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Fertility & birth rates in New Zealand and Solomon Islands

Updated on by Georank team

New Zealand has an annual birth rate of 10.9 births per 1,000 people, compared to 26.9 for the Solomon Islands. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 1.56 in New Zealand and 3.56 in the Solomon Islands — 128% difference.

1960 vs 2023, the fertility rate has decreased by 63.2% in New Zealand and by 49.7% in the Solomon Islands — in 1960, it was 4.24 and 7.07, respectively.

  • New Zealand is ranked 134/196 by birth rate compared to 45/196 for the Solomon Islands.
  • The mean age for first-time mothers is 27.8 years in New Zealand, compared to 22.6 years in the Solomon Islands.
  • The mean age at childbearing (for all the births, not just the first) is 30.8 in New Zealand — it's 29.1 in the Solomon Islands.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 10.9 in New Zealand vs 50.4 in the Solomon Islands.
  • In New Zealand, 22.8% of the population is composed of women of reproductive age (15-49), compared to 24.8% in the Solomon Islands.

Fertility rate in New Zealand vs Solomon Islands by year

New Zealand
Solomon Islands
1x
Year Fertility rate
New Zealand Solomon Islands
2023 1.56 3.56
2022 1.66 3.62
2021 1.64 3.69
2020 1.61 3.75
2019 1.72 3.8
2018 1.71 3.93
2017 1.81 4.06
2016 1.87 4.2
2015 1.99 4.29
2014 1.92 4.36
2013 2.01 4.33
2012 2.1 4.33
2011 2.09 4.34
2010 2.17 4.34
2009 2.13 4.35
2008 2.19 4.36
2007 2.18 4.37
2006 2.01 4.39
2005 1.97 4.41
2004 1.98 4.47
2003 1.93 4.54
2002 1.89 4.6
2001 1.97 4.67
2000 1.98 4.76
1999 1.97 4.86
1998 1.89 4.98
1997 1.96 5.09
1996 1.96 5.22
1995 1.98 5.34
1994 1.98 5.4
1993 2.04 5.45
1992 2.06 5.51
1991 2.09 5.62
1990 2.18 5.74
1989 2.12 5.87
1988 2.1 5.99
1987 2.03 6.12
1986 1.96 6.26
1985 1.93 6.38
1984 1.93 6.49
1983 1.92 6.57
1982 1.95 6.64
1981 2.01 6.71
1980 2.03 6.77
1979 2.12 6.82
1978 2.07 6.87
1977 2.21 6.92
1976 2.27 6.95
1975 2.37 6.99
1974 2.58 7.01
1973 2.76 7
1972 3 6.99
1971 3.18 6.99
1970 3.17 6.98
1969 3.28 6.97
1968 3.34 6.95
1967 3.35 6.97
1966 3.41 7
1965 3.54 7.02
1964 3.8 7.05
1963 4.05 7.03
1962 4.19 7.04
1961 4.31 7.05
1960 4.24 7.07

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

GeoRank.org/birth-rate/new-zealand/solomon-islands | CC BY

According to the latest available data on birth rates, the fertility rate in New Zealand was 1.56 children per woman in 2023, compared to 3.56 in the Solomon Islands in 2023. The replacement level is considered to be 2.1 children per woman.

Check New Zealand vs the Solomon Islands population clock for a dynamic visualization of the changing population.

Natural population change by year

New Zealand
Solomon Islands
1x
Year Natural population change
New Zealand Solomon Islands
2023 18,876 17,436
2022 20,123 17,253
2021 23,644 16,626
2020 24,905 16,488
2019 25,299 16,649
2018 24,797 16,790
2017 26,282 16,897
2016 28,237 17,027
2015 29,408 16,909
2014 26,196 16,652
2013 29,096 16,038
2012 31,077 15,585
2011 31,302 15,095
2010 35,458 14,604
2009 33,560 14,381
2008 35,143 14,225
2007 35,480 13,963
2006 30,924 13,799
2005 30,674 13,568
2004 29,634 13,444
2003 28,150 13,344
2002 25,941 13,195
2001 27,939 13,061
2000 29,897 12,938
1999 28,916 12,809
1998 29,146 12,658
1997 30,137 12,478
1996 28,997 12,328
1995 29,828 12,124
1994 30,372 11,771
1993 31,685 11,396
1992 32,067 11,029
1991 33,518 10,789
1990 33,298 10,561
1989 30,749 10,354
1988 29,846 10,142
1987 27,603 9,943
1986 25,549 9,656
1985 24,126 9,534
1984 26,043 9,299
1983 24,315 9,011
1982 24,207 8,720
1981 25,374 8,436
1980 23,658 8,156
1979 26,675 7,874
1978 26,156 7,598
1977 28,020 7,290
1976 29,456 7,058
1975 31,355 6,635
1974 33,896 6,612
1973 35,239 6,343
1972 38,244 6,074
1971 40,000 5,814
1970 37,101 5,575
1969 38,098 5,444
1968 37,594 5,285
1967 37,974 5,151
1966 36,151 5,028
1965 36,982 4,885
1964 39,375 4,747
1963 42,027 4,571
1962 42,865 4,408
1961 43,482 4,257
1960 41,791 4,119

