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Fertility & birth rates in Iran and Zimbabwe

Updated on by Georank team

Iran has an annual birth rate of 13 births per 1,000 people, compared to 30.4 for Zimbabwe. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 1.7 in Iran and 3.72 in Zimbabwe — 119.7% difference.

1960 vs 2023, the fertility rate has decreased by 77.5% in Iran and by 48.2% in Zimbabwe — in 1960, it was 7.52 and 7.2, respectively.

  • Iran is ranked 108/196 by birth rate compared to 31/196 for Zimbabwe.
  • The mean age at childbearing (for all the births, not just the first) is 28.9 in Iran — it's 28.1 in Zimbabwe.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 26.2 in Iran vs 98.1 in Zimbabwe.
  • In Iran, 26.8% of the population is composed of women of reproductive age (15-49), compared to 26.5% in Zimbabwe.

Fertility rate in Iran vs Zimbabwe by year

Iran
Zimbabwe
1x
Year Fertility rate
Iran Zimbabwe
2023 1.7 3.72
2022 1.7 3.77
2021 1.71 3.77
2020 1.7 3.75
2019 1.77 3.75
2018 1.92 3.74
2017 2.02 3.77
2016 2.05 3.83
2015 2.02 3.91
2014 1.98 4.01
2013 1.91 4.11
2012 1.85 4.13
2011 1.79 4.13
2010 1.75 4.04
2009 1.74 3.95
2008 1.74 3.78
2007 1.75 3.68
2006 1.76 3.64
2005 1.76 3.69
2004 1.78 3.78
2003 1.8 3.86
2002 1.84 3.93
2001 1.92 3.98
2000 2 4.01
1999 2.09 4.06
1998 2.19 4.07
1997 2.32 4.08
1996 2.54 4.11
1995 2.85 4.15
1994 3.24 4.28
1993 3.67 4.39
1992 4.1 4.57
1991 4.57 4.72
1990 4.93 4.88
1989 5.17 5.07
1988 5.43 5.28
1987 5.72 5.5
1986 6.01 5.69
1985 6.24 5.87
1984 6.43 6.04
1983 6.53 6.2
1982 6.59 6.33
1981 6.62 6.45
1980 6.63 6.52
1979 6.55 6.59
1978 6.34 6.66
1977 6.18 6.71
1976 6.07 6.77
1975 5.95 6.83
1974 5.97 6.88
1973 6.06 6.94
1972 6.26 6.94
1971 6.55 6.94
1970 6.8 6.98
1969 7.01 7.04
1968 7.12 7.11
1967 7.19 7.16
1966 7.21 7.2
1965 7.22 7.23
1964 7.24 7.23
1963 7.32 7.23
1962 7.4 7.23
1961 7.46 7.21
1960 7.52 7.2

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

GeoRank.org/birth-rate/iran/zimbabwe | 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 3.72 in Zimbabwe in 2023. The replacement level is considered to be 2.1 children per woman.

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

Natural population change by year

Iran
Zimbabwe
1x
Year Natural population change
Iran Zimbabwe
2023 750,150 372,505
2022 753,525 371,243
2021 645,725 349,908
2020 663,978 354,790
2019 893,063 348,798
2018 1,035,052 345,883
2017 1,140,549 344,035
2016 1,186,949 348,772
2015 1,178,317 356,203
2014 1,158,552 366,350
2013 1,119,533 374,757
2012 1,073,804 371,135
2011 1,023,925 359,572
2010 980,380 335,570
2009 958,322 309,316
2008 940,983 280,527
2007 919,254 261,805
2006 884,529 248,963
2005 837,305 248,545
2004 801,203 248,307
2003 732,600 243,057
2002 752,205 244,170
2001 743,658 227,909
2000 731,203 236,343
1999 723,237 232,393
1998 717,655 225,614
1997 726,574 216,288
1996 784,508 205,269
1995 879,648 206,695
1994 1,008,076 216,343
1993 1,219,658 228,045
1992 1,365,466 255,291
1991 1,495,594 260,943
1990 1,530,434 265,444
1989 1,609,739 270,838
1988 1,614,512 277,498
1987 1,639,644 286,766
1986 1,659,289 289,894
1985 1,661,750 290,756
1984 1,653,051 290,052
1983 1,573,612 286,545
1982 1,514,240 279,934
1981 1,376,830 271,361
1980 1,361,293 241,179
1979 1,294,306 223,657
1978 1,156,974 222,979
1977 1,091,542 225,139
1976 1,013,347 221,419
1975 929,481 216,947
1974 873,369 208,806
1973 831,880 201,885
1972 804,043 193,725
1971 805,830 185,427
1970 794,612 178,979
1969 780,660 172,626
1968 743,992 166,865
1967 727,276 161,205
1966 695,040 156,014
1965 663,029 151,164
1964 635,589 145,848
1963 620,126 140,984
1962 595,538 136,317
1961 594,674 131,531
1960 584,060 126,959

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

GeoRank.org/birth-rate/iran/zimbabwe | 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 +2.28% in Zimbabwe.

