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Fertility & birth rates in Nicaragua and Tonga

Updated on by Georank team

Nicaragua has an annual birth rate of 19.4 births per 1,000 people, compared to 23.1 for Tonga. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 2.22 in Nicaragua and 3.13 in Tonga — 41.1% difference.

1960 vs 2023, the fertility rate has decreased by 69% in Nicaragua and by 53% in Tonga — in 1960, it was 7.16 and 6.65, respectively.

  • Nicaragua is ranked 79/196 by birth rate compared to 58/196 for Tonga.
  • The mean age for first-time mothers is 19.2 years in Nicaragua, compared to 24.9 years in Tonga.
  • The mean age at childbearing (for all the births, not just the first) is 26 in Nicaragua — it's 29.9 in Tonga.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 93.5 in Nicaragua vs 24.8 in Tonga.
  • In Nicaragua, 27.6% of the population is composed of women of reproductive age (15-49), compared to 25.6% in Tonga.

Fertility rate in Nicaragua vs Tonga by year

Nicaragua
Tonga
1x
Year Fertility rate
Nicaragua Tonga
2023 2.22 3.13
2022 2.24 3.17
2021 2.27 3.2
2020 2.3 3.23
2019 2.32 3.27
2018 2.35 3.33
2017 2.38 3.39
2016 2.41 3.46
2015 2.43 3.54
2014 2.46 3.62
2013 2.49 3.7
2012 2.53 3.77
2011 2.56 3.83
2010 2.6 3.88
2009 2.63 3.95
2008 2.66 4.01
2007 2.7 4.09
2006 2.73 4.14
2005 2.77 4.2
2004 2.78 4.19
2003 2.83 4.18
2002 2.89 4.14
2001 3 4.13
2000 3.12 4.16
1999 3.22 4.23
1998 3.34 4.31
1997 3.47 4.38
1996 3.62 4.46
1995 3.78 4.56
1994 3.94 4.66
1993 4.1 4.73
1992 4.27 4.79
1991 4.43 4.85
1990 4.6 4.93
1989 4.76 5.01
1988 4.93 5.1
1987 5.07 5.19
1986 5.22 5.27
1985 5.36 5.34
1984 5.49 5.41
1983 5.61 5.45
1982 5.74 5.5
1981 5.84 5.55
1980 5.96 5.6
1979 6.07 5.65
1978 6.16 5.68
1977 6.28 5.7
1976 6.37 5.73
1975 6.45 5.75
1974 6.52 5.77
1973 6.59 5.8
1972 6.65 5.86
1971 6.71 5.96
1970 6.77 6.07
1969 6.83 6.17
1968 6.89 6.23
1967 6.94 6.29
1966 6.99 6.35
1965 7.03 6.41
1964 7.06 6.46
1963 7.08 6.52
1962 7.1 6.57
1961 7.11 6.61
1960 7.16 6.65

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

GeoRank.org/birth-rate/nicaragua/tonga | CC BY

According to the latest available data on birth rates, the fertility rate in Nicaragua was 2.22 children per woman in 2023, compared to 3.13 in Tonga in 2023. The replacement level is considered to be 2.1 children per woman.

Check Nicaragua vs Tonga population clock for a dynamic visualization of the changing population.

Natural population change by year

Nicaragua
Tonga
1x
Year Natural population change
Nicaragua Tonga
2023 100,921 1,744
2022 100,987 1,772
2021 89,213 1,773
2020 90,515 1,816
2019 102,817 1,841
2018 104,814 1,873
2017 105,468 1,912
2016 106,585 1,989
2015 107,344 2,064
2014 108,420 2,135
2013 109,032 2,199
2012 110,065 2,255
2011 110,026 2,298
2010 110,475 2,332
2009 110,213 2,358
2008 110,395 2,397
2007 110,341 2,423
2006 110,073 2,459
2005 108,984 2,495
2004 106,904 2,478
2003 106,142 2,448
2002 105,805 2,396
2001 107,109 2,358
2000 109,192 2,346
1999 110,217 2,352
1998 108,862 2,344
1997 114,415 2,332
1996 116,849 2,393
1995 118,325 2,476
1994 119,565 2,547
1993 120,469 2,594
1992 121,204 2,622
1991 121,787 2,637
1990 120,677 2,641
1989 120,128 2,644
1988 117,299 2,649
1987 112,885 2,646
1986 113,054 2,704
1985 110,949 2,762
1984 110,133 2,814
1983 110,618 2,840
1982 112,468 2,853
1981 110,421 2,882
1980 108,604 2,885
1979 96,429 2,884
1978 98,419 2,862
1977 100,498 2,822
1976 98,100 2,769
1975 95,230 2,709
1974 92,505 2,650
1973 89,662 2,617
1972 76,906 2,605
1971 84,139 2,611
1970 81,127 2,628
1969 78,237 2,632
1968 75,458 2,614
1967 72,722 2,603
1966 69,883 2,550
1965 67,056 2,498
1964 64,227 2,445
1963 61,738 2,394
1962 59,547 2,343
1961 57,499 2,284
1960 55,664 2,230