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

GeoRank.org/birth-rate/new-zealand/solomon-islands | 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 +0.36% in New Zealand and +2.18% in the Solomon Islands.

For the past 10 years, the annual natural population change has been +0.51% in New Zealand and +2.38% in the Solomon Islands.

Birth rate in New Zealand vs Solomon Islands by year

New Zealand
Solomon Islands

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
New Zealand Solomon Islands
2023 10.9 26.9
2022 11.5 27.3
2021 11.5 27.7
2020 11.3 28
2019 12 28.4
2018 11.8 29.1
2017 12.4 30.1
2016 12.6 31.1
2015 13.2 31.9
2014 12.7 32.6
2013 13.2 32.5
2012 13.9 32.7
2011 14 33
2010 14.7 33.2
2009 14.5 33.7
2008 15.1 33.8
2007 15.2 33.9
2006 14.1 34
2005 14 34
2004 14.2 34.3
2003 13.9 34.6
2002 13.7 34.8
2001 14.4 35.1
2000 14.7 35.4
1999 14.9 35.8
1998 14.5 36.3
1997 15.2 36.7
1996 15.3 37.3
1995 15.7 37.7
1994 15.8 37.7
1993 16.5 37.6
1992 16.8 37.5
1991 17.1 37.9
1990 17.9 38.3
1989 17.4 38.7
1988 17.4 39.2
1987 16.7 39.7
1986 16.1 40.3
1985 15.8 40.6
1984 15.9 41
1983 15.7 41.2
1982 15.7 41.4
1981 16.1 41.7
1980 16.1 41.9
1979 16.7 42.2
1978 16.2 42.6
1977 17.2 42.9
1976 17.6 43.3
1975 18.3 43.8
1974 19.5 44.1
1973 20.4 44.1
1972 21.7 44.1
1971 22.5 44.2
1970 22 44.2
1969 22.4 44.6
1968 22.6 44.9
1967 22.4 45.4
1966 22.4 45.8
1965 22.8 46.1
1964 24.1 46.5
1963 25.4 46.5
1962 26.2 46.5
1961 27 46.7
1960 26.4 46.8

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

GeoRank.org/birth-rate/new-zealand/solomon-islands | CC BY

The latest reported birth rate per 1,000 people in 2023 was 10.9 in New Zealand and 26.9 in the Solomon Islands, compared with 26.4 and 46.8, respectively, in 1960.

Birth rate data compared

New Zealand Solomon Islands
Fertility rate 1.56 3.56
Fertility rate rank 130/196 44/196
Birth rate 10.9 26.9
Birth rate rank 134/196 45/196
Population change due to births and deaths +18,876 +17,436
Natural population change rank 110/196 112/196
Natural population change rate +0.36% +2.18%
Population growth +1.68% +2.4%
Population growth rank 65/197 33/197
Age at first childbirth 27.8 years 22.6 years
Average age at childbearing 30.8 years 29.1 years
Annual births per 1,000 women ages 15-19 9.32 48.1
Annual births per 1,000 women ages 20-29 65.8 173
Annual births per 1,000 women ages 30+ 20.4 51.9
Female of reproductive age (15-49), share of population 22.8% 24.8%
Any modern method of contraceptive prevalence among married women ages 15-49 71.6% 24.3%
Share of births attended by skilled health staff 96.5% 86.2%
Maternal mortality per live birth 0.007% 0.12%
Neonatal mortality rate (before reaching 28 days of age) 0.27% 0.83%
Infant mortality rate (before reaching 1 year of age) 0.4% 1.65%
Mortality rate before reaching 5 years of age 0.47% 2.06%
Life expectancy 82.5 years 71 years

