 1.97 5.13
2005 2.02 5.2
2004 2.1 5.26
2003 2.19 5.33
2002 2.26 5.41
2001 2.34 5.53
2000 2.4 5.67
1999 2.46 5.84
1998 2.53 5.99
1997 2.6 6.02
1996 2.68 6.03
1995 2.79 6.04
1994 2.9 6.04
1993 3.01 6.06
1992 3.11 6.08
1991 3.21 6.12
1990 3.29 6.14
1989 3.36 6.15
1988 3.44 6.18
1987 3.49 6.24
1986 3.55 6.34
1985 3.61 6.46
1984 3.68 6.55
1983 3.75 6.63
1982 3.84 6.7
1981 3.94 6.77
1980 4.07 6.84
1979 4.22 6.87
1978 4.39 6.9
1977 4.58 6.93
1976 4.78 6.95
1975 4.99 6.97
1974 5.18 6.99
1973 5.36 7.01
1972 5.5 7.04
1971 5.62 7.07
1970 5.8 7.1
1969 6.01 7.12
1968 6.2 7.13
1967 6.37 7.14
1966 6.51 7.16
1965 6.65 7.17
1964 6.77 7.19
1963 6.89 7.21
1962 7.03 7.26
1961 7.19 7.3
1960 7.32 7.34

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

GeoRank.org/birth-rate/brunei/madagascar | 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 3.97 in Madagascar in 2023. The replacement level is considered to be 2.1 children per woman.

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

Natural population change by year

Brunei
Madagascar
1x
Year Natural population change
Brunei Madagascar
2023 3,837 766,391
2022 3,319 753,931
2021 3,985 741,416
2020 4,188 736,607
2019 4,335 735,853
2018 4,502 719,267
2017 4,685 699,498
2016 4,876 682,801
2015 5,060 668,977
2014 5,206 660,837
2013 5,302 654,230
2012 5,349 644,255
2011 5,242 640,577
2010 5,003 641,543
2009 4,789 634,008
2008 4,624 615,580
2007 4,521 597,772
2006 4,590 581,489
2005 4,703 568,143
2004 4,874 556,319
2003 5,034 544,903
2002 5,169 535,518
2001 5,275 529,656
2000 5,331 520,860
1999 5,388 516,976
1998 5,466 508,408
1997 5,518 490,905
1996 5,606 471,453
1995 5,750 450,259
1994 5,907 428,169
1993 6,045 408,801
1992 6,169 388,430
1991 6,259 375,040
1990 6,265 360,621
1989 6,202 344,279
1988 6,135 330,510
1987 6,017 317,621
1986 5,826 307,074
1985 5,620 304,199
1984 5,373 296,892
1983 5,138 290,085
1982 4,931 284,733
1981 4,839 277,535
1980 4,775 275,287
1979 4,717 270,752
1978 4,668 263,684
1977 4,594 255,399
1976 4,518 247,026
1975 4,431 238,774
1974 4,334 230,233
1973 4,216 221,768
1972 4,085 213,138
1971 3,880 204,617
1970 3,694 194,889
1969 3,618 184,562
1968 3,551 175,869
1967 3,477 167,287
1966 3,403 159,483
1965 3,326 152,362
1964 3,264 146,894
1963 3,195 142,666
1962 3,128 139,412
1961 3,175 136,578
1960 3,168 133,684

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

GeoRank.org/birth-rate/brunei/madagascar | 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 +2.46% in Madagascar.

For the past 10 years, the annual natural population change has been +1.01% in Brunei and +2.57% in Madagascar.

Birth rate in Brunei vs Madagascar by year

Brunei
Madagascar

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Brunei Madagascar
2023 13.6 32.1
2022 13.8 32.5
2021 14.1 32.9
2020 14.3 33.3
2019 14.6 33.6
2018 14.9 33.7
2017 15.3 33.6
2016 15.8 33.6
2015 16.2 33.8
2014 16.6 34.2
2013 16.9 34.7
2012 17.1 35.1
2011 17 35.8
2010 16.6 36.7
2009 16.2 37.4
2008 16 37.5
2007 15.9 37.8
2006 16.3 38
2005 16.7 38.4
2004 17.4 39
2003 18 39.5
2002 18.7 40.2
2001 19.3 41.1
2000 19.8 42
1999 20.4 43.2
1998 21 44.1
1997 21.6 44.4
1996 22.4 44.6
1995 23.4 44.5
1994 24.5 44.2
1993 25.6 44.1
1992 26.7 43.9
1991 27.7 44.1
1990 28.5 44.1
1989 29 43.9
1988 29.5 43.8
1987 29.8 43.8
1986 29.9 44
1985 29.9 44.8
1984 29.7 45.2
1983 29.4 45.5
1982 29.3 45.9
1981 29.7 46.2
1980 30.3 46.8
1979 30.9 47.2
1978 31.6 47.4
1977 32.2 47.4
1976 32.8 47.4
1975 33.4 47.4
1974 34 47.4
1973 34.5 47.4
1972 34.9 47.4
1971 34.6 47.2
1970 34.3 46.8
1969 34.7 46.5
1968 35.6 46.1
1967 36.5 45.9
1966 37.5 45.7
1965 38.6 45.6
1964 39.7 45.7
1963 41 46
1962 42.8 46.5
1961 45 47.1
1960 47.2 47.6

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

GeoRank.org/birth-rate/brunei/madagascar | CC BY

The latest reported birth rate per 1,000 people in 2023 was 13.6 in Brunei and 32.1 in Madagascar, compared with 47.2 and 47.6, respectively, in 1960.

