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Fertility & birth rates in Nauru and Paraguay

Updated on by Georank team

Nauru has an annual birth rate of 25.5 births per 1,000 people, compared to 20 for Paraguay. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 3.33 in Nauru and 2.42 in Paraguay — 27.3% difference.

1960 vs 2023, the fertility rate has decreased by 37.6% in Nauru and by 62.7% in Paraguay — in 1960, it was 5.34 and 6.5, respectively.

  • Nauru is ranked 52/196 by birth rate compared to 77/196 for Paraguay.
  • The mean age for first-time mothers is 22.1 years in Nauru, compared to 22.9 years in Paraguay.
  • The mean age at childbearing (for all the births, not just the first) is 27.1 in Nauru — it's 27.6 in Paraguay.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 76.2 in Nauru vs 70.3 in Paraguay.
  • In Nauru, 24.6% of the population is composed of women of reproductive age (15-49), compared to 26.1% in Paraguay.

Fertility rate in Nauru vs Paraguay by year

Nauru
Paraguay
1x
Year Fertility rate
Nauru Paraguay
2023 3.33 2.42
2022 3.38 2.44
2021 3.43 2.47
2020 3.47 2.5
2019 3.53 2.53
2018 3.68 2.56
2017 3.88 2.59
2016 4.03 2.62
2015 4.08 2.65
2014 4.09 2.65
2013 4.1 2.64
2012 4.12 2.66
2011 4.12 2.67
2010 4.02 2.7
2009 3.85 2.76
2008 3.67 2.79
2007 3.5 2.82
2006 3.4 2.89
2005 3.38 2.97
2004 3.38 3.05
2003 3.39 3.12
2002 3.4 3.23
2001 3.46 3.36
2000 3.54 3.51
1999 3.64 3.67
1998 3.68 3.8
1997 3.74 3.91
1996 3.78 4.01
1995 3.81 4.11
1994 3.84 4.2
1993 3.89 4.28
1992 3.95 4.4
1991 3.99 4.48
1990 4.02 4.57
1989 4.07 4.68
1988 4.11 4.77
1987 4.14 4.85
1986 4.15 4.93
1985 4.14 4.97
1984 4.11 5.04
1983 4.06 5.09
1982 3.99 5.13
1981 3.94 5.15
1980 3.88 5.1
1979 3.85 5.06
1978 3.84 5.04
1977 3.86 5.08
1976 3.9 5.12
1975 3.97 5.18
1974 4.07 5.27
1973 4.19 5.35
1972 4.36 5.46
1971 4.54 5.59
1970 4.74 5.72
1969 4.94 5.84
1968 5.14 5.97
1967 5.29 6.1
1966 5.41 6.23
1965 5.48 6.35
1964 5.47 6.42
1963 5.44 6.45
1962 5.42 6.47
1961 5.38 6.49
1960 5.34 6.5

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

GeoRank.org/birth-rate/nauru/paraguay | CC BY

According to the latest available data on birth rates, the fertility rate in Nauru was 3.33 children per woman in 2023, compared to 2.42 in Paraguay in 2023. The replacement level is considered to be 2.1 children per woman.

Check Nauru vs Paraguay population clock for a dynamic visualization of the changing population.

Natural population change by year

Nauru
Paraguay
1x
Year Natural population change
Nauru Paraguay
2023 213 97,748
2022 226 94,627
2021 236 78,667
2020 246 98,667
2019 255 103,179
2018 265 104,908
2017 279 105,634
2016 289 106,804
2015 291 106,817
2014 290 105,585
2013 291 103,383
2012 292 102,508
2011 291 100,442
2010 281 99,456
2009 261 100,296
2008 240 99,821
2007 222 99,141
2006 209 99,808
2005 204 101,035
2004 202 101,896
2003 201 102,427
2002 200 104,658
2001 203 107,225
2000 207 109,979
1999 212 112,726
1998 214 114,122
1997 218 115,095
1996 221 115,623
1995 225 115,777
1994 229 115,662
1993 235 115,211
1992 237 115,442
1991 225 114,472
1990 214 112,864
1989 204 111,727
1988 195 110,348
1987 186 107,962
1986 178 105,776
1985 171 102,859
1984 166 99,937
1983 163 96,406
1982 162 92,917
1981 157 89,456
1980 145 84,568
1979 130 80,345
1978 111 76,691
1977 89 74,359
1976 79 71,973
1975 70 70,285
1974 63 69,059
1973 57 67,803
1972 53 66,625
1971 50 66,142
1970 49 65,905
1969 71 65,616
1968 116 65,575
1967 117 65,695
1966 123 66,002
1965 113 66,063
1964 100 65,681
1963 88 64,741
1962 75 63,079
1961 70 61,536
1960 72 60,009

