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Fertility & birth rates in Antigua and Barbuda and Sierra Leone

Updated on by Georank team

Antigua and Barbuda has an annual birth rate of 11.8 births per 1,000 people, compared to 30.6 for Sierra Leone. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 1.58 in Antigua and Barbuda and 3.79 in Sierra Leone — 140.2% difference.

1960 vs 2023, the fertility rate has decreased by 65.7% in Antigua and Barbuda and by 38.6% in Sierra Leone — in 1960, it was 4.6 and 6.18, respectively.

  • Antigua and Barbuda is ranked 117/196 by birth rate compared to 29/196 for Sierra Leone.
  • The mean age at childbearing (for all the births, not just the first) is 28.4 in Antigua and Barbuda — it's 28.5 in Sierra Leone.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 32.9 in Antigua and Barbuda vs 93.6 in Sierra Leone.
  • In Antigua and Barbuda, 25.8% of the population is composed of women of reproductive age (15-49), compared to 25.4% in Sierra Leone.

Fertility rate in Antigua and Barbuda vs Sierra Leone by year

Antigua and Barbuda
Sierra Leone
1x
Year Fertility rate
Antigua Sierra Leone
2023 1.58 3.79
2022 1.58 3.88
2021 1.58 3.98
2020 1.57 4.08
2019 1.47 4.19
2018 1.37 4.29
2017 1.49 4.39
2016 1.46 4.47
2015 1.57 4.55
2014 1.53 4.7
2013 1.54 4.87
2012 1.66 5.06
2011 1.75 5.21
2010 1.79 5.33
2009 2.01 5.45
2008 2.04 5.56
2007 1.86 5.64
2006 1.83 5.74
2005 1.83 5.81
2004 1.85 5.92
2003 1.89 6.09
2002 1.94 6.23
2001 2.02 6.31
2000 2.2 6.36
1999 1.96 6.42
1998 2.02 6.5
1997 2.19 6.53
1996 2.27 6.55
1995 2.16 6.56
1994 2.07 6.56
1993 2.04 6.57
1992 2.13 6.56
1991 2.04 6.55
1990 2.25 6.57
1989 2.2 6.57
1988 2.13 6.59
1987 2.07 6.61
1986 2.03 6.6
1985 2.15 6.59
1984 2.04 6.59
1983 2.12 6.57
1982 2.09 6.56
1981 2.17 6.55
1980 2.31 6.56
1979 2.63 6.58
1978 2.57 6.59
1977 2.78 6.57
1976 2.78 6.55
1975 2.77 6.55
1974 2.93 6.53
1973 3.13 6.47
1972 3.29 6.45
1971 3.46 6.43
1970 3.63 6.41
1969 3.83 6.39
1968 4.01 6.39
1967 4.18 6.38
1966 4.32 6.35
1965 4.42 6.31
1964 4.48 6.29
1963 4.54 6.26
1962 4.55 6.22
1961 4.56 6.21
1960 4.6 6.18

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

GeoRank.org/birth-rate/antigua-and-barbuda/sierra-leone | CC BY

According to the latest available data on birth rates, the fertility rate in Antigua and Barbuda was 1.58 children per woman in 2023, compared to 3.79 in Sierra Leone in 2023. The replacement level is considered to be 2.1 children per woman.

Check Antigua and Barbuda vs Sierra Leone population clock for a dynamic visualization of the changing population.

Natural population change by year

Antigua and Barbuda
Sierra Leone
1x
Year Natural population change
Antigua Sierra Leone
2023 462 188,788
2022 486 186,625
2021 492 183,326
2020 512 181,015
2019 461 181,068
2018 411 178,772
2017 504 173,259
2016 496 168,784
2015 583 162,275
2014 564 160,137
2013 586 161,265
2012 678 160,915
2011 743 158,858
2010 758 155,338
2009 900 152,669
2008 911 149,855
2007 770 145,740
2006 742 144,127
2005 738 137,234
2004 757 132,661
2003 793 130,312
2002 843 126,429
2001 900 116,647
2000 1,009 110,754
1999 828 102,295
1998 845 103,906
1997 932 105,433
1996 947 104,140
1995 844 100,885
1994 757 101,486
1993 706 103,317
1992 728 103,251
1991 673 105,477
1990 833 100,778
1989 845 98,298
1988 848 96,344
1987 845 94,235
1986 855 90,902
1985 955 88,869
1984 899 87,072
1983 941 84,628
1982 913 82,457
1981 940 80,111
1980 1,002 77,932
1979 1,150 75,992
1978 1,064 74,130
1977 1,124 71,663
1976 1,075 69,506
1975 1,028 67,560
1974 1,074 65,357
1973 1,135 62,443
1972 1,179 60,279
1971 1,219 58,484
1970 1,248 56,513
1969 1,308 54,768
1968 1,369 53,126
1967 1,431 51,734
1966 1,489 49,486
1965 1,528 47,223
1964 1,559 45,487
1963 1,543 43,569
1962 1,509 41,603
1961 1,476 40,022
1960 1,434 38,192

