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Fertility & birth rates in Chile and Tanzania

Updated on by Georank team

Chile has an annual birth rate of 8.96 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 1.17 in Chile and 4.61 in Tanzania — 294.7% difference.

1960 vs 2023, the fertility rate has decreased by 75.2% in Chile and by 29.5% in Tanzania — in 1960, it was 4.7 and 6.54, respectively.

  • Chile is ranked 164/196 by birth rate compared to 10/196 for Tanzania.
  • The mean age at childbearing (for all the births, not just the first) is 31.7 in Chile — it's 28.9 in Tanzania.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 6.54 in Chile vs 113.2 in Tanzania.
  • In Chile, 25.2% of the population is composed of women of reproductive age (15-49), compared to 24.2% in Tanzania.

Fertility rate in Chile vs Tanzania by year

Chile
Tanzania
1x
Year Fertility rate
Chile Tanzania
2023 1.17 4.61
2022 1.25 4.67
2021 1.18 4.73
2020 1.31 4.8
2019 1.43 4.87
2018 1.54 4.93
2017 1.56 4.99
2016 1.69 5.01
2015 1.74 5.03
2014 1.77 5.12
2013 1.79 5.16
2012 1.8 5.14
2011 1.82 5.14
2010 1.84 5.23
2009 1.86 5.26
2008 1.85 5.32
2007 1.83 5.4
2006 1.8 5.51
2005 1.83 5.58
2004 1.84 5.6
2003 1.89 5.58
2002 1.93 5.57
2001 2.01 5.62
2000 2.05 5.67
1999 2.07 5.75
1998 2.15 5.81
1997 2.2 5.84
1996 2.28 5.83
1995 2.35 5.82
1994 2.38 5.89
1993 2.43 6
1992 2.48 6.08
1991 2.56 6.14
1990 2.58 6.2
1989 2.59 6.3
1988 2.59 6.38
1987 2.59 6.41
1986 2.59 6.49
1985 2.59 6.6
1984 2.6 6.72
1983 2.62 6.81
1982 2.65 6.87
1981 2.69 6.93
1980 2.74 6.99
1979 2.81 7.04
1978 2.89 7.06
1977 2.98 7.07
1976 3.08 7.09
1975 3.18 7.1
1974 3.29 7.12
1973 3.41 7.06
1972 3.53 7.05
1971 3.65 7.04
1970 3.78 7
1969 3.9 6.95
1968 4.03 6.9
1967 4.14 6.86
1966 4.26 6.8
1965 4.36 6.73
1964 4.46 6.68
1963 4.54 6.65
1962 4.6 6.61
1961 4.66 6.56
1960 4.7 6.54

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

GeoRank.org/birth-rate/chile/tanzania | CC BY

According to the latest available data on birth rates, the fertility rate in Chile was 1.17 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 Chile vs Tanzania population clock for a dynamic visualization of the changing population.

Natural population change by year

Chile
Tanzania
1x
Year Natural population change
Chile Tanzania
2023 48,518 1,960,623
2022 41,041 1,927,960
2021 27,530 1,880,137
2020 52,378 1,861,377
2019 86,006 1,816,669
2018 103,950 1,777,852
2017 106,268 1,726,909
2016 120,545 1,659,502
2015 127,074 1,592,882
2014 131,373 1,565,630
2013 133,785 1,509,008
2012 134,617 1,439,325
2011 141,053 1,384,886
2010 145,527 1,363,477
2009 147,576 1,332,015
2008 147,105 1,303,728
2007 145,043 1,278,285
2006 142,277 1,257,927
2005 147,009 1,224,165
2004 150,138 1,175,379
2003 154,287 1,118,435
2002 162,322 1,063,195
2001 171,659 1,026,242
2000 175,362 985,185
1999 177,995 948,659
1998 185,815 920,806
1997 190,433 882,544
1996 199,897 868,524
1995 208,017 838,980
1994 209,834 803,953
1993 215,003 778,044
1992 219,224 767,961
1991 227,180 762,011
1990 226,941 750,825
1989 224,854 743,854
1988 221,602 736,551
1987 218,034 718,580
1986 213,571 705,677
1985 208,910 697,867
1984 205,407 687,435
1983 202,352 679,720
1982 199,522 662,627
1981 198,211 645,496
1980 198,281 629,444
1979 197,198 613,388
1978 196,483 595,024
1977 197,163 574,938
1976 196,986 553,617
1975 196,890 533,906
1974 196,322 515,152
1973 197,666 488,429
1972 198,162 467,305
1971 198,523 449,014
1970 200,402 427,988
1969 202,764 408,322
1968 203,577 389,467
1967 204,377 374,763
1966 204,661 360,229
1965 203,341 343,456
1964 202,741 328,527
1963 202,370 314,644
1962 200,905 300,663
1961 198,788 286,839
1960 198,461 275,814