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

GeoRank.org/birth-rate/nicaragua/tonga | 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 +1.48% in Nicaragua and +1.67% in Tonga.

For the past 10 years, the annual natural population change has been +1.58% in Nicaragua and +1.79% in Tonga.

Birth rate in Nicaragua vs Tonga by year

Nicaragua
Tonga

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Nicaragua Tonga
2023 19.4 23.1
2022 19.7 23.4
2021 20 23.5
2020 20.5 23.6
2019 20.8 23.8
2018 21.2 24.1
2017 21.6 24.5
2016 22.1 25.2
2015 22.4 25.8
2014 22.8 26.4
2013 23.2 26.9
2012 23.6 27.3
2011 24 27.7
2010 24.3 28
2009 24.6 28.4
2008 24.9 28.7
2007 25.2 29
2006 25.4 29.5
2005 25.6 30
2004 25.7 30
2003 25.9 29.9
2002 26.3 29.5
2001 27 29.4
2000 27.9 29.4
1999 28.5 29.6
1998 29.2 29.7
1997 30 29.8
1996 31 30.6
1995 31.9 31.4
1994 32.9 32.2
1993 33.9 32.7
1992 34.9 33
1991 35.8 33.2
1990 36.6 33.3
1989 37.5 33.4
1988 38.4 33.5
1987 39.1 33.7
1986 39.8 34.4
1985 40.6 34.9
1984 41.3 35.4
1983 42.1 35.6
1982 42.8 35.8
1981 43.4 36
1980 44.1 36.1
1979 44.6 36.1
1978 44.9 36
1977 45.3 35.7
1976 45.6 35.6
1975 45.9 35.8
1974 46.2 36
1973 46.4 36.5
1972 46.7 37
1971 46.8 37.8
1970 46.8 38.8
1969 47 39.6
1968 47.2 40.3
1967 47.4 41
1966 47.6 41.4
1965 47.9 41.9
1964 48.2 42.4
1963 48.5 42.9
1962 48.9 43.4
1961 49.3 43.9
1960 50 44.3

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

GeoRank.org/birth-rate/nicaragua/tonga | CC BY

The latest reported birth rate per 1,000 people in 2023 was 19.4 in Nicaragua and 23.1 in Tonga, compared with 50 and 44.3, respectively, in 1960.

Birth rate data compared

Nicaragua Tonga
Fertility rate 2.22 3.13
Fertility rate rank 88/196 54/196
Birth rate 19.4 23.1
Birth rate rank 79/196 58/196
Population change due to births and deaths +100,921 +1,744
Natural population change rank 79/196 137/196
Natural population change rate +1.48% +1.67%
Population growth +1.36% -0.4%
Population growth rank 78/197 183/197
Age at first childbirth 19.2 years 24.9 years
Average age at childbearing 26 years 29.9 years
Annual births per 1,000 women ages 15-19 91.7 25
Annual births per 1,000 women ages 20-29 108.2 144.7
Annual births per 1,000 women ages 30+ 20.2 40.5
Female of reproductive age (15-49), share of population 27.6% 25.6%
Any modern method of contraceptive prevalence among married women ages 15-49 77.4% 25.2%
Share of births attended by skilled health staff 94.1% 98.3%
Maternal mortality per live birth 0.06% 0.07%
Neonatal mortality rate (before reaching 28 days of age) 0.84% 0.43%
Infant mortality rate (before reaching 1 year of age) 1.03% 0.8%
Mortality rate before reaching 5 years of age 1.34% 0.99%
Life expectancy 75.4 years 73.4 years

