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Fertility & birth rates in Antigua and Barbuda and Tanzania

Updated on by Georank team

Antigua and Barbuda has an annual birth rate of 11.8 births per 1,000 people, compared to 35.2 for Tanzania. 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 4.61 in Tanzania — 191.9% difference.

1960 vs 2023, the fertility rate has decreased by 65.7% in Antigua and Barbuda and by 29.5% in Tanzania — in 1960, it was 4.6 and 6.54, respectively.

  • Antigua and Barbuda is ranked 117/196 by birth rate compared to 10/196 for Tanzania.
  • The mean age at childbearing (for all the births, not just the first) is 28.4 in Antigua and Barbuda — it's 28.9 in Tanzania.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 32.9 in Antigua and Barbuda vs 113.2 in Tanzania.
  • In Antigua and Barbuda, 25.8% of the population is composed of women of reproductive age (15-49), compared to 24.2% in Tanzania.

Fertility rate in Antigua and Barbuda vs Tanzania by year

Antigua and Barbuda
Tanzania
1x
Year Fertility rate
Antigua Tanzania
2023 1.58 4.61
2022 1.58 4.67
2021 1.58 4.73
2020 1.57 4.8
2019 1.47 4.87
2018 1.37 4.93
2017 1.49 4.99
2016 1.46 5.01
2015 1.57 5.03
2014 1.53 5.12
2013 1.54 5.16
2012 1.66 5.14
2011 1.75 5.14
2010 1.79 5.23
2009 2.01 5.26
2008 2.04 5.32
2007 1.86 5.4
2006 1.83 5.51
2005 1.83 5.58
2004 1.85 5.6
2003 1.89 5.58
2002 1.94 5.57
2001 2.02 5.62
2000 2.2 5.67
1999 1.96 5.75
1998 2.02 5.81
1997 2.19 5.84
1996 2.27 5.83
1995 2.16 5.82
1994 2.07 5.89
1993 2.04 6
1992 2.13 6.08
1991 2.04 6.14
1990 2.25 6.2
1989 2.2 6.3
1988 2.13 6.38
1987 2.07 6.41
1986 2.03 6.49
1985 2.15 6.6
1984 2.04 6.72
1983 2.12 6.81
1982 2.09 6.87
1981 2.17 6.93
1980 2.31 6.99
1979 2.63 7.04
1978 2.57 7.06
1977 2.78 7.07
1976 2.78 7.09
1975 2.77 7.1
1974 2.93 7.12
1973 3.13 7.06
1972 3.29 7.05
1971 3.46 7.04
1970 3.63 7
1969 3.83 6.95
1968 4.01 6.9
1967 4.18 6.86
1966 4.32 6.8
1965 4.42 6.73
1964 4.48 6.68
1963 4.54 6.65
1962 4.55 6.61
1961 4.56 6.56
1960 4.6 6.54

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

GeoRank.org/birth-rate/antigua-and-barbuda/tanzania | 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 4.61 in Tanzania in 2023. The replacement level is considered to be 2.1 children per woman.

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

Natural population change by year

Antigua and Barbuda
Tanzania
1x
Year Natural population change
Antigua Tanzania
2023 462 1,960,623
2022 486 1,927,960
2021 492 1,880,137
2020 512 1,861,377
2019 461 1,816,669
2018 411 1,777,852
2017 504 1,726,909
2016 496 1,659,502
2015 583 1,592,882
2014 564 1,565,630
2013 586 1,509,008
2012 678 1,439,325
2011 743 1,384,886
2010 758 1,363,477
2009 900 1,332,015
2008 911 1,303,728
2007 770 1,278,285
2006 742 1,257,927
2005 738 1,224,165
2004 757 1,175,379
2003 793 1,118,435
2002 843 1,063,195
2001 900 1,026,242
2000 1,009 985,185
1999 828 948,659
1998 845 920,806
1997 932 882,544
1996 947 868,524
1995 844 838,980
1994 757 803,953
1993 706 778,044
1992 728 767,961
1991 673 762,011
1990 833 750,825
1989 845 743,854
1988 848 736,551
1987 845 718,580
1986 855 705,677
1985 955 697,867
1984 899 687,435
1983 941 679,720
1982 913 662,627
1981 940 645,496
1980 1,002 629,444
1979 1,150 613,388
1978 1,064 595,024
1977 1,124 574,938
1976 1,075 553,617
1975 1,028 533,906
1974 1,074 515,152
1973 1,135 488,429
1972 1,179 467,305
1971 1,219 449,014
1970 1,248 427,988
1969 1,308 408,322
1968 1,369 389,467
1967 1,431 374,763
1966 1,489 360,229
1965 1,528 343,456
1964 1,559 328,527
1963 1,543 314,644
1962 1,509 300,663
1961 1,476 286,839
1960 1,434 275,814