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

GeoRank.org/birth-rate/chile/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 +0.25% in Chile and +2.94% in Tanzania.

For the past 10 years, the annual natural population change has been +0.45% in Chile and +3.05% in Tanzania.

Birth rate in Chile vs Tanzania by year

Chile
Tanzania

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Chile Tanzania
2023 8.96 35.2
2022 9.67 35.6
2021 9.07 36
2020 10.1 36.4
2019 10.9 36.9
2018 11.7 37.3
2017 11.8 37.6
2016 12.7 37.6
2015 13.1 37.6
2014 13.5 38.4
2013 13.6 38.4
2012 13.8 38.1
2011 14 38.1
2010 14.2 38.8
2009 14.4 39.2
2008 14.4 39.6
2007 14.2 40.2
2006 14 41
2005 14.2 41.5
2004 14.4 41.5
2003 14.8 41.3
2002 15.2 41.2
2001 15.9 41.4
2000 16.3 41.5
1999 16.7 41.8
1998 17.4 42.1
1997 17.9 42.1
1996 18.8 42.3
1995 19.5 41.9
1994 19.8 41.5
1993 20.4 41.7
1992 21 42.3
1991 21.8 42.7
1990 22.1 43
1989 22.3 43.5
1988 22.5 44
1987 22.5 44.3
1986 22.5 44.9
1985 22.5 45.7
1984 22.5 46.4
1983 22.6 47.1
1982 22.7 47.5
1981 23 47.9
1980 23.2 48.3
1979 23.6 48.8
1978 24 49.2
1977 24.5 49.5
1976 24.9 49.8
1975 25.5 50.2
1974 26.1 50.6
1973 26.8 50.3
1972 27.4 50.4
1971 28.1 50.6
1970 28.8 50.4
1969 29.5 50.3
1968 30.2 50.2
1967 30.9 50.3
1966 31.7 50.2
1965 32.4 49.9
1964 33.1 49.8
1963 33.7 49.7
1962 34.3 49.4
1961 34.8 49.1
1960 35.3 49

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

GeoRank.org/birth-rate/chile/tanzania | CC BY

The latest reported birth rate per 1,000 people in 2023 was 8.96 in Chile and 35.2 in Tanzania, compared with 35.3 and 49, respectively, in 1960.

Birth rate data compared

Chile Tanzania
Fertility rate 1.17 4.61
Fertility rate rank 186/196 12/196
Birth rate 8.96 35.2
Birth rate rank 164/196 10/196
Population change due to births and deaths +48,518 +1,960,623
Natural population change rank 96/196 8/196
Natural population change rate +0.25% +2.94%
Population growth +0.54% +2.92%
Population growth rank 130/197 18/197
Age at first childbirth n/a 19.9 years
Average age at childbearing 31.7 years 28.9 years
Annual births per 1,000 women ages 15-19 4.38 111.5
Annual births per 1,000 women ages 20-29 42.7 199.8
Annual births per 1,000 women ages 30+ 16.8 71.3
Female of reproductive age (15-49), share of population 25.2% 24.2%
Any modern method of contraceptive prevalence among married women ages 15-49 69.8% 31.1%
Share of births attended by skilled health staff 99.8% 63.5%
Maternal mortality per live birth 0.01% 0.28%
Neonatal mortality rate (before reaching 28 days of age) 0.46% 2.06%
Infant mortality rate (before reaching 1 year of age) 0.62% 2.99%
Mortality rate before reaching 5 years of age 0.72% 3.89%
Life expectancy 81.7 years 67.6 years

