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Fertility & birth rates in Iran and New Zealand

Updated on by Georank team

Iran has an annual birth rate of 13 births per 1,000 people, compared to 10.9 for New Zealand. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 1.7 in Iran and 1.56 in New Zealand — 7.96% difference.

1960 vs 2023, the fertility rate has decreased by 77.5% in Iran and by 63.2% in New Zealand — in 1960, it was 7.52 and 4.24, respectively.

  • Iran is ranked 108/196 by birth rate compared to 134/196 for New Zealand.
  • The mean age at childbearing (for all the births, not just the first) is 28.9 in Iran — it's 30.8 in New Zealand.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 26.2 in Iran vs 10.9 in New Zealand.
  • In Iran, 26.8% of the population is composed of women of reproductive age (15-49), compared to 22.8% in New Zealand.

Fertility rate in Iran vs New Zealand by year

Iran
New Zealand
1x
Year Fertility rate
Iran New Zealand
2023 1.7 1.56
2022 1.7 1.66
2021 1.71 1.64
2020 1.7 1.61
2019 1.77 1.72
2018 1.92 1.71
2017 2.02 1.81
2016 2.05 1.87
2015 2.02 1.99
2014 1.98 1.92
2013 1.91 2.01
2012 1.85 2.1
2011 1.79 2.09
2010 1.75 2.17
2009 1.74 2.13
2008 1.74 2.19
2007 1.75 2.18
2006 1.76 2.01
2005 1.76 1.97
2004 1.78 1.98
2003 1.8 1.93
2002 1.84 1.89
2001 1.92 1.97
2000 2 1.98
1999 2.09 1.97
1998 2.19 1.89
1997 2.32 1.96
1996 2.54 1.96
1995 2.85 1.98
1994 3.24 1.98
1993 3.67 2.04
1992 4.1 2.06
1991 4.57 2.09
1990 4.93 2.18
1989 5.17 2.12
1988 5.43 2.1
1987 5.72 2.03
1986 6.01 1.96
1985 6.24 1.93
1984 6.43 1.93
1983 6.53 1.92
1982 6.59 1.95
1981 6.62 2.01
1980 6.63 2.03
1979 6.55 2.12
1978 6.34 2.07
1977 6.18 2.21
1976 6.07 2.27
1975 5.95 2.37
1974 5.97 2.58
1973 6.06 2.76
1972 6.26 3
1971 6.55 3.18
1970 6.8 3.17
1969 7.01 3.28
1968 7.12 3.34
1967 7.19 3.35
1966 7.21 3.41
1965 7.22 3.54
1964 7.24 3.8
1963 7.32 4.05
1962 7.4 4.19
1961 7.46 4.31
1960 7.52 4.24

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

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

According to the latest available data on birth rates, the fertility rate in Iran was 1.7 children per woman in 2023, compared to 1.56 in New Zealand in 2023. The replacement level is considered to be 2.1 children per woman.

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

Natural population change by year

Iran
New Zealand
1x
Year Natural population change
Iran New Zealand
2023 750,150 18,876
2022 753,525 20,123
2021 645,725 23,644
2020 663,978 24,905
2019 893,063 25,299
2018 1,035,052 24,797
2017 1,140,549 26,282
2016 1,186,949 28,237
2015 1,178,317 29,408
2014 1,158,552 26,196
2013 1,119,533 29,096
2012 1,073,804 31,077
2011 1,023,925 31,302
2010 980,380 35,458
2009 958,322 33,560
2008 940,983 35,143
2007 919,254 35,480
2006 884,529 30,924
2005 837,305 30,674
2004 801,203 29,634
2003 732,600 28,150
2002 752,205 25,941
2001 743,658 27,939
2000 731,203 29,897
1999 723,237 28,916
1998 717,655 29,146
1997 726,574 30,137
1996 784,508 28,997
1995 879,648 29,828
1994 1,008,076 30,372
1993 1,219,658 31,685
1992 1,365,466 32,067
1991 1,495,594 33,518
1990 1,530,434 33,298
1989 1,609,739 30,749
1988 1,614,512 29,846
1987 1,639,644 27,603
1986 1,659,289 25,549
1985 1,661,750 24,126
1984 1,653,051 26,043
1983 1,573,612 24,315
1982 1,514,240 24,207
1981 1,376,830 25,374
1980 1,361,293 23,658
1979 1,294,306 26,675
1978 1,156,974 26,156
1977 1,091,542 28,020
1976 1,013,347 29,456
1975 929,481 31,355
1974 873,369 33,896
1973 831,880 35,239
1972 804,043 38,244
1971 805,830 40,000
1970 794,612 37,101
1969 780,660 38,098
1968 743,992 37,594
1967 727,276 37,974
1966 695,040 36,151
1965 663,029 36,982
1964 635,589 39,375
1963 620,126 42,027
1962 595,538 42,865
1961 594,674 43,482
1960 584,060 41,791