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

GeoRank.org/birth-rate/antigua-and-barbuda/tanzania | 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 +2.94% in Tanzania.

For the past 10 years, the annual natural population change has been +0.55% in Antigua and Barbuda and +3.05% in Tanzania.

Birth rate in Antigua and Barbuda vs Tanzania by year

Antigua and Barbuda
Tanzania

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Antigua Tanzania
2023 11.8 35.2
2022 12 35.6
2021 12.1 36
2020 12.2 36.4
2019 11.5 36.9
2018 10.8 37.3
2017 11.8 37.6
2016 11.7 37.6
2015 12.6 37.6
2014 12.3 38.4
2013 12.4 38.4
2012 13.5 38.1
2011 14.3 38.1
2010 14.7 38.8
2009 16.6 39.2
2008 17 39.6
2007 15.6 40.2
2006 15.5 41
2005 15.6 41.5
2004 15.9 41.5
2003 16.4 41.3
2002 17.1 41.2
2001 18 41.4
2000 19.7 41.5
1999 17.7 41.8
1998 18.3 42.1
1997 19.9 42.1
1996 20.6 42.3
1995 19.6 41.9
1994 18.7 41.5
1993 18.3 41.7
1992 18.9 42.3
1991 18.2 42.7
1990 20.8 43
1989 20.8 43.5
1988 20.6 44
1987 20.4 44.3
1986 20.3 44.9
1985 21.7 45.7
1984 20.7 46.4
1983 21.2 47.1
1982 20.6 47.5
1981 21 47.9
1980 21.9 48.3
1979 24.3 48.8
1978 22.9 49.2
1977 23.9 49.5
1976 23.1 49.8
1975 22.3 50.2
1974 22.9 50.6
1973 23.8 50.3
1972 24.4 50.4
1971 25 50.6
1970 25.5 50.4
1969 26.9 50.3
1968 28.5 50.2
1967 30.1 50.3
1966 31.8 50.2
1965 33.2 49.9
1964 34.4 49.8
1963 34.9 49.7
1962 34.9 49.4
1961 35 49.1
1960 35 49

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

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

The latest reported birth rate per 1,000 people in 2023 was 11.8 in Antigua and Barbuda and 35.2 in Tanzania, compared with 35 and 49, respectively, in 1960.

Birth rate data compared

Antigua Tanzania
Fertility rate 1.58 4.61
Fertility rate rank 128/196 12/196
Birth rate 11.8 35.2
Birth rate rank 117/196 10/196
Population change due to births and deaths +462 +1,960,623
Natural population change rank 146/196 8/196
Natural population change rate +0.5% +2.94%
Population growth +0.49% +2.92%
Population growth rank 135/197 18/197
Age at first childbirth n/a 19.9 years
Average age at childbearing 28.4 years 28.9 years
Annual births per 1,000 women ages 15-19 31.5 111.5
Annual births per 1,000 women ages 20-29 76.8 199.8
Annual births per 1,000 women ages 30+ 14.6 71.3
Female of reproductive age (15-49), share of population 25.8% 24.2%
Any modern method of contraceptive prevalence among married women ages 15-49 44.6% 31.1%
Share of births attended by skilled health staff 99% 63.5%
Maternal mortality per live birth 0.04% 0.28%
Neonatal mortality rate (before reaching 28 days of age) 0.54% 2.06%
Infant mortality rate (before reaching 1 year of age) 0.73% 2.99%
Mortality rate before reaching 5 years of age 0.93% 3.89%
Life expectancy 78.1 years 67.6 years

