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Fertility & birth rates in Brunei and Saint Lucia

Updated on by Georank team

Brunei has an annual birth rate of 13.6 births per 1,000 people, compared to 11.3 for Saint Lucia. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 1.75 in Brunei and 1.38 in Saint Lucia — 21.1% difference.

1960 vs 2023, the fertility rate has decreased by 76.1% in Brunei and by 79.6% in Saint Lucia — in 1960, it was 7.32 and 6.77, respectively.

  • Brunei is ranked 105/196 by birth rate compared to 123/196 for Saint Lucia.
  • The mean age at childbearing (for all the births, not just the first) is 30.8 in Brunei — it's 28.9 in Saint Lucia.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 8.52 in Brunei vs 27.8 in Saint Lucia.
  • In Brunei, 25.7% of the population is composed of women of reproductive age (15-49), compared to 27.1% in Saint Lucia.

Fertility rate in Brunei vs Saint Lucia by year

Brunei
Saint Lucia
1x
Year Fertility rate
Brunei Saint Lucia
2023 1.75 1.38
2022 1.76 1.39
2021 1.78 1.4
2020 1.8 1.41
2019 1.82 1.42
2018 1.85 1.44
2017 1.88 1.45
2016 1.92 1.46
2015 1.95 1.47
2014 1.97 1.49
2013 1.98 1.5
2012 1.97 1.5
2011 1.96 1.5
2010 1.94 1.67
2009 1.92 1.74
2008 1.92 1.7
2007 1.93 1.7
2006 1.97 1.77
2005 2.02 1.81
2004 2.1 1.86
2003 2.19 1.94
2002 2.26 2.03
2001 2.34 2.13
2000 2.4 2.21
1999 2.46 2.5
1998 2.53 2.4
1997 2.6 2.74
1996 2.68 2.71
1995 2.79 3.03
1994 2.9 3.03
1993 3.01 3
1992 3.11 3.11
1991 3.21 3.19
1990 3.29 3.24
1989 3.36 3.31
1988 3.44 3.44
1987 3.49 3.61
1986 3.55 3.8
1985 3.61 3.97
1984 3.68 4.02
1983 3.75 4.08
1982 3.84 4.17
1981 3.94 4.28
1980 4.07 4.41
1979 4.22 4.58
1978 4.39 4.83
1977 4.58 4.97
1976 4.78 5.16
1975 4.99 5.36
1974 5.18 5.57
1973 5.36 5.69
1972 5.5 5.81
1971 5.62 5.95
1970 5.8 6.1
1969 6.01 6.25
1968 6.2 6.39
1967 6.37 6.51
1966 6.51 6.61
1965 6.65 6.69
1964 6.77 6.76
1963 6.89 6.72
1962 7.03 6.82
1961 7.19 6.84
1960 7.32 6.77

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

GeoRank.org/birth-rate/brunei/saint-lucia | 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 1.38 in Saint Lucia in 2023. The replacement level is considered to be 2.1 children per woman.

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

Natural population change by year

Brunei
Saint Lucia
1x
Year Natural population change
Brunei Saint Lucia
2023 3,837 475
2022 3,319 530
2021 3,985 -15
2020 4,188 562
2019 4,335 609
2018 4,502 694
2017 4,685 724
2016 4,876 767
2015 5,060 841
2014 5,206 852
2013 5,302 892
2012 5,349 916
2011 5,242 934
2010 5,003 1,176
2009 4,789 1,349
2008 4,624 1,369
2007 4,521 1,422
2006 4,590 1,511
2005 4,703 1,553
2004 4,874 1,615
2003 5,034 1,694
2002 5,169 1,774
2001 5,275 1,860
2000 5,331 1,967
1999 5,388 2,389
1998 5,466 2,294
1997 5,518 2,709
1996 5,606 2,649
1995 5,750 3,019
1994 5,907 2,976
1993 6,045 2,899
1992 6,169 2,981
1991 6,259 3,009
1990 6,265 3,061
1989 6,202 3,146
1988 6,135 3,229
1987 6,017 3,351
1986 5,826 3,496
1985 5,620 3,591
1984 5,373 3,526
1983 5,138 3,443
1982 4,931 3,360
1981 4,839 3,306
1980 4,775 3,275
1979 4,717 3,301
1978 4,668 3,340
1977 4,594 3,240
1976 4,518 3,166
1975 4,431 3,126
1974 4,334 3,106
1973 4,216 3,033
1972 4,085 3,028
1971 3,880 3,046
1970 3,694 3,093
1969 3,618 3,143
1968 3,551 3,154
1967 3,477 3,113
1966 3,403 3,028
1965 3,326 3,042
1964 3,264 3,074
1963 3,195 3,048
1962 3,128 3,124
1961 3,175 3,173
1960 3,168 3,202