Children 0-14 years as share of population

Nicaragua
Factual

UN forecast
Tonga
Factual

UN forecast
1x
Year Young
Nicaragua Tonga
2100 14.2% 17.5%
2099 14.3% 17.6%
2098 14.3% 17.7%
2097 14.4% 17.7%
2096 14.4% 17.9%
2095 14.5% 18%
2094 14.5% 18.1%
2093 14.6% 18.3%
2092 14.7% 18.4%
2091 14.7% 18.6%
2090 14.8% 18.8%
2089 14.9% 19%
2088 14.9% 19.3%
2087 15% 19.5%
2086 15.1% 19.7%
2085 15.2% 20%
2084 15.2% 20.2%
2083 15.3% 20.4%
2082 15.4% 20.7%
2081 15.5% 20.9%
2080 15.6% 21.1%
2079 15.7% 21.3%
2078 15.8% 21.5%
2077 15.9% 21.7%
2076 16% 21.9%
2075 16.1% 22%
2074 16.2% 22.2%
2073 16.3% 22.3%
2072 16.4% 22.4%
2071 16.5% 22.6%
2070 16.7% 22.7%
2069 16.8% 22.8%
2068 16.9% 23%
2067 17.1% 23.2%
2066 17.2% 23.4%
2065 17.4% 23.6%
2064 17.6% 23.8%
2063 17.7% 24.1%
2062 17.9% 24.4%
2061 18.1% 24.7%
2060 18.2% 25%
2059 18.4% 25.4%
2058 18.6% 25.8%
2057 18.8% 26.2%
2056 19% 26.6%
2055 19.2% 27%
2054 19.4% 27.4%
2053 19.7% 27.8%
2052 19.9% 28.2%
2051 20.1% 28.5%
2050 20.3% 28.9%
2049 20.6% 29.1%
2048 20.8% 29.4%
2047 21.1% 29.6%
2046 21.3% 29.7%
2045 21.6% 29.8%
2044 21.8% 29.9%
2043 22.1% 30%
2042 22.4% 30.1%
2041 22.7% 30.1%
2040 23% 30.2%
2039 23.3% 30.2%
2038 23.6% 30.3%
2037 23.9% 30.4%
2036 24.2% 30.6%
2035 24.5% 30.7%
2034 24.9% 30.9%
2033 25.2% 31.1%
2032 25.6% 31.4%
2031 26% 31.8%
2030 26.4% 32.3%
2029 26.8% 33%
2028 27.2% 33.6%
2027 27.7% 34.1%
2026 28.1% 34.6%
2025 28.5% 35.2%
2024 28.8% 35.4%
2023 29.2% 35.6%
2022 29.6% 35.6%
2021 30.1% 35.7%
2020 30.4% 35.8%
2019 30.8% 36%
2018 31.1% 36.2%
2017 31.5% 36.4%
2016 31.8% 36.5%
2015 32.2% 36.7%
2014 32.6% 36.9%
2013 32.9% 37.1%
2012 33.3% 37.2%
2011 33.8% 37.4%
2010 34.2% 37.6%
2009 34.7% 37.8%
2008 35.2% 38%
2007 35.7% 38.3%
2006 36.2% 38.3%
2005 36.8% 38.3%
2004 37.5% 38.2%
2003 38.2% 38.1%
2002 38.9% 38.1%
2001 39.6% 38.2%
2000 40.3% 38.3%
1999 41% 38.6%
1998 41.7% 38.9%
1997 42.4% 39.3%
1996 43.1% 39.7%
1995 43.7% 39.9%
1994 44.3% 40.1%
1993 44.8% 40.3%
1992 45.2% 40.5%
1991 45.7% 40.6%
1990 46.1% 40.8%
1989 46.4% 40.9%
1988 46.7% 41.2%
1987 46.9% 41.5%
1986 47% 41.7%
1985 47.1% 42%
1984 47.2% 42.4%
1983 47.2% 42.9%
1982 47.3% 43.4%
1981 47.3% 43.9%
1980 47.3% 44.3%
1979 47.3% 44.8%
1978 47.3% 45.3%
1977 47.2% 45.8%
1976 47.3% 46.1%
1975 47.3% 46.2%
1974 47.3% 46.2%
1973 47.4% 46.2%
1972 47.4% 46.3%
1971 47.5% 46.4%
1970 47.5% 46.4%
1969 47.6% 46.3%
1968 47.7% 46.2%
1967 47.8% 46%
1966 47.9% 45.9%
1965 48.1% 45.9%
1964 48.2% 45.9%
1963 48.2% 45.9%
1962 48% 45.8%
1961 47.8% 45.7%
1960 47.6% 45.7%