For the past 10 years, the annual natural population change has been +1.1% in Iran and +2.34% in Zimbabwe.

Birth rate in Iran vs Zimbabwe by year

Iran
Zimbabwe

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Iran Zimbabwe
2023 13 30.4
2022 13.3 30.9
2021 13.7 30.9
2020 14 31
2019 14.9 31.1
2018 16.7 31.3
2017 18 31.8
2016 18.8 32.7
2015 18.9 33.9
2014 18.8 35.4
2013 18.5 37
2012 18.1 37.8
2011 17.7 38.1
2010 17.3 37.9
2009 17.2 37.5
2008 17.1 36.4
2007 17 35.7
2006 16.7 35.2
2005 16.4 35.8
2004 16.2 36.3
2003 15.9 36.6
2002 15.9 36.5
2001 15.9 36.5
2000 16 36.1
1999 16.1 35.6
1998 16.2 34.5
1997 16.6 33.4
1996 17.7 32.4
1995 19.5 31.7
1994 22 32
1993 25.7 32.4
1992 28.3 34.3
1991 31.2 34.9
1990 33.5 35.5
1989 35.2 36.4
1988 37 37.7
1987 38.8 39.5
1986 40.7 40.9
1985 42.4 42.3
1984 43.9 43.7
1983 44.7 45
1982 45.2 45.7
1981 44.2 46.3
1980 45.1 44.8
1979 44.7 46.3
1978 43.4 46.8
1977 42.2 46.5
1976 41.4 46.5
1975 40.3 46.6
1974 40 46.4
1973 40.1 46.4
1972 40.9 46
1971 42.4 45.6
1970 43.6 45.5
1969 44.7 45.5
1968 45.3 45.7
1967 45.8 45.8
1966 46 46.1
1965 46.3 46.4
1964 46.7 46.6
1963 47.7 46.8
1962 48.8 47.1
1961 49.8 47.3
1960 51 47.5

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

GeoRank.org/birth-rate/iran/zimbabwe | CC BY

The latest reported birth rate per 1,000 people in 2023 was 13 in Iran and 30.4 in Zimbabwe, compared with 51 and 47.5, respectively, in 1960.

Birth rate data compared

Iran Zimbabwe
Fertility rate 1.7 3.72
Fertility rate rank 121/196 36/196
Birth rate 13 30.4
Birth rate rank 108/196 31/196
Population change due to births and deaths +750,150 +372,505
Natural population change rank 25/196 45/196
Natural population change rate +0.83% +2.28%
Population growth +1.06% +1.8%
Population growth rank 98/197 60/197
Age at first childbirth n/a 20.3 years
Average age at childbearing 28.9 years 28.1 years
Annual births per 1,000 women ages 15-19 25 93.2
Annual births per 1,000 women ages 20-29 84 176.7
Annual births per 1,000 women ages 30+ 19.8 47.2
Female of reproductive age (15-49), share of population 26.8% 26.5%
Any modern method of contraceptive prevalence among married women ages 15-49 57% 65.8%
Share of births attended by skilled health staff 99% 86%
Maternal mortality per live birth 0.02% 0.36%
Neonatal mortality rate (before reaching 28 days of age) 0.74% 2.24%
Infant mortality rate (before reaching 1 year of age) 1.07% 4.06%
Mortality rate before reaching 5 years of age 1.18% 4.42%
Life expectancy 78.2 years 63.6 years