Children 0-14 years as share of population

New Zealand
Factual

UN forecast
Solomon Islands
Factual

UN forecast
1x
Year Young
New Zealand Solomon Islands
2100 13.6% 19%
2099 13.6% 19.1%
2098 13.6% 19.2%
2097 13.6% 19.4%
2096 13.7% 19.5%
2095 13.7% 19.6%
2094 13.7% 19.8%
2093 13.8% 19.9%
2092 13.8% 20%
2091 13.8% 20.2%
2090 13.8% 20.3%
2089 13.8% 20.5%
2088 13.9% 20.6%
2087 13.9% 20.8%
2086 13.9% 21%
2085 13.9% 21.2%
2084 13.9% 21.3%
2083 13.9% 21.5%
2082 13.9% 21.7%
2081 13.9% 21.9%
2080 13.9% 22.1%
2079 13.9% 22.3%
2078 13.9% 22.4%
2077 13.9% 22.6%
2076 13.9% 22.8%
2075 13.9% 23%
2074 14% 23.2%
2073 14% 23.4%
2072 14% 23.6%
2071 14.1% 23.8%
2070 14.1% 24%
2069 14.1% 24.2%
2068 14.2% 24.4%
2067 14.3% 24.6%
2066 14.3% 24.8%
2065 14.4% 25%
2064 14.4% 25.2%
2063 14.5% 25.4%
2062 14.6% 25.6%
2061 14.7% 25.9%
2060 14.7% 26.1%
2059 14.8% 26.3%
2058 14.9% 26.6%
2057 15% 26.8%
2056 15% 27.1%
2055 15.1% 27.4%
2054 15.1% 27.7%
2053 15.2% 28%
2052 15.2% 28.3%
2051 15.2% 28.6%
2050 15.2% 28.9%
2049 15.2% 29.2%
2048 15.3% 29.4%
2047 15.3% 29.7%
2046 15.3% 30%
2045 15.3% 30.3%
2044 15.3% 30.6%
2043 15.4% 30.8%
2042 15.4% 31.1%
2041 15.5% 31.3%
2040 15.5% 31.6%
2039 15.6% 31.8%
2038 15.7% 32.1%
2037 15.9% 32.3%
2036 16% 32.5%
2035 16.1% 32.8%
2034 16.2% 33%
2033 16.4% 33.4%
2032 16.5% 33.7%
2031 16.7% 34.1%
2030 16.9% 34.5%
2029 17.1% 35%
2028 17.3% 35.4%
2027 17.5% 35.9%
2026 17.8% 36.3%
2025 18% 36.8%
2024 18.1% 37%
2023 18.4% 37.4%
2022 18.6% 37.7%
2021 18.9% 38.1%
2020 19% 38.4%
2019 19.2% 38.7%
2018 19.3% 39%
2017 19.5% 39.4%
2016 19.6% 39.7%
2015 19.9% 40%
2014 20.2% 40.2%
2013 20.4% 40.4%
2012 20.6% 40.7%
2011 20.8% 40.8%
2010 20.9% 41%
2009 20.9% 41.1%
2008 21% 41.2%
2007 21.1% 41.2%
2006 21.3% 41.3%
2005 21.5% 41.5%
2004 21.8% 41.7%
2003 22.1% 41.9%
2002 22.4% 42.2%
2001 22.6% 42.5%
2000 22.8% 42.9%
1999 22.9% 43.2%
1998 23% 43.5%
1997 23% 43.8%
1996 23% 44%
1995 23.1% 44.3%
1994 23.1% 44.5%
1993 23.1% 44.8%
1992 23.1% 45.1%
1991 23.2% 45.4%
1990 23.3% 45.8%
1989 23.3% 46.2%
1988 23.5% 46.6%
1987 23.8% 46.9%
1986 24.2% 47.3%
1985 24.6% 47.5%
1984 25.1% 47.8%
1983 25.6% 47.9%
1982 26.2% 48.1%
1981 26.7% 48.2%
1980 27.2% 48.3%
1979 27.8% 48.3%
1978 28.4% 48.3%
1977 29% 48.3%
1976 29.6% 48.2%
1975 30.1% 47.9%
1974 30.5% 47.5%
1973 31% 47.1%
1972 31.4% 46.9%
1971 31.7% 46.8%
1970 31.9% 46.7%
1969 32.2% 46.6%
1968 32.3% 46.4%
1967 32.5% 46.2%
1966 32.6% 46%
1965 32.7% 45.9%
1964 32.9% 45.8%
1963 32.9% 45.9%
1962 33% 46%
1961 33% 46.1%
1960 32.8% 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/new-zealand/solomon-islands | CC BY