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

GeoRank.org/birth-rate/iran/new-zealand | 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 +0.83% in Iran and +0.36% in New Zealand.

For the past 10 years, the annual natural population change has been +1.1% in Iran and +0.51% in New Zealand.

Birth rate in Iran vs New Zealand by year

Iran
New Zealand

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Iran New Zealand
2023 13 10.9
2022 13.3 11.5
2021 13.7 11.5
2020 14 11.3
2019 14.9 12
2018 16.7 11.8
2017 18 12.4
2016 18.8 12.6
2015 18.9 13.2
2014 18.8 12.7
2013 18.5 13.2
2012 18.1 13.9
2011 17.7 14
2010 17.3 14.7
2009 17.2 14.5
2008 17.1 15.1
2007 17 15.2
2006 16.7 14.1
2005 16.4 14
2004 16.2 14.2
2003 15.9 13.9
2002 15.9 13.7
2001 15.9 14.4
2000 16 14.7
1999 16.1 14.9
1998 16.2 14.5
1997 16.6 15.2
1996 17.7 15.3
1995 19.5 15.7
1994 22 15.8
1993 25.7 16.5
1992 28.3 16.8
1991 31.2 17.1
1990 33.5 17.9
1989 35.2 17.4
1988 37 17.4
1987 38.8 16.7
1986 40.7 16.1
1985 42.4 15.8
1984 43.9 15.9
1983 44.7 15.7
1982 45.2 15.7
1981 44.2 16.1
1980 45.1 16.1
1979 44.7 16.7
1978 43.4 16.2
1977 42.2 17.2
1976 41.4 17.6
1975 40.3 18.3
1974 40 19.5
1973 40.1 20.4
1972 40.9 21.7
1971 42.4 22.5
1970 43.6 22
1969 44.7 22.4
1968 45.3 22.6
1967 45.8 22.4
1966 46 22.4
1965 46.3 22.8
1964 46.7 24.1
1963 47.7 25.4
1962 48.8 26.2
1961 49.8 27
1960 51 26.4

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

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

The latest reported birth rate per 1,000 people in 2023 was 13 in Iran and 10.9 in New Zealand, compared with 51 and 26.4, respectively, in 1960.

Birth rate data compared

Iran New Zealand
Fertility rate 1.7 1.56
Fertility rate rank 121/196 130/196
Birth rate 13 10.9
Birth rate rank 108/196 134/196
Population change due to births and deaths +750,150 +18,876
Natural population change rank 25/196 110/196
Natural population change rate +0.83% +0.36%
Population growth +1.06% +1.68%
Population growth rank 98/197 65/197
Age at first childbirth n/a 27.8 years
Average age at childbearing 28.9 years 30.8 years
Annual births per 1,000 women ages 15-19 25 9.32
Annual births per 1,000 women ages 20-29 84 65.8
Annual births per 1,000 women ages 30+ 19.8 20.4
Female of reproductive age (15-49), share of population 26.8% 22.8%
Any modern method of contraceptive prevalence among married women ages 15-49 57% 71.6%
Share of births attended by skilled health staff 99% 96.5%
Maternal mortality per live birth 0.02% 0.007%
Neonatal mortality rate (before reaching 28 days of age) 0.74% 0.27%
Infant mortality rate (before reaching 1 year of age) 1.07% 0.4%
Mortality rate before reaching 5 years of age 1.18% 0.47%
Life expectancy 78.2 years 82.5 years