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

GeoRank.org/birth-rate/brunei/saint-lucia | 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 +0.26% in Saint Lucia.

For the past 10 years, the annual natural population change has been +1.01% in Brunei and +0.34% in Saint Lucia.

Birth rate in Brunei vs Saint Lucia by year

Brunei
Saint Lucia

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Brunei Saint Lucia
2023 13.6 11.3
2022 13.8 11.4
2021 14.1 11.6
2020 14.3 11.7
2019 14.6 11.9
2018 14.9 12
2017 15.3 12.1
2016 15.8 12.2
2015 16.2 12.3
2014 16.6 12.4
2013 16.9 12.5
2012 17.1 12.4
2011 17 12.4
2010 16.6 13.8
2009 16.2 14.6
2008 16 14.6
2007 15.9 14.8
2006 16.3 15.3
2005 16.7 15.6
2004 17.4 16
2003 18 16.6
2002 18.7 17.3
2001 19.3 18
2000 19.8 18.8
1999 20.4 21.5
1998 21 20.9
1997 21.6 23.7
1996 22.4 23.5
1995 23.4 26.2
1994 24.5 26.2
1993 25.6 26
1992 26.7 27
1991 27.7 27.6
1990 28.5 28.3
1989 29 29
1988 29.5 29.8
1987 29.8 31.1
1986 29.9 32.4
1985 29.9 33.6
1984 29.7 33.4
1983 29.4 33.4
1982 29.3 33.5
1981 29.7 33.6
1980 30.3 34.2
1979 30.9 34.9
1978 31.6 35.6
1977 32.2 35.3
1976 32.8 35.4
1975 33.4 35.6
1974 34 36.1
1973 34.5 36.3
1972 34.9 36.7
1971 34.6 37.4
1970 34.3 38.5
1969 34.7 39.5
1968 35.6 40.2
1967 36.5 40.4
1966 37.5 40.1
1965 38.6 41
1964 39.7 42
1963 41 42.6
1962 42.8 44.3
1961 45 45.7
1960 47.2 47.1

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

GeoRank.org/birth-rate/brunei/saint-lucia | CC BY

The latest reported birth rate per 1,000 people in 2023 was 13.6 in Brunei and 11.3 in Saint Lucia, compared with 47.2 and 47.1, respectively, in 1960.

Birth rate data compared

Brunei Saint Lucia
Fertility rate 1.75 1.38
Fertility rate rank 115/196 166/196
Birth rate 13.6 11.3
Birth rate rank 105/196 123/196
Population change due to births and deaths +3,837 +475
Natural population change rank 132/196 145/196
Natural population change rate +0.84% +0.26%
Population growth +0.82% +0.26%
Population growth rank 114/197 153/197
Average age at childbearing 30.8 years 28.9 years
Annual births per 1,000 women ages 15-19 7.18 25.4
Annual births per 1,000 women ages 20-29 73.5 63.7
Annual births per 1,000 women ages 30+ 26.8 16.3
Female of reproductive age (15-49), share of population 25.7% 27.1%
Any modern method of contraceptive prevalence among married women ages 15-49 n/a 52.4%
Share of births attended by skilled health staff 99.6% 100%
Maternal mortality per live birth 0.04% 0.04%
Neonatal mortality rate (before reaching 28 days of age) 0.49% 1%
Infant mortality rate (before reaching 1 year of age) 0.82% 1.43%
Mortality rate before reaching 5 years of age 0.94% 1.55%
Life expectancy 75.8 years 73.2 years