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/nicaragua/tonga | CC BY

Children aged 0-14 make up 28.8% of the population in Nicaragua and 35.4% in Tonga in 2024, compared to 46.1% and 40.8% respectively in 1990.

Demographics of Nicaragua and Tonga compared.

Fertility rates around the globe

1x

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

GeoRank.org/birth-rate/nicaragua/tonga | CC BY

Maternal mortality chart: Nicaragua vs Tonga

Nicaragua
Tonga
1x
Year Maternal mortality per 100K births
Nicaragua Tonga
2023 60 67
2022 61 72
2021 124 76
2020 87 74
2019 69 73
2018 67 74
2017 72 77
2016 77 78
2015 81 79
2014 83 80
2013 86 80
2012 88 83
2011 93 84
2010 96 85
2009 99 91
2008 101 88
2007 106 88
2006 113 89
2005 124 92
2004 140 92
2003 154 95
2002 170 98
2001 194 98
2000 213 100
1999 228 99
1998 239 104
1997 236 111
1996 244 113
1995 251 117
1994 256 123
1993 265 127
1992 272 129
1991 273 134
1990 281 138
1989 286 139
1988 301 145
1987 316 147
1986 313 149
1985 319 148

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

GeoRank.org/birth-rate/nicaragua/tonga | CC BY

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 60 deaths per 100,000 live births in Nicaragua, compared to 67 deaths in Tonga.

Under-five mortality rates

Nicaragua
Tonga

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Nicaragua Tonga
2023 1.34% 0.99%
2022 1.39% 1.02%
2021 1.45% 1.05%
2020 1.51% 1.08%
2019 1.57% 1.1%
2018 1.64% 1.12%
2017 1.71% 1.15%
2016 1.78% 1.17%
2015 1.86% 1.19%
2014 1.94% 1.22%
2013 2.03% 1.24%
2012 2.13% 1.26%
2011 2.22% 1.29%
2010 2.33% 1.31%
2009 2.44% 1.34%
2008 2.55% 1.37%
2007 2.68% 1.41%
2006 2.81% 1.44%
2005 2.95% 1.48%
2004 3.1% 1.52%
2003 3.26% 1.56%
2002 3.43% 1.61%
2001 3.62% 1.65%
2000 3.82% 1.7%
1999 4.04% 1.74%
1998 5.01% 1.78%
1997 4.54% 1.81%
1996 4.81% 1.85%
1995 5.09% 1.89%
1994 5.39% 1.94%
1993 5.69% 2%
1992 6% 2.06%
1991 6.31% 2.14%
1990 6.62% 2.21%
1989 6.92% 2.29%
1988 7.22% 2.37%
1987 7.53% 2.44%
1986 7.85% 2.51%
1985 8.21% 2.57%
1984 8.62% 2.63%
1983 9.07% 2.7%
1982 9.58% 2.78%
1981 10.2% 2.87%
1980 10.8% 2.97%
1979 11.5% 3.09%
1978 12.2% 3.22%
1977 12.9% 3.37%
1976 13.7% 3.53%
1975 14.4% 3.71%
1974 15% 3.9%
1973 15.6% 4.11%
1972 18.7% 4.35%
1971 16.6% 4.61%
1970 17.1% 4.91%
1969 17.4% 5.25%
1968 17.8% 5.63%
1967 18.1% 6.03%
1966 18.4% 6.45%
1965 18.7% 6.89%
1964 19% 7.35%
1963 19.2% 7.83%
1962 19.4% -
1961 19.6% -
1960 19.8% -

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

GeoRank.org/birth-rate/nicaragua/tonga | CC BY

The chance that a newborn baby will die before reaching age five is 1.34% in Nicaragua and 0.99% in Tonga. 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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