Children 0-14 years as share of population

Iran
Factual

UN forecast
New Zealand
Factual

UN forecast
1x
Year Young
Iran New Zealand
2100 12.1% 13.6%
2099 12.2% 13.6%
2098 12.2% 13.6%
2097 12.3% 13.6%
2096 12.3% 13.7%
2095 12.4% 13.7%
2094 12.5% 13.7%
2093 12.6% 13.8%
2092 12.6% 13.8%
2091 12.7% 13.8%
2090 12.8% 13.8%
2089 12.8% 13.8%
2088 12.9% 13.9%
2087 12.9% 13.9%
2086 12.9% 13.9%
2085 13% 13.9%
2084 13% 13.9%
2083 12.9% 13.9%
2082 12.9% 13.9%
2081 12.9% 13.9%
2080 12.9% 13.9%
2079 12.8% 13.9%
2078 12.8% 13.9%
2077 12.8% 13.9%
2076 12.7% 13.9%
2075 12.7% 13.9%
2074 12.7% 14%
2073 12.7% 14%
2072 12.7% 14%
2071 12.7% 14.1%
2070 12.7% 14.1%
2069 12.8% 14.1%
2068 12.9% 14.2%
2067 13% 14.3%
2066 13.1% 14.3%
2065 13.2% 14.4%
2064 13.3% 14.4%
2063 13.5% 14.5%
2062 13.6% 14.6%
2061 13.8% 14.7%
2060 14% 14.7%
2059 14.1% 14.8%
2058 14.3% 14.9%
2057 14.4% 15%
2056 14.6% 15%
2055 14.7% 15.1%
2054 14.8% 15.1%
2053 14.9% 15.2%
2052 15% 15.2%
2051 15.1% 15.2%
2050 15.1% 15.2%
2049 15.2% 15.2%
2048 15.2% 15.3%
2047 15.2% 15.3%
2046 15.2% 15.3%
2045 15.3% 15.3%
2044 15.3% 15.3%
2043 15.4% 15.4%
2042 15.4% 15.4%
2041 15.5% 15.5%
2040 15.7% 15.5%
2039 15.8% 15.6%
2038 16% 15.7%
2037 16.3% 15.9%
2036 16.5% 16%
2035 16.8% 16.1%
2034 17.2% 16.2%
2033 17.7% 16.4%
2032 18.3% 16.5%
2031 19% 16.7%
2030 19.6% 16.9%
2029 20.2% 17.1%
2028 20.8% 17.3%
2027 21.3% 17.5%
2026 21.8% 17.8%
2025 22.2% 18%
2024 22.4% 18.1%
2023 22.8% 18.4%
2022 23.2% 18.6%
2021 23.6% 18.9%
2020 23.8% 19%
2019 23.9% 19.2%
2018 24% 19.3%
2017 23.9% 19.5%
2016 23.8% 19.6%
2015 23.6% 19.9%
2014 23.4% 20.2%
2013 23.3% 20.4%
2012 23.3% 20.6%
2011 23.3% 20.8%
2010 23.4% 20.9%
2009 23.7% 20.9%
2008 24% 21%
2007 24.6% 21.1%
2006 25.3% 21.3%
2005 26.2% 21.5%
2004 27.4% 21.8%
2003 28.7% 22.1%
2002 30.1% 22.4%
2001 31.7% 22.6%
2000 33.6% 22.8%
1999 35.4% 22.9%
1998 37.3% 23%
1997 39.1% 23%
1996 40.7% 23%
1995 42.1% 23.1%
1994 43.2% 23.1%
1993 43.6% 23.1%
1992 43.6% 23.1%
1991 43.9% 23.2%
1990 44.1% 23.3%
1989 44.2% 23.3%
1988 44% 23.5%
1987 43.9% 23.8%
1986 43.7% 24.2%
1985 43.5% 24.6%
1984 43.3% 25.1%
1983 43% 25.6%
1982 42.7% 26.2%
1981 42.9% 26.7%
1980 43.3% 27.2%
1979 43.1% 27.8%
1978 43% 28.4%
1977 42.9% 29%
1976 43% 29.6%
1975 43.2% 30.1%
1974 43.5% 30.5%
1973 43.8% 31%
1972 44.2% 31.4%
1971 44.4% 31.7%
1970 44.6% 31.9%
1969 44.7% 32.2%
1968 44.8% 32.3%
1967 44.8% 32.5%
1966 44.9% 32.6%
1965 45% 32.7%
1964 45% 32.9%
1963 44.9% 32.9%
1962 44.6% 33%
1961 44.1% 33%
1960 43.5% 32.8%