Children 0-14 years as share of population

Antigua and Barbuda
Factual

UN forecast
Tanzania
Factual

UN forecast
1x
Year Young
Antigua Tanzania
2100 12.2% 23.4%
2099 12.2% 23.6%
2098 12.2% 23.8%
2097 12.2% 23.9%
2096 12.2% 24.1%
2095 12.2% 24.3%
2094 12.2% 24.5%
2093 12.2% 24.7%
2092 12.2% 24.8%
2091 12.2% 25%
2090 12.2% 25.2%
2089 12.2% 25.4%
2088 12.2% 25.6%
2087 12.2% 25.8%
2086 12.2% 26%
2085 12.2% 26.2%
2084 12.3% 26.4%
2083 12.3% 26.6%
2082 12.3% 26.8%
2081 12.4% 27.1%
2080 12.4% 27.3%
2079 12.4% 27.5%
2078 12.5% 27.7%
2077 12.5% 28%
2076 12.6% 28.2%
2075 12.6% 28.4%
2074 12.7% 28.7%
2073 12.7% 28.9%
2072 12.8% 29.1%
2071 12.8% 29.4%
2070 12.8% 29.6%
2069 12.9% 29.8%
2068 12.9% 30.1%
2067 12.9% 30.3%
2066 12.9% 30.6%
2065 13% 30.8%
2064 13% 31.1%
2063 13% 31.3%
2062 13.1% 31.6%
2061 13.1% 31.9%
2060 13.1% 32.1%
2059 13.2% 32.4%
2058 13.2% 32.7%
2057 13.3% 32.9%
2056 13.4% 33.2%
2055 13.4% 33.5%
2054 13.5% 33.8%
2053 13.6% 34.1%
2052 13.7% 34.3%
2051 13.8% 34.6%
2050 13.9% 34.9%
2049 14% 35.2%
2048 14.2% 35.5%
2047 14.3% 35.8%
2046 14.4% 36.1%
2045 14.6% 36.4%
2044 14.8% 36.7%
2043 14.9% 37%
2042 15.1% 37.3%
2041 15.3% 37.6%
2040 15.5% 37.9%
2039 15.6% 38.3%
2038 15.8% 38.6%
2037 16% 39%
2036 16.2% 39.3%
2035 16.3% 39.6%
2034 16.4% 40%
2033 16.4% 40.3%
2032 16.5% 40.7%
2031 16.6% 41%
2030 16.7% 41.3%
2029 16.8% 41.6%
2028 16.9% 41.8%
2027 17.1% 42.1%
2026 17.3% 42.2%
2025 17.6% 42.4%
2024 17.8% 42.5%
2023 18.2% 42.7%
2022 18.6% 42.9%
2021 18.8% 43.1%
2020 19.1% 43.4%
2019 19.4% 43.6%
2018 19.8% 43.8%
2017 20.2% 44%
2016 20.6% 44.2%
2015 21.2% 44.5%
2014 21.7% 44.8%
2013 22.1% 44.9%
2012 22.6% 45.1%
2011 23.2% 45.2%
2010 23.8% 45.3%
2009 24.2% 45.3%
2008 24.6% 45.1%
2007 25% 45%
2006 25.4% 44.9%
2005 25.9% 44.8%
2004 26.4% 44.7%
2003 26.8% 44.6%
2002 27.2% 44.6%
2001 27.5% 44.5%
2000 27.8% 44.6%
1999 28% 44.7%
1998 28.3% 44.7%
1997 28.4% 44.8%
1996 28.6% 44.7%
1995 28.6% 44.5%
1994 28.8% 44.9%
1993 29% 45.5%
1992 29.3% 46%
1991 29.7% 46.2%
1990 29.8% 46.3%
1989 29.4% 46.5%
1988 29.1% 46.7%
1987 28.9% 46.9%
1986 28.7% 47.2%
1985 28.6% 47.4%
1984 28.6% 47.5%
1983 29.2% 47.6%
1982 30% 47.5%
1981 31% 47.4%
1980 32% 47.2%
1979 33% 46.9%
1978 34% 46.7%
1977 35.2% 46.6%
1976 36.4% 46.5%
1975 37.8% 46.4%
1974 39.1% 46.3%
1973 40.4% 46.2%
1972 41.6% 46.1%
1971 42.7% 46.1%
1970 43.7% 46%
1969 43.9% 45.9%
1968 43.4% 45.8%
1967 42.8% 45.6%
1966 42.1% 45.4%
1965 41.3% 45.2%
1964 40.4% 45%
1963 39.9% 44.8%
1962 39.9% 44.8%
1961 40% 44.8%
1960 40.1% 44.9%