Children 0-14 years as share of population

Brunei
Factual

UN forecast
Saint Lucia
Factual

UN forecast
1x
Year Young
Brunei Saint Lucia
2100 13.8% 12%
2099 13.9% 12%
2098 13.9% 12%
2097 13.9% 12%
2096 14% 12%
2095 14% 11.9%
2094 14.1% 11.9%
2093 14.1% 11.9%
2092 14.1% 11.9%
2091 14.1% 11.9%
2090 14.2% 11.8%
2089 14.2% 11.8%
2088 14.2% 11.8%
2087 14.2% 11.8%
2086 14.2% 11.8%
2085 14.2% 11.8%
2084 14.2% 11.8%
2083 14.2% 11.8%
2082 14.2% 11.8%
2081 14.2% 11.8%
2080 14.2% 11.8%
2079 14.2% 11.8%
2078 14.2% 11.8%
2077 14.2% 11.9%
2076 14.2% 11.9%
2075 14.2% 11.9%
2074 14.3% 12%
2073 14.3% 12%
2072 14.3% 12.1%
2071 14.4% 12.1%
2070 14.4% 12.1%
2069 14.5% 12.2%
2068 14.6% 12.2%
2067 14.6% 12.2%
2066 14.7% 12.3%
2065 14.8% 12.3%
2064 14.8% 12.3%
2063 14.9% 12.4%
2062 15% 12.4%
2061 15% 12.4%
2060 15.1% 12.4%
2059 15.2% 12.5%
2058 15.2% 12.5%
2057 15.3% 12.5%
2056 15.3% 12.6%
2055 15.4% 12.6%
2054 15.4% 12.7%
2053 15.4% 12.8%
2052 15.5% 12.9%
2051 15.5% 13%
2050 15.6% 13.1%
2049 15.6% 13.2%
2048 15.7% 13.3%
2047 15.8% 13.5%
2046 15.9% 13.6%
2045 16% 13.8%
2044 16.1% 14%
2043 16.2% 14.1%
2042 16.3% 14.3%
2041 16.5% 14.5%
2040 16.7% 14.7%
2039 16.9% 14.9%
2038 17.1% 15.1%
2037 17.4% 15.3%
2036 17.6% 15.5%
2035 17.9% 15.7%
2034 18.1% 15.8%
2033 18.4% 16%
2032 18.7% 16.2%
2031 19% 16.4%
2030 19.3% 16.5%
2029 19.6% 16.7%
2028 20% 16.9%
2027 20.3% 17%
2026 20.5% 17.1%
2025 20.7% 17.4%
2024 20.8% 17.5%
2023 21% 17.9%
2022 21.2% 18.2%
2021 21.3% 18.5%
2020 21.6% 18.7%
2019 21.9% 19.1%
2018 22.3% 19.5%
2017 22.7% 19.9%
2016 23.1% 20.3%
2015 23.6% 20.9%
2014 24% 21.5%
2013 24.5% 22.1%
2012 24.9% 22.7%
2011 25.2% 23.5%
2010 25.3% 24.3%
2009 25.4% 25.1%
2008 25.5% 25.9%
2007 25.5% 26.8%
2006 25.9% 27.6%
2005 26.7% 28.4%
2004 27.4% 29.2%
2003 28.1% 30%
2002 28.9% 30.7%
2001 29.6% 31.4%
2000 30.3% 32.4%
1999 31% 33.5%
1998 31.6% 34.7%
1997 32.2% 35.7%
1996 32.7% 36.2%
1995 33.3% 36.7%
1994 33.7% 37%
1993 34.1% 37.3%
1992 34.3% 37.7%
1991 34.4% 38.1%
1990 34.4% 38.9%
1989 34.6% 40.2%
1988 34.7% 41.7%
1987 34.9% 42.6%
1986 35.2% 42.8%
1985 35.7% 43.1%
1984 36.3% 43.3%
1983 36.9% 43.5%
1982 37.6% 43.9%
1981 38.1% 44.3%
1980 38.5% 44.8%
1979 38.9% 45.5%
1978 39.3% 46.6%
1977 39.9% 47.9%
1976 40.6% 48.9%
1975 41.3% 49.5%
1974 42% 49.9%
1973 42.6% 50.2%
1972 43% 50.4%
1971 43.3% 50.4%
1970 43.6% 50.2%
1969 44.2% 50%
1968 44.8% 49.8%
1967 45.4% 50%
1966 46% 50.4%
1965 46.5% 50.5%
1964 46.6% 50.1%
1963 46.6% 49.6%
1962 46.1% 48.9%
1961 45.2% 48.1%
1960 44.1% 47.1%