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

GeoRank.org/birth-rate/nauru/paraguay | 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 +1.8% in Nauru and +1.43% in Paraguay.

For the past 10 years, the annual natural population change has been +2.28% in Nauru and +1.56% in Paraguay.

Birth rate in Nauru vs Paraguay by year

Nauru
Paraguay

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Nauru Paraguay
2023 25.5 20
2022 26.6 20.4
2021 27.8 20.7
2020 28.7 21
2019 29.6 21.4
2018 30.7 21.8
2017 32.2 22.2
2016 33.6 22.5
2015 34.2 22.7
2014 34.7 22.6
2013 35.3 22.5
2012 36.1 22.6
2011 36.8 22.5
2010 36.1 22.5
2009 34.3 22.9
2008 32.3 23
2007 30.4 23
2006 29.1 23.3
2005 28.5 23.7
2004 28.1 24.1
2003 27.9 24.4
2002 27.8 25.1
2001 27.9 25.9
2000 28.2 26.9
1999 28.6 27.9
1998 28.7 28.8
1997 29 29.6
1996 29.4 30.3
1995 29.8 31
1994 30.3 31.7
1993 31.1 32.4
1992 31.8 33.3
1991 31.7 33.9
1990 31.7 34.4
1989 31.9 35.2
1988 32 35.8
1987 32 36.1
1986 31.9 36.5
1985 31.9 36.8
1984 31.8 37
1983 31.8 37
1982 31.8 37
1981 31.2 36.9
1980 29.7 36.2
1979 27.6 35.6
1978 25 35.1
1977 21.8 35
1976 20.1 34.8
1975 18.7 34.9
1974 17.4 35.2
1973 16.3 35.4
1972 15.6 35.8
1971 15.2 36.3
1970 15.1 37
1969 18.8 37.6
1968 27.2 38.4
1967 28.3 39.2
1966 29.9 40.2
1965 29.1 41
1964 28.2 41.7
1963 27 42.1
1962 25.6 42.2
1961 25.6 42.3
1960 26.9 42.4

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

GeoRank.org/birth-rate/nauru/paraguay | CC BY

The latest reported birth rate per 1,000 people in 2023 was 25.5 in Nauru and 20 in Paraguay, compared with 26.9 and 42.4, respectively, in 1960.

Birth rate data compared

Nauru Paraguay
Fertility rate 3.33 2.42
Fertility rate rank 47/196 77/196
Birth rate 25.5 20
Birth rate rank 52/196 77/196
Population change due to births and deaths +213 +97,748
Natural population change rank 150/196 80/196
Natural population change rate +1.8% +1.43%
Population growth +0.61% +1.24%
Population growth rank 126/197 87/197
Age at first childbirth 22.1 years 22.9 years
Average age at childbearing 27.1 years 27.6 years
Annual births per 1,000 women ages 15-19 77.7 69.6
Annual births per 1,000 women ages 20-29 176.3 113.3
Annual births per 1,000 women ages 30+ 37.1 29
Female of reproductive age (15-49), share of population 24.6% 26.1%
Any modern method of contraceptive prevalence among married women ages 15-49 25.1% 66.4%
Share of births attended by skilled health staff 97.4% 92.2%
Maternal mortality per live birth 0.27% 0.06%
Neonatal mortality rate (before reaching 28 days of age) 0.48% 0.91%
Infant mortality rate (before reaching 1 year of age) 0.83% 1.51%
Mortality rate before reaching 5 years of age 0.89% 1.7%
Life expectancy 62.6 years 74.2 years