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

GeoRank.org/birth-rate/antigua-and-barbuda/sierra-leone | 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 +0.5% in Antigua and Barbuda and +2.23% in Sierra Leone.

For the past 10 years, the annual natural population change has been +0.55% in Antigua and Barbuda and +2.31% in Sierra Leone.

Birth rate in Antigua and Barbuda vs Sierra Leone by year

Antigua and Barbuda
Sierra Leone

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Antigua Sierra Leone
2023 11.8 30.6
2022 12 31.1
2021 12.1 31.6
2020 12.2 32.2
2019 11.5 32.8
2018 10.8 33.3
2017 11.8 33.8
2016 11.7 34.2
2015 12.6 34.7
2014 12.3 35.6
2013 12.4 36.6
2012 13.5 37.8
2011 14.3 38.5
2010 14.7 39.1
2009 16.6 39.9
2008 17 40.6
2007 15.6 41.1
2006 15.5 41.8
2005 15.6 42
2004 15.9 42.5
2003 16.4 43.5
2002 17.1 44.3
2001 18 44
2000 19.7 45
1999 17.7 46.1
1998 18.3 46.3
1997 19.9 46.3
1996 20.6 46.5
1995 19.6 46.8
1994 18.7 46.8
1993 18.3 46.9
1992 18.9 47
1991 18.2 47.5
1990 20.8 45.5
1989 20.8 46.3
1988 20.6 46.4
1987 20.4 46.6
1986 20.3 46.6
1985 21.7 46.7
1984 20.7 46.8
1983 21.2 46.7
1982 20.6 46.8
1981 21 46.8
1980 21.9 46.8
1979 24.3 47
1978 22.9 47.2
1977 23.9 47.1
1976 23.1 47.2
1975 22.3 47.3
1974 22.9 47.4
1973 23.8 47.2
1972 24.4 47.2
1971 25 47.3
1970 25.5 47.4
1969 26.9 47.5
1968 28.5 47.7
1967 30.1 47.9
1966 31.8 48
1965 33.2 48
1964 34.4 48.2
1963 34.9 48.2
1962 34.9 48.1
1961 35 48.1
1960 35 48

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

GeoRank.org/birth-rate/antigua-and-barbuda/sierra-leone | CC BY

The latest reported birth rate per 1,000 people in 2023 was 11.8 in Antigua and Barbuda and 30.6 in Sierra Leone, compared with 35 and 48, respectively, in 1960.

Birth rate data compared

Antigua Sierra Leone
Fertility rate 1.58 3.79
Fertility rate rank 128/196 35/196
Birth rate 11.8 30.6
Birth rate rank 117/196 29/196
Population change due to births and deaths +462 +188,788
Natural population change rank 146/196 62/196
Natural population change rate +0.5% +2.23%
Population growth +0.49% +2.15%
Population growth rank 135/197 47/197
Age at first childbirth n/a 19.6 years
Average age at childbearing 28.4 years 28.5 years
Annual births per 1,000 women ages 15-19 31.5 87.7
Annual births per 1,000 women ages 20-29 76.8 169.3
Annual births per 1,000 women ages 30+ 14.6 53.4
Female of reproductive age (15-49), share of population 25.8% 25.4%
Any modern method of contraceptive prevalence among married women ages 15-49 44.6% 20.9%
Share of births attended by skilled health staff 99% 86.9%
Maternal mortality per live birth 0.04% 0.35%
Neonatal mortality rate (before reaching 28 days of age) 0.54% 2.93%
Infant mortality rate (before reaching 1 year of age) 0.73% 5.62%
Mortality rate before reaching 5 years of age 0.93% 9.43%
Life expectancy 78.1 years 62.3 years