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/saint-lucia | CC BY

Children aged 0-14 make up 20.8% of the population in Brunei and 17.5% in Saint Lucia in 2024, compared to 34.4% and 38.9% respectively in 1990.

Demographics of Brunei and Saint Lucia compared.

Fertility rates around the globe

1x

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

GeoRank.org/birth-rate/brunei/saint-lucia | CC BY

Maternal mortality chart: Brunei vs Saint Lucia

Brunei
Saint Lucia
1x
Year Maternal mortality per 100K births
Brunei Saint Lucia
2023 36 44
2022 88 48
2021 44 94
2020 39 43
2019 38 43
2018 39 41
2017 39 43
2016 39 46
2015 39 46
2014 40 49
2013 40 53
2012 40 55
2011 40 56
2010 40 56
2009 40 51
2008 40 55
2007 41 55
2006 42 53
2005 43 55
2004 44 54
2003 45 56
2002 46 62
2001 46 70
2000 48 83
1999 50 88
1998 51 89
1997 52 89
1996 54 72
1995 55 60
1994 58 60
1993 59 58
1992 62 58
1991 65 71
1990 68 72
1989 71 66
1988 73 71
1987 75 69
1986 78 57
1985 79 56

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

GeoRank.org/birth-rate/brunei/saint-lucia | 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 44 deaths in Saint Lucia.

Under-five mortality rates

Brunei
Saint Lucia

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Brunei Saint Lucia
2023 0.94% 1.55%
2022 0.95% 1.58%
2021 0.96% 1.6%
2020 0.97% 1.63%
2019 0.98% 1.65%
2018 0.99% 1.67%
2017 1% 1.7%
2016 1% 1.72%
2015 1% 1.74%
2014 1% 1.75%
2013 0.99% 1.77%
2012 0.99% 1.78%
2011 0.98% 1.79%
2010 0.97% 1.8%
2009 0.96% 1.81%
2008 0.96% 1.82%
2007 0.95% 1.82%
2006 0.95% 1.82%
2005 0.95% 1.83%
2004 0.95% 1.83%
2003 0.96% 1.83%
2002 0.98% 1.83%
2001 1% 1.84%
2000 1.03% 1.85%
1999 1.07% 1.86%
1998 1.1% 1.87%
1997 1.15% 1.88%
1996 1.19% 1.9%
1995 1.23% 1.92%
1994 1.27% 1.95%
1993 1.3% 1.98%
1992 1.31% 2.01%
1991 1.32% 2.05%
1990 1.33% 2.09%
1989 1.35% 2.14%
1988 1.38% 2.2%
1987 1.42% 2.27%
1986 1.48% 2.35%
1985 1.57% 2.44%
1984 1.67% 2.55%
1983 1.79% 2.68%
1982 1.93% 2.83%
1981 2.09% 3%
1980 2.28% 3.2%
1979 2.48% 3.42%
1978 2.71% 3.68%
1977 2.95% 3.97%
1976 3.21% 4.3%
1975 3.49% 4.67%
1974 3.77% 5.08%
1973 4.06% 5.53%
1972 4.35% 6.02%
1971 4.64% 6.54%
1970 4.91% 7.1%
1969 5.16% 7.7%
1968 5.42% 8.32%
1967 5.69% 8.96%
1966 5.98% 9.62%
1965 6.32% 10.3%
1964 6.7% 11%
1963 7.15% 11.6%
1962 7.66% 12.3%
1961 8.24% 12.9%
1960 8.9% 13.4%

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

GeoRank.org/birth-rate/brunei/saint-lucia | CC BY

The chance that a newborn baby will die before reaching age five is 0.94% in Brunei and 1.55% in Saint Lucia. 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)

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