Children 0-14 years as share of population

Nauru
Factual

UN forecast
Paraguay
Factual

UN forecast
1x
Year Young
Nauru Paraguay
2100 20.7% 15.5%
2099 20.8% 15.6%
2098 21% 15.7%
2097 21.1% 15.8%
2096 21.2% 15.9%
2095 21.3% 15.9%
2094 21.4% 16%
2093 21.6% 16.1%
2092 21.7% 16.2%
2091 21.9% 16.3%
2090 22% 16.4%
2089 22.2% 16.4%
2088 22.4% 16.5%
2087 22.5% 16.6%
2086 22.7% 16.7%
2085 22.9% 16.8%
2084 23.1% 16.8%
2083 23.3% 16.9%
2082 23.4% 17%
2081 23.6% 17.1%
2080 23.8% 17.2%
2079 23.9% 17.3%
2078 24.1% 17.3%
2077 24.2% 17.4%
2076 24.3% 17.5%
2075 24.5% 17.6%
2074 24.6% 17.8%
2073 24.7% 17.9%
2072 24.9% 18%
2071 25% 18.1%
2070 25.1% 18.3%
2069 25.3% 18.4%
2068 25.4% 18.6%
2067 25.6% 18.7%
2066 25.8% 18.9%
2065 26% 19.1%
2064 26.2% 19.2%
2063 26.4% 19.4%
2062 26.7% 19.6%
2061 26.9% 19.7%
2060 27.2% 19.9%
2059 27.5% 20.1%
2058 27.9% 20.2%
2057 28.2% 20.4%
2056 28.5% 20.6%
2055 28.8% 20.7%
2054 29.1% 20.9%
2053 29.4% 21%
2052 29.7% 21.2%
2051 29.9% 21.4%
2050 30.2% 21.5%
2049 30.4% 21.7%
2048 30.6% 21.9%
2047 30.7% 22%
2046 30.8% 22.2%
2045 30.9% 22.4%
2044 30.9% 22.6%
2043 31% 22.9%
2042 31% 23.1%
2041 31% 23.3%
2040 31% 23.6%
2039 31.1% 23.9%
2038 31.2% 24.2%
2037 31.4% 24.5%
2036 31.8% 24.9%
2035 32% 25.2%
2034 32.3% 25.6%
2033 32.5% 26%
2032 32.9% 26.3%
2031 33.4% 26.7%
2030 34% 27.1%
2029 34.7% 27.4%
2028 35.3% 27.7%
2027 36.1% 28%
2026 36.8% 28.3%
2025 37.5% 28.5%
2024 37.8% 28.6%
2023 38.2% 28.8%
2022 38.3% 28.9%
2021 38.3% 29%
2020 38% 29.1%
2019 37.6% 29.3%
2018 37.6% 29.5%
2017 38% 29.7%
2016 38.2% 29.9%
2015 38.2% 30.2%
2014 38.2% 30.5%
2013 38% 30.9%
2012 37.7% 31.4%
2011 37.1% 32%
2010 36.3% 32.5%
2009 35.8% 33.2%
2008 35.6% 33.8%
2007 35.7% 34.4%
2006 36.1% 35.1%
2005 36.6% 35.8%
2004 37.1% 36.6%
2003 37.7% 37.3%
2002 38.2% 37.9%
2001 38.5% 38.4%
2000 38.9% 39%
1999 39.4% 39.5%
1998 39.9% 40%
1997 40.5% 40.4%
1996 41.1% 40.8%
1995 41.7% 41.1%
1994 42.1% 41.3%
1993 42.5% 41.4%
1992 42.5% 41.5%
1991 42.1% 41.5%
1990 41.2% 41.5%
1989 40.2% 41.5%
1988 39.2% 41.4%
1987 38.3% 41.3%
1986 37.5% 41.3%
1985 36.5% 41.2%
1984 35.7% 41.2%
1983 34.6% 41.2%
1982 33.2% 41.2%
1981 31.9% 41.4%
1980 30.9% 41.6%
1979 30.6% 42%
1978 30.9% 42.4%
1977 31.9% 42.8%
1976 33.4% 43.3%
1975 34.9% 43.7%
1974 36.4% 44.2%
1973 38.1% 44.6%
1972 39.7% 45%
1971 41.3% 45.2%
1970 42.9% 45.5%
1969 43.4% 45.7%
1968 41.3% 45.8%
1967 39.5% 45.9%
1966 39.4% 46%
1965 38.6% 46%
1964 37.5% 46%
1963 36.5% 46%
1962 35.7% 46.1%
1961 35.2% 46.2%
1960 34.8% 46.3%