Children 0-14 years as share of population

Antigua and Barbuda
Factual

UN forecast
Sierra Leone
Factual

UN forecast
1x
Year Young
Antigua Sierra Leone
2100 12.2% 19%
2099 12.2% 19%
2098 12.2% 19.1%
2097 12.2% 19.2%
2096 12.2% 19.3%
2095 12.2% 19.5%
2094 12.2% 19.6%
2093 12.2% 19.7%
2092 12.2% 19.8%
2091 12.2% 19.9%
2090 12.2% 20%
2089 12.2% 20.1%
2088 12.2% 20.3%
2087 12.2% 20.4%
2086 12.2% 20.5%
2085 12.2% 20.7%
2084 12.3% 20.8%
2083 12.3% 20.9%
2082 12.3% 21.1%
2081 12.4% 21.2%
2080 12.4% 21.4%
2079 12.4% 21.6%
2078 12.5% 21.7%
2077 12.5% 21.9%
2076 12.6% 22.1%
2075 12.6% 22.2%
2074 12.7% 22.4%
2073 12.7% 22.6%
2072 12.8% 22.8%
2071 12.8% 23%
2070 12.8% 23.2%
2069 12.9% 23.4%
2068 12.9% 23.6%
2067 12.9% 23.8%
2066 12.9% 24%
2065 13% 24.3%
2064 13% 24.5%
2063 13% 24.7%
2062 13.1% 25%
2061 13.1% 25.2%
2060 13.1% 25.5%
2059 13.2% 25.7%
2058 13.2% 26%
2057 13.3% 26.3%
2056 13.4% 26.6%
2055 13.4% 26.9%
2054 13.5% 27.1%
2053 13.6% 27.4%
2052 13.7% 27.7%
2051 13.8% 28.1%
2050 13.9% 28.4%
2049 14% 28.7%
2048 14.2% 29%
2047 14.3% 29.3%
2046 14.4% 29.7%
2045 14.6% 30%
2044 14.8% 30.3%
2043 14.9% 30.7%
2042 15.1% 31.1%
2041 15.3% 31.4%
2040 15.5% 31.8%
2039 15.6% 32.2%
2038 15.8% 32.6%
2037 16% 33%
2036 16.2% 33.4%
2035 16.3% 33.8%
2034 16.4% 34.2%
2033 16.4% 34.6%
2032 16.5% 35%
2031 16.6% 35.4%
2030 16.7% 35.7%
2029 16.8% 36.1%
2028 16.9% 36.5%
2027 17.1% 37%
2026 17.3% 37.4%
2025 17.6% 37.9%
2024 17.8% 38.1%
2023 18.2% 38.5%
2022 18.6% 39%
2021 18.8% 39.4%
2020 19.1% 39.8%
2019 19.4% 40.2%
2018 19.8% 40.6%
2017 20.2% 41%
2016 20.6% 41.4%
2015 21.2% 41.8%
2014 21.7% 42.2%
2013 22.1% 42.5%
2012 22.6% 42.8%
2011 23.2% 43%
2010 23.8% 43.2%
2009 24.2% 43.4%
2008 24.6% 43.5%
2007 25% 43.6%
2006 25.4% 43.7%
2005 25.9% 43.8%
2004 26.4% 43.9%
2003 26.8% 43.9%
2002 27.2% 43.9%
2001 27.5% 43.9%
2000 27.8% 43.8%
1999 28% 43.7%
1998 28.3% 43.6%
1997 28.4% 43.5%
1996 28.6% 43.5%
1995 28.6% 43.4%
1994 28.8% 43.3%
1993 29% 43.2%
1992 29.3% 43.1%
1991 29.7% 43%
1990 29.8% 42.9%
1989 29.4% 42.9%
1988 29.1% 42.8%
1987 28.9% 42.7%
1986 28.7% 42.6%
1985 28.6% 42.5%
1984 28.6% 42.3%
1983 29.2% 42.2%
1982 30% 42.1%
1981 31% 42%
1980 32% 41.9%
1979 33% 41.8%
1978 34% 41.7%
1977 35.2% 41.6%
1976 36.4% 41.4%
1975 37.8% 41.3%
1974 39.1% 41.1%
1973 40.4% 40.9%
1972 41.6% 40.7%
1971 42.7% 40.6%
1970 43.7% 40.3%
1969 43.9% 40.1%
1968 43.4% 39.9%
1967 42.8% 39.6%
1966 42.1% 39.4%
1965 41.3% 39.1%
1964 40.4% 38.8%
1963 39.9% 38.5%
1962 39.9% 38.3%
1961 40% 38.3%
1960 40.1% 38.2%

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/antigua-and-barbuda/sierra-leone | CC BY

Children aged 0-14 make up 17.8% of the population in Antigua and Barbuda and 38.1% in Sierra Leone in 2024, compared to 29.8% and 42.9% respectively in 1990.