Children aged 0-14 make up 18.1% of the population in New Zealand and 37% in the Solomon Islands in 2024, compared to 23.3% and 45.8% respectively in 1990.

Demographics of New Zealand and the Solomon Islands compared.

Fertility rates around the globe

1x

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

GeoRank.org/birth-rate/new-zealand/solomon-islands | CC BY

Maternal mortality chart: New Zealand vs Solomon Islands

New Zealand
Solomon Islands
1x
Year Maternal mortality per 100K births
New Zealand Solomon Islands
2023 7 123
2022 23 126
2021 8 153
2020 8 131
2019 8 135
2018 7 136
2017 8 140
2016 8 143
2015 8 146
2014 7 147
2013 8 147
2012 9 146
2011 10 147
2010 10 148
2009 10 152
2008 10 153
2007 10 163
2006 10 159
2005 11 161
2004 11 164
2003 11 167
2002 11 168
2001 10 167
2000 11 166
1999 12 164
1998 12 165
1997 13 164
1996 14 166
1995 14 168
1994 13 170
1993 14 173
1992 15 174
1991 16 178
1990 18 184
1989 18 188
1988 19 193
1987 19 200
1986 18 226
1985 19 209

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

GeoRank.org/birth-rate/new-zealand/solomon-islands | CC BY

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 7 deaths per 100,000 live births in New Zealand, compared to 123 deaths in the Solomon Islands.

Under-five mortality rates

New Zealand
Solomon Islands

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
New Zealand Solomon Islands
2023 0.47% 2.06%
2022 0.48% 2.12%
2021 0.49% 2.18%
2020 0.5% 2.24%
2019 0.51% 2.3%
2018 0.52% 2.36%
2017 0.53% 2.41%
2016 0.55% 2.45%
2015 0.56% 2.49%
2014 0.57% 2.53%
2013 0.59% 2.58%
2012 0.6% 2.62%
2011 0.61% 2.67%
2010 0.62% 2.72%
2009 0.63% 2.76%
2008 0.64% 2.81%
2007 0.65% 2.85%
2006 0.65% 2.88%
2005 0.66% 2.91%
2004 0.67% 2.94%
2003 0.69% 2.97%
2002 0.7% 2.99%
2001 0.72% 3.03%
2000 0.74% 3.07%
1999 0.76% 3.11%
1998 0.78% 3.16%
1997 0.81% 3.21%
1996 0.84% 3.27%
1995 0.87% 3.35%
1994 0.91% 3.43%
1993 0.95% 3.52%
1992 1% 3.62%
1991 1.06% 3.72%
1990 1.12% 3.82%
1989 1.18% 3.93%
1988 1.24% 4.04%
1987 1.29% 4.16%
1986 1.34% 4.28%
1985 1.38% 4.42%
1984 1.41% 4.58%
1983 1.45% 4.74%
1982 1.48% 4.93%
1981 1.52% 5.14%
1980 1.56% 5.38%
1979 1.61% 5.64%
1978 1.66% 5.95%
1977 1.71% 6.29%
1976 1.77% 6.68%
1975 1.83% 7.9%
1974 1.88% 7.6%
1973 1.94% 8.12%
1972 1.98% 8.69%
1971 2.03% 9.29%
1970 2.08% 9.94%
1969 2.12% 10.6%
1968 2.16% 11.3%
1967 2.2% 12%
1966 2.25% 12.7%
1965 2.31% 13.3%
1964 2.39% 14%
1963 2.48% 14.7%
1962 2.58% 15.4%
1961 2.68% 16%
1960 2.78% 16.7%

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

GeoRank.org/birth-rate/new-zealand/solomon-islands | CC BY

The chance that a newborn baby will die before reaching age five is 0.47% in New Zealand and 2.06% in the Solomon Islands. 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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