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/iran/new-zealand | CC BY

Children aged 0-14 make up 22.4% of the population in Iran and 18.1% in New Zealand in 2024, compared to 44.1% and 23.3% respectively in 1990.

Demographics of Iran and New Zealand compared.

Fertility rates around the globe

1x

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

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

Maternal mortality chart: Iran vs New Zealand

Iran
New Zealand
1x
Year Maternal mortality per 100K births
Iran New Zealand
2023 16 7
2022 21 23
2021 51 8
2020 34 8
2019 18 8
2018 19 7
2017 20 8
2016 21 8
2015 22 8
2014 23 7
2013 24 8
2012 25 9
2011 26 10
2010 27 10
2009 28 10
2008 30 10
2007 31 10
2006 32 10
2005 33 11
2004 34 11
2003 37 11
2002 38 11
2001 40 10
2000 43 11
1999 46 12
1998 50 12
1997 55 13
1996 59 14
1995 65 14
1994 71 13
1993 80 14
1992 86 15
1991 94 16
1990 107 18
1989 113 18
1988 126 19
1987 136 19
1986 148 18
1985 160 19

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

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

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 16 deaths per 100,000 live births in Iran, compared to 7 deaths in New Zealand.

Under-five mortality rates

Iran
New Zealand

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Iran New Zealand
2023 1.18% 0.47%
2022 1.22% 0.48%
2021 1.26% 0.49%
2020 1.3% 0.5%
2019 1.35% 0.51%
2018 1.39% 0.52%
2017 1.45% 0.53%
2016 1.5% 0.55%
2015 1.55% 0.56%
2014 1.61% 0.57%
2013 1.68% 0.59%
2012 1.75% 0.6%
2011 1.84% 0.61%
2010 1.93% 0.62%
2009 2.04% 0.63%
2008 2.17% 0.64%
2007 2.32% 0.65%
2006 2.48% 0.65%
2005 2.65% 0.66%
2004 2.83% 0.67%
2003 3.02% 0.69%
2002 3.22% 0.7%
2001 3.42% 0.72%
2000 3.63% 0.74%
1999 3.83% 0.76%
1998 4.02% 0.78%
1997 4.21% 0.81%
1996 4.4% 0.84%
1995 4.59% 0.87%
1994 4.79% 0.91%
1993 5% 0.95%
1992 5.22% 1%
1991 5.48% 1.06%
1990 5.76% 1.12%
1989 6.07% 1.18%
1988 6.42% 1.24%
1987 6.8% 1.29%
1986 7.2% 1.34%
1985 7.64% 1.38%
1984 8.13% 1.41%
1983 8.67% 1.45%
1982 9.3% 1.48%
1981 10% 1.52%
1980 10.8% 1.56%
1979 11.7% 1.61%
1978 12.6% 1.66%
1977 13.5% 1.71%
1976 14.4% 1.77%
1975 15.3% 1.83%
1974 16.2% 1.88%
1973 17.1% 1.94%
1972 18% 1.98%
1971 18.9% 2.03%
1970 - 2.08%
1969 - 2.12%
1968 - 2.16%
1967 - 2.2%
1966 - 2.25%
1965 - 2.31%
1964 - 2.39%
1963 - 2.48%
1962 - 2.58%
1961 - 2.68%
1960 - 2.78%

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

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

The chance that a newborn baby will die before reaching age five is 1.18% in Iran and 0.47% in New Zealand. 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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