Demographics of Antigua and Barbuda and Sierra Leone compared.

Fertility rates around the globe

1x

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

GeoRank.org/birth-rate/antigua-and-barbuda/sierra-leone | CC BY

Maternal mortality chart: Antigua and Barbuda vs Sierra Leone

Antigua and Barbuda
Sierra Leone
1x
Year Maternal mortality per 100K births
Antigua Sierra Leone
2023 35 354
2022 36 370
2021 32 403
2020 35 422
2019 32 464
2018 31 491
2017 31 578
2016 28 633
2015 30 730
2014 32 821
2013 32 842
2012 30 915
2011 31 967
2010 31 1,018
2009 32 1,054
2008 31 1,093
2007 32 1,132
2006 32 1,168
2005 33 1,294
2004 34 1,366
2003 33 1,433
2002 36 1,492
2001 36 1,518
2000 37 1,603
1999 34 1,731
1998 34 1,753
1997 37 1,721
1996 37 1,726
1995 38 1,777
1994 38 1,755
1993 40 1,696
1992 40 1,681
1991 42 1,699
1990 41 1,572
1989 41 1,575
1988 38 1,549
1987 40 1,533
1986 38 1,530
1985 38 1,506

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

GeoRank.org/birth-rate/antigua-and-barbuda/sierra-leone | CC BY

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 35 deaths per 100,000 live births in Antigua and Barbuda, compared to 354 deaths in Sierra Leone.

Under-five mortality rates

Antigua and Barbuda
Sierra Leone

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Antigua Sierra Leone
2023 0.93% 9.43%
2022 0.96% 9.77%
2021 0.98% 10.1%
2020 1.01% 10.5%
2019 1.03% 10.9%
2018 1.05% 11.3%
2017 1.06% 11.8%
2016 1.08% 12.3%
2015 1.1% 13.8%
2014 1.12% 13.7%
2013 1.13% 13.9%
2012 1.15% 14.5%
2011 1.17% 15.2%
2010 1.19% 15.9%
2009 1.22% 16.6%
2008 1.24% 17.3%
2007 1.27% 18.1%
2006 1.3% 18.8%
2005 1.33% 19.4%
2004 1.36% 20.1%
2003 1.4% 20.7%
2002 1.43% 21.3%
2001 1.46% 21.8%
2000 1.49% 22.4%
1999 1.52% 22.9%
1998 1.54% 23.4%
1997 1.55% 23.9%
1996 1.55% 24.3%
1995 1.54% 24.7%
1994 1.51% 25%
1993 1.47% 25.3%
1992 1.43% 25.5%
1991 1.39% 25.7%
1990 1.35% 25.9%
1989 1.32% 26.2%
1988 1.3% 26.4%
1987 1.28% 26.6%
1986 1.28% 26.9%
1985 1.29% 27.2%
1984 1.31% 27.5%
1983 1.36% 27.8%
1982 1.42% 28.1%
1981 1.5% 28.5%
1980 1.6% 28.9%
1979 1.71% 29.2%
1978 1.84% 29.6%
1977 1.97% 30%
1976 2.11% 30.5%
1975 2.25% 30.9%
1974 2.4% 31.4%
1973 2.56% 31.9%
1972 2.74% 32.3%
1971 2.96% 32.9%
1970 3.23% 33.4%
1969 3.54% 33.9%
1968 3.92% 34.5%
1967 4.36% 35%
1966 4.86% 35.6%
1965 5.41% 36.2%
1964 6% 36.8%
1963 6.59% 37.4%
1962 7.18% 38%
1961 7.74% 38.5%
1960 8.25% 39.1%

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

GeoRank.org/birth-rate/antigua-and-barbuda/sierra-leone | CC BY

The chance that a newborn baby will die before reaching age five is 0.93% in Antigua and Barbuda and 9.43% in Sierra Leone. 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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