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/tanzania | CC BY

Children aged 0-14 make up 17.8% of the population in Antigua and Barbuda and 42.5% in Tanzania in 2024, compared to 29.8% and 46.3% respectively in 1990.

Demographics of Antigua and Barbuda and Tanzania 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/tanzania | CC BY

Maternal mortality chart: Antigua and Barbuda vs Tanzania

Antigua and Barbuda
Tanzania
1x
Year Maternal mortality per 100K births
Antigua Tanzania
2023 35 276
2022 36 152
2021 32 162
2020 35 160
2019 32 292
2018 31 319
2017 31 345
2016 28 396
2015 30 433
2014 32 454
2013 32 479
2012 30 448
2011 31 475
2010 31 486
2009 32 502
2008 31 511
2007 32 453
2006 32 366
2005 33 350
2004 34 365
2003 33 397
2002 36 454
2001 36 493
2000 37 568
1999 34 635
1998 34 739
1997 37 777
1996 37 775
1995 38 797
1994 38 816
1993 40 851
1992 40 864
1991 42 873
1990 41 900
1989 41 927
1988 38 949
1987 40 964
1986 38 971
1985 38 980

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

GeoRank.org/birth-rate/antigua-and-barbuda/tanzania | 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 276 deaths in Tanzania.

Under-five mortality rates

Antigua and Barbuda
Tanzania

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Antigua Tanzania
2023 0.93% 3.89%
2022 0.96% 4.05%
2021 0.98% 4.22%
2020 1.01% 4.42%
2019 1.03% 4.6%
2018 1.05% 4.8%
2017 1.06% 5.02%
2016 1.08% 5.25%
2015 1.1% 5.48%
2014 1.12% 5.67%
2013 1.13% 5.95%
2012 1.15% 6.21%
2011 1.17% 6.5%
2010 1.19% 6.86%
2009 1.22% 7.24%
2008 1.24% 7.7%
2007 1.27% 8.16%
2006 1.3% 8.69%
2005 1.33% 9.24%
2004 1.36% 9.86%
2003 1.4% 10.5%
2002 1.43% 11.3%
2001 1.46% 12.1%
2000 1.49% 12.8%
1999 1.52% 13.6%
1998 1.54% 14.2%
1997 1.55% 14.8%
1996 1.55% 15.2%
1995 1.54% 15.6%
1994 1.51% 15.9%
1993 1.47% 16.1%
1992 1.43% 16.3%
1991 1.39% 16.5%
1990 1.35% 16.7%
1989 1.32% 16.9%
1988 1.3% 17.2%
1987 1.28% 17.4%
1986 1.28% 17.6%
1985 1.29% 17.7%
1984 1.31% 17.8%
1983 1.36% 17.8%
1982 1.42% 17.8%
1981 1.5% 17.8%
1980 1.6% 17.9%
1979 1.71% 18.1%
1978 1.84% 18.4%
1977 1.97% 18.8%
1976 2.11% 19.2%
1975 2.25% 19.6%
1974 2.4% 20.1%
1973 2.56% 20.5%
1972 2.74% 20.9%
1971 2.96% 21.2%
1970 3.23% 21.6%
1969 3.54% 21.9%
1968 3.92% 22.2%
1967 4.36% 22.5%
1966 4.86% 22.8%
1965 5.41% 23.1%
1964 6% 23.4%
1963 6.59% 23.6%
1962 7.18% 23.8%
1961 7.74% 24%
1960 8.25% 24.2%

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

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

The chance that a newborn baby will die before reaching age five is 0.93% in Antigua and Barbuda and 3.89% in Tanzania. 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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