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/nauru/paraguay | CC BY

Children aged 0-14 make up 37.8% of the population in Nauru and 28.6% in Paraguay in 2024, compared to 41.2% and 41.5% respectively in 1990.

Demographics of Nauru and Paraguay compared.

Fertility rates around the globe

1x

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

GeoRank.org/birth-rate/nauru/paraguay | CC BY

Maternal mortality chart: Nauru vs Paraguay

Nauru
Paraguay
1x
Year Maternal mortality per 100K births
Nauru Paraguay
2023 273 58
2022 317 78
2021 266 140
2020 309 69
2019 267 58
2018 269 58
2017 259 58
2016 248 60
2015 253 64
2014 240 70
2013 247 84
2012 255 100
2011 260 120
2010 297 136
2009 300 152
2008 302 166
2007 303 177
2006 304 186
2005 328 194
2004 324 199
2003 323 203
2002 321 206
2001 299 207
2000 278 207
1999 277 207
1998 257 207
1997 218 205
1996 218 203
1995 219 202
1994 220 201
1993 219 197
1992 217 195
1991 216 192
1990 195 198
1989 198 209
1988 202 220
1987 206 225
1986 209 230
1985 191 237

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

GeoRank.org/birth-rate/nauru/paraguay | CC BY

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 273 deaths per 100,000 live births in Nauru, compared to 58 deaths in Paraguay.

Under-five mortality rates

Nauru
Paraguay

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Nauru Paraguay
2023 0.89% 1.7%
2022 0.95% 1.76%
2021 1.02% 1.82%
2020 1.11% 1.88%
2019 1.22% 1.94%
2018 1.34% 2.01%
2017 1.47% 2.08%
2016 1.61% 2.15%
2015 1.76% 2.22%
2014 1.93% 2.3%
2013 2.11% 2.37%
2012 2.29% 2.44%
2011 2.48% 2.51%
2010 2.66% 2.59%
2009 2.84% 2.67%
2008 3% 2.75%
2007 3.15% 2.83%
2006 3.29% 2.91%
2005 3.41% 2.99%
2004 3.53% 3.07%
2003 3.66% 3.14%
2002 3.81% 3.22%
2001 3.96% 3.29%
2000 4.13% 3.36%
1999 4.32% 3.45%
1998 4.52% 3.53%
1997 4.74% 3.62%
1996 4.97% 3.72%
1995 5.22% 3.83%
1994 5.49% 3.95%
1993 5.78% 4.08%
1992 6.09% 4.23%
1991 6.41% 4.38%
1990 6.74% 4.55%
1989 7.08% 4.73%
1988 7.43% 4.92%
1987 7.81% 5.1%
1986 8.2% 5.3%
1985 8.62% 5.5%
1984 - 5.71%
1983 - 5.92%
1982 - 6.14%
1981 - 6.35%
1980 - 6.55%
1979 - 6.74%
1978 - 6.91%
1977 - 7.06%
1976 - 7.21%
1975 - 7.34%
1974 - 7.46%
1973 - 7.57%
1972 - 7.66%
1971 - 7.73%
1970 - 7.79%
1969 - 7.84%
1968 - 7.88%
1967 - 7.91%
1966 - 7.94%
1965 - 7.96%
1964 - 7.99%
1963 - 8.02%
1962 - 8.06%
1961 - 8.11%
1960 - 8.18%

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

GeoRank.org/birth-rate/nauru/paraguay | CC BY

The chance that a newborn baby will die before reaching age five is 0.89% in Nauru and 1.7% in Paraguay. 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) (2017–2025, retrieved 2026-02-20)

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