Birth rate data compared

Brunei Madagascar
Fertility rate 1.75 3.97
Fertility rate rank 115/196 28/196
Birth rate 13.6 32.1
Birth rate rank 105/196 21/196
Population change due to births and deaths +3,837 +766,391
Natural population change rank 132/196 22/196
Natural population change rate +0.84% +2.46%
Population growth +0.82% +2.47%
Population growth rank 114/197 29/197
Age at first childbirth n/a 19.5 years
Average age at childbearing 30.8 years 27.8 years
Annual births per 1,000 women ages 15-19 7.18 127.7
Annual births per 1,000 women ages 20-29 73.5 171.3
Annual births per 1,000 women ages 30+ 26.8 52.7
Female of reproductive age (15-49), share of population 25.7% 24.7%
Any modern method of contraceptive prevalence among married women ages 15-49 n/a 42.7%
Share of births attended by skilled health staff 99.6% 45.8%
Maternal mortality per live birth 0.04% 0.45%
Neonatal mortality rate (before reaching 28 days of age) 0.49% 2.38%
Infant mortality rate (before reaching 1 year of age) 0.82% 4.42%
Mortality rate before reaching 5 years of age 0.94% 6.48%
Life expectancy 75.8 years 64.3 years

Children 0-14 years as share of population

Brunei
Factual

UN forecast
Madagascar
Factual

UN forecast
1x
Year Young
Brunei Madagascar
2100 13.8% 21.5%
2099 13.9% 21.6%
2098 13.9% 21.8%
2097 13.9% 21.9%
2096 14% 22.1%
2095 14% 22.2%
2094 14.1% 22.3%
2093 14.1% 22.5%
2092 14.1% 22.6%
2091 14.1% 22.8%
2090 14.2% 22.9%
2089 14.2% 23.1%
2088 14.2% 23.3%
2087 14.2% 23.4%
2086 14.2% 23.6%
2085 14.2% 23.7%
2084 14.2% 23.9%
2083 14.2% 24.1%
2082 14.2% 24.3%
2081 14.2% 24.4%
2080 14.2% 24.6%
2079 14.2% 24.8%
2078 14.2% 25%
2077 14.2% 25.2%
2076 14.2% 25.4%
2075 14.2% 25.6%
2074 14.3% 25.8%
2073 14.3% 26%
2072 14.3% 26.2%
2071 14.4% 26.4%
2070 14.4% 26.6%
2069 14.5% 26.9%
2068 14.6% 27.1%
2067 14.6% 27.3%
2066 14.7% 27.5%
2065 14.8% 27.7%
2064 14.8% 28%
2063 14.9% 28.2%
2062 15% 28.4%
2061 15% 28.7%
2060 15.1% 28.9%
2059 15.2% 29.1%
2058 15.2% 29.4%
2057 15.3% 29.6%
2056 15.3% 29.9%
2055 15.4% 30.1%
2054 15.4% 30.4%
2053 15.4% 30.6%
2052 15.5% 30.9%
2051 15.5% 31.2%
2050 15.6% 31.4%
2049 15.6% 31.7%
2048 15.7% 32%
2047 15.8% 32.3%
2046 15.9% 32.6%
2045 16% 32.9%
2044 16.1% 33.2%
2043 16.2% 33.5%
2042 16.3% 33.8%
2041 16.5% 34.1%
2040 16.7% 34.5%
2039 16.9% 34.8%
2038 17.1% 35.1%
2037 17.4% 35.5%
2036 17.6% 35.8%
2035 17.9% 36.2%
2034 18.1% 36.5%
2033 18.4% 36.9%
2032 18.7% 37.2%
2031 19% 37.4%
2030 19.3% 37.7%
2029 19.6% 38%
2028 20% 38.2%
2027 20.3% 38.5%
2026 20.5% 38.8%
2025 20.7% 39.1%
2024 20.8% 39.3%
2023 21% 39.6%
2022 21.2% 39.9%
2021 21.3% 40.1%
2020 21.6% 40.4%
2019 21.9% 40.7%
2018 22.3% 40.9%
2017 22.7% 41.2%
2016 23.1% 41.6%
2015 23.6% 42%
2014 24% 42.4%
2013 24.5% 42.8%
2012 24.9% 43.3%
2011 25.2% 43.7%
2010 25.3% 44%
2009 25.4% 44.3%
2008 25.5% 44.6%
2007 25.5% 44.8%
2006 25.9% 45%
2005 26.7% 45.2%
2004 27.4% 45.3%
2003 28.1% 45.4%
2002 28.9% 45.4%
2001 29.6% 45.4%
2000 30.3% 45.4%
1999 31% 45.4%
1998 31.6% 45.4%
1997 32.2% 45.3%
1996 32.7% 45.3%
1995 33.3% 45.3%
1994 33.7% 45.4%
1993 34.1% 45.5%
1992 34.3% 45.6%
1991 34.4% 45.7%
1990 34.4% 45.9%
1989 34.6% 46.1%
1988 34.7% 46.3%
1987 34.9% 46.5%
1986 35.2% 46.7%
1985 35.7% 46.8%
1984 36.3% 46.9%
1983 36.9% 47%
1982 37.6% 47.1%
1981 38.1% 47.1%
1980 38.5% 47%
1979 38.9% 46.9%
1978 39.3% 46.8%
1977 39.9% 46.7%
1976 40.6% 46.6%
1975 41.3% 46.5%
1974 42% 46.5%
1973 42.6% 46.4%
1972 43% 46.4%
1971 43.3% 46.4%
1970 43.6% 46.4%
1969 44.2% 46.4%
1968 44.8% 46.5%
1967 45.4% 46.5%
1966 46% 46.6%
1965 46.5% 46.7%
1964 46.6% 46.8%
1963 46.6% 46.7%
1962 46.1% 46.3%
1961 45.2% 45.8%
1960 44.1% 45.2%