Children 0-14 years as share of population

Chile
Factual

UN forecast
Tanzania
Factual

UN forecast
1x
Year Young
Chile Tanzania
2100 9.83% 23.4%
2099 9.84% 23.6%
2098 9.85% 23.8%
2097 9.86% 23.9%
2096 9.87% 24.1%
2095 9.88% 24.3%
2094 9.89% 24.5%
2093 9.89% 24.7%
2092 9.89% 24.8%
2091 9.89% 25%
2090 9.88% 25.2%
2089 9.87% 25.4%
2088 9.86% 25.6%
2087 9.84% 25.8%
2086 9.82% 26%
2085 9.8% 26.2%
2084 9.78% 26.4%
2083 9.75% 26.6%
2082 9.73% 26.8%
2081 9.7% 27.1%
2080 9.68% 27.3%
2079 9.65% 27.5%
2078 9.64% 27.7%
2077 9.62% 28%
2076 9.61% 28.2%
2075 9.62% 28.4%
2074 9.63% 28.7%
2073 9.65% 28.9%
2072 9.68% 29.1%
2071 9.73% 29.4%
2070 9.78% 29.6%
2069 9.84% 29.8%
2068 9.92% 30.1%
2067 10% 30.3%
2066 10.1% 30.6%
2065 10.2% 30.8%
2064 10.3% 31.1%
2063 10.4% 31.3%
2062 10.5% 31.6%
2061 10.6% 31.9%
2060 10.7% 32.1%
2059 10.8% 32.4%
2058 10.9% 32.7%
2057 11% 32.9%
2056 11.1% 33.2%
2055 11.2% 33.5%
2054 11.2% 33.8%
2053 11.3% 34.1%
2052 11.4% 34.3%
2051 11.4% 34.6%
2050 11.5% 34.9%
2049 11.6% 35.2%
2048 11.6% 35.5%
2047 11.7% 35.8%
2046 11.8% 36.1%
2045 11.9% 36.4%
2044 11.9% 36.7%
2043 12% 37%
2042 12.1% 37.3%
2041 12.2% 37.6%
2040 12.2% 37.9%
2039 12.3% 38.3%
2038 12.5% 38.6%
2037 12.6% 39%
2036 12.7% 39.3%
2035 12.9% 39.6%
2034 13.2% 40%
2033 13.5% 40.3%
2032 13.9% 40.7%
2031 14.2% 41%
2030 14.7% 41.3%
2029 15.1% 41.6%
2028 15.5% 41.8%
2027 15.9% 42.1%
2026 16.3% 42.2%
2025 16.8% 42.4%
2024 17% 42.5%
2023 17.4% 42.7%
2022 17.8% 42.9%
2021 18.1% 43.1%
2020 18.4% 43.4%
2019 18.7% 43.6%
2018 19% 43.8%
2017 19.3% 44%
2016 19.7% 44.2%
2015 19.9% 44.5%
2014 20.2% 44.8%
2013 20.5% 44.9%
2012 20.8% 45.1%
2011 21.1% 45.2%
2010 21.5% 45.3%
2009 22% 45.3%
2008 22.4% 45.1%
2007 22.9% 45%
2006 23.5% 44.9%
2005 24.1% 44.8%
2004 24.7% 44.7%
2003 25.3% 44.6%
2002 25.8% 44.6%
2001 26.3% 44.5%
2000 26.8% 44.6%
1999 27.3% 44.7%
1998 27.7% 44.7%
1997 28% 44.8%
1996 28.3% 44.7%
1995 28.6% 44.5%
1994 28.9% 44.9%
1993 29.1% 45.5%
1992 29.3% 46%
1991 29.6% 46.2%
1990 29.8% 46.3%
1989 30% 46.5%
1988 30.2% 46.7%
1987 30.5% 46.9%
1986 30.8% 47.2%
1985 31.2% 47.4%
1984 31.5% 47.5%
1983 32% 47.6%
1982 32.4% 47.5%
1981 32.9% 47.4%
1980 33.3% 47.2%
1979 33.8% 46.9%
1978 34.3% 46.7%
1977 34.8% 46.6%
1976 35.3% 46.5%
1975 35.8% 46.4%
1974 36.3% 46.3%
1973 36.8% 46.2%
1972 37.2% 46.1%
1971 37.6% 46.1%
1970 38% 46%
1969 38.3% 45.9%
1968 38.5% 45.8%
1967 38.8% 45.6%
1966 39% 45.4%
1965 39.2% 45.2%
1964 39.4% 45%
1963 39.6% 44.8%
1962 39.7% 44.8%
1961 39.7% 44.8%
1960 39.7% 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/chile/tanzania | CC BY