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/madagascar | CC BY

Children aged 0-14 make up 20.8% of the population in Brunei and 39.3% in Madagascar in 2024, compared to 34.4% and 45.9% respectively in 1990.

Demographics of Brunei and Madagascar compared.

Fertility rates around the globe

1x

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

GeoRank.org/birth-rate/brunei/madagascar | CC BY

Maternal mortality chart: Brunei vs Madagascar

Brunei
Madagascar
1x
Year Maternal mortality per 100K births
Brunei Madagascar
2023 36 445
2022 88 439
2021 44 467
2020 39 447
2019 38 462
2018 39 466
2017 39 469
2016 39 470
2015 39 474
2014 40 477
2013 40 481
2012 40 487
2011 40 492
2010 40 500
2009 40 507
2008 40 510
2007 41 522
2006 42 528
2005 43 540
2004 44 555
2003 45 571
2002 46 593
2001 46 611
2000 48 638
1999 50 647
1998 51 663
1997 52 676
1996 54 680
1995 55 684
1994 58 688
1993 59 688
1992 62 699
1991 65 691
1990 68 692
1989 71 684
1988 73 687
1987 75 702
1986 78 730
1985 79 751

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

GeoRank.org/birth-rate/brunei/madagascar | 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 445 deaths in Madagascar.

Under-five mortality rates

Brunei
Madagascar

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Brunei Madagascar
2023 0.94% 6.48%
2022 0.95% 6.57%
2021 0.96% 6.62%
2020 0.97% 6.63%
2019 0.98% 6.61%
2018 0.99% 6.58%
2017 1% 6.57%
2016 1% 6.57%
2015 1% 6.58%
2014 1% 6.62%
2013 0.99% 6.69%
2012 0.99% 6.77%
2011 0.98% 6.9%
2010 0.97% 7.07%
2009 0.96% 7.28%
2008 0.96% 7.53%
2007 0.95% 7.81%
2006 0.95% 8.12%
2005 0.95% 8.46%
2004 0.95% 8.82%
2003 0.96% 9.2%
2002 0.98% 9.6%
2001 1% 10%
2000 1.03% 10.5%
1999 1.07% 11%
1998 1.1% 11.5%
1997 1.15% 12%
1996 1.19% 12.6%
1995 1.23% 13.1%
1994 1.27% 13.5%
1993 1.3% 14%
1992 1.31% 14.5%
1991 1.32% 15%
1990 1.33% 15.6%
1989 1.35% 16.1%
1988 1.38% 16.6%
1987 1.42% 17.1%
1986 1.48% 17.5%
1985 1.57% 17.7%
1984 1.67% 17.8%
1983 1.79% 17.8%
1982 1.93% 17.6%
1981 2.09% 17.4%
1980 2.28% 17.1%
1979 2.48% 16.9%
1978 2.71% 16.7%
1977 2.95% 16.5%
1976 3.21% 16.3%
1975 3.49% 16.1%
1974 3.77% 15.8%
1973 4.06% 15.6%
1972 4.35% 15.3%
1971 4.64% 15.1%
1970 4.91% 14.9%
1969 5.16% 14.7%
1968 5.42% 14.6%
1967 5.69% -
1966 5.98% -
1965 6.32% -
1964 6.7% -
1963 7.15% -
1962 7.66% -
1961 8.24% -
1960 8.9% -

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

GeoRank.org/birth-rate/brunei/madagascar | CC BY

The chance that a newborn baby will die before reaching age five is 0.94% in Brunei and 6.48% in Madagascar. Above is a chart with historical data on under-five mortality rates.

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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) (2025, retrieved 2026-02-20)

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