Children aged 0-14 make up 17% of the population in Chile and 42.5% in Tanzania in 2024, compared to 29.8% and 46.3% respectively in 1990.

Demographics of Chile and Tanzania compared.

Fertility rates around the globe

1x

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

GeoRank.org/birth-rate/chile/tanzania | CC BY

Maternal mortality chart: Chile vs Tanzania

Chile
Tanzania
1x
Year Maternal mortality per 100K births
Chile Tanzania
2023 10 276
2022 12 152
2021 14 162
2020 12 160
2019 11 292
2018 11 319
2017 12 345
2016 13 396
2015 14 433
2014 16 454
2013 17 479
2012 18 448
2011 20 475
2010 22 486
2009 24 502
2008 24 511
2007 26 453
2006 27 366
2005 27 350
2004 28 365
2003 29 397
2002 30 454
2001 32 493
2000 33 568
1999 35 635
1998 36 739
1997 39 777
1996 41 775
1995 44 797
1994 47 816
1993 49 851
1992 52 864
1991 54 873
1990 56 900
1989 62 927
1988 64 949
1987 67 964
1986 70 971
1985 73 980

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

GeoRank.org/birth-rate/chile/tanzania | CC BY

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 10 deaths per 100,000 live births in Chile, compared to 276 deaths in Tanzania.

Under-five mortality rates

Chile
Tanzania

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Chile Tanzania
2023 0.72% 3.89%
2022 0.68% 4.05%
2021 0.67% 4.22%
2020 0.68% 4.42%
2019 0.7% 4.6%
2018 0.72% 4.8%
2017 0.75% 5.02%
2016 0.77% 5.25%
2015 0.79% 5.48%
2014 0.81% 5.67%
2013 0.82% 5.95%
2012 0.84% 6.21%
2011 0.86% 6.5%
2010 0.87% 6.86%
2009 0.88% 7.24%
2008 0.89% 7.7%
2007 0.89% 8.16%
2006 0.9% 8.69%
2005 0.91% 9.24%
2004 0.93% 9.86%
2003 0.95% 10.5%
2002 0.98% 11.3%
2001 1.03% 12.1%
2000 1.09% 12.8%
1999 1.15% 13.6%
1998 1.19% 14.2%
1997 1.22% 14.8%
1996 1.26% 15.2%
1995 1.31% 15.6%
1994 1.39% 15.9%
1993 1.5% 16.1%
1992 1.63% 16.3%
1991 1.76% 16.5%
1990 1.91% 16.7%
1989 2.03% 16.9%
1988 2.14% 17.2%
1987 2.2% 17.4%
1986 2.22% 17.6%
1985 2.23% 17.7%
1984 2.3% 17.8%
1983 2.47% 17.8%
1982 2.71% 17.8%
1981 2.98% 17.8%
1980 3.29% 17.9%
1979 3.69% 18.1%
1978 4.2% 18.4%
1977 4.85% 18.8%
1976 5.63% 19.2%
1975 6.46% 19.6%
1974 7.14% 20.1%
1973 7.54% 20.5%
1972 7.73% 20.9%
1971 7.86% 21.2%
1970 8.01% 21.6%
1969 8.26% 21.9%
1968 8.69% 22.2%
1967 9.36% 22.5%
1966 10.4% 22.8%
1965 11.6% 23.1%
1964 12.7% 23.4%
1963 13.6% 23.6%
1962 14.3% 23.8%
1961 14.9% 24%
1960 15.3% 24.2%

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

GeoRank.org/birth-rate/chile/tanzania | CC BY

The chance that a newborn baby will die before reaching age five is 0.72% in Chile 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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