Children 0-14 years as share of population

Iran
Factual

UN forecast
Zimbabwe
Factual

UN forecast
1x
Year Young
Iran Zimbabwe
2100 12.1% 20.3%
2099 12.2% 20.5%
2098 12.2% 20.6%
2097 12.3% 20.8%
2096 12.3% 20.9%
2095 12.4% 21.1%
2094 12.5% 21.3%
2093 12.6% 21.4%
2092 12.6% 21.6%
2091 12.7% 21.8%
2090 12.8% 22%
2089 12.8% 22.2%
2088 12.9% 22.4%
2087 12.9% 22.6%
2086 12.9% 22.8%
2085 13% 23%
2084 13% 23.2%
2083 12.9% 23.4%
2082 12.9% 23.6%
2081 12.9% 23.8%
2080 12.9% 24%
2079 12.8% 24.2%
2078 12.8% 24.4%
2077 12.8% 24.6%
2076 12.7% 24.9%
2075 12.7% 25.1%
2074 12.7% 25.3%
2073 12.7% 25.5%
2072 12.7% 25.7%
2071 12.7% 25.9%
2070 12.7% 26.2%
2069 12.8% 26.4%
2068 12.9% 26.6%
2067 13% 26.8%
2066 13.1% 27.1%
2065 13.2% 27.3%
2064 13.3% 27.6%
2063 13.5% 27.8%
2062 13.6% 28.1%
2061 13.8% 28.4%
2060 14% 28.7%
2059 14.1% 29%
2058 14.3% 29.3%
2057 14.4% 29.6%
2056 14.6% 30%
2055 14.7% 30.3%
2054 14.8% 30.6%
2053 14.9% 31%
2052 15% 31.3%
2051 15.1% 31.7%
2050 15.1% 32%
2049 15.2% 32.4%
2048 15.2% 32.7%
2047 15.2% 33.1%
2046 15.2% 33.4%
2045 15.3% 33.7%
2044 15.3% 34%
2043 15.4% 34.2%
2042 15.4% 34.5%
2041 15.5% 34.7%
2040 15.7% 34.9%
2039 15.8% 35.2%
2038 16% 35.4%
2037 16.3% 35.7%
2036 16.5% 35.9%
2035 16.8% 36.2%
2034 17.2% 36.4%
2033 17.7% 36.6%
2032 18.3% 36.9%
2031 19% 37.2%
2030 19.6% 37.6%
2029 20.2% 38.1%
2028 20.8% 38.7%
2027 21.3% 39.3%
2026 21.8% 40%
2025 22.2% 40.6%
2024 22.4% 40.9%
2023 22.8% 41.3%
2022 23.2% 41.6%
2021 23.6% 41.9%
2020 23.8% 42.2%
2019 23.9% 42.5%
2018 24% 42.9%
2017 23.9% 43.3%
2016 23.8% 43.6%
2015 23.6% 43.8%
2014 23.4% 43.9%
2013 23.3% 43.9%
2012 23.3% 43.7%
2011 23.3% 43.4%
2010 23.4% 43%
2009 23.7% 42.7%
2008 24% 42.4%
2007 24.6% 42.1%
2006 25.3% 42%
2005 26.2% 41.9%
2004 27.4% 41.7%
2003 28.7% 41.5%
2002 30.1% 41.4%
2001 31.7% 41.5%
2000 33.6% 41.9%
1999 35.4% 42.4%
1998 37.3% 43.1%
1997 39.1% 44%
1996 40.7% 45%
1995 42.1% 45.9%
1994 43.2% 46.6%
1993 43.6% 47.1%
1992 43.6% 46.8%
1991 43.9% 46.6%
1990 44.1% 47.1%
1989 44.2% 47.6%
1988 44% 47.9%
1987 43.9% 47.9%
1986 43.7% 47.9%
1985 43.5% 48%
1984 43.3% 48.1%
1983 43% 48.2%
1982 42.7% 48.3%
1981 42.9% 48.4%
1980 43.3% 48.7%
1979 43.1% 48.8%
1978 43% 48.5%
1977 42.9% 48.3%
1976 43% 48.2%
1975 43.2% 48.1%
1974 43.5% 48.1%
1973 43.8% 48.1%
1972 44.2% 48.2%
1971 44.4% 48.2%
1970 44.6% 48.3%
1969 44.7% 48.4%
1968 44.8% 48.5%
1967 44.8% 48.5%
1966 44.9% 48.6%
1965 45% 48.7%
1964 45% 48.8%
1963 44.9% 48.5%
1962 44.6% 48.1%
1961 44.1% 47.7%
1960 43.5% 47.3%

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/iran/zimbabwe | CC BY

Children aged 0-14 make up 22.4% of the population in Iran and 40.9% in Zimbabwe in 2024, compared to 44.1% and 47.1% respectively in 1990.

Demographics of Iran and Zimbabwe compared.

Fertility rates around the globe

1x

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

GeoRank.org/birth-rate/iran/zimbabwe | CC BY

Maternal mortality chart: Iran vs Zimbabwe

Iran
Zimbabwe
1x
Year Maternal mortality per 100K births
Iran Zimbabwe
2023 16 358
2022 21 368
2021 51 446
2020 34 380
2019 18 388
2018 19 386
2017 20 389
2016 21 411
2015 22 428
2014 23 468
2013 24 525
2012 25 558
2011 26 564
2010 27 567
2009 28 540
2008 30 526
2007 31 519
2006 32 480
2005 33 454
2004 34 451
2003 37 455
2002 38 418
2001 40 467
2000 43 405
1999 46 399
1998 50 368
1997 55 357
1996 59 352
1995 65 332
1994 71 332
1993 80 331
1992 86 333
1991 94 332
1990 107 353
1989 113 382
1988 126 431
1987 136 480
1986 148 525
1985 160 573

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

GeoRank.org/birth-rate/iran/zimbabwe | 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 358 deaths in Zimbabwe.

Under-five mortality rates

Iran
Zimbabwe

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Iran Zimbabwe
2023 1.18% 4.42%
2022 1.22% 4.6%
2021 1.26% 4.76%
2020 1.3% 5.01%
2019 1.35% 5.11%
2018 1.39% 5.23%
2017 1.45% 5.5%
2016 1.5% 5.69%
2015 1.55% 5.98%
2014 1.61% 6.18%
2013 1.68% 6.55%
2012 1.75% 7.14%
2011 1.84% 7.88%
2010 1.93% 8.5%
2009 2.04% 9.03%
2008 2.17% 9.34%
2007 2.32% 9.47%
2006 2.48% 9.4%
2005 2.65% 9.23%
2004 2.83% 9.17%
2003 3.02% 8.85%
2002 3.22% 8.48%
2001 3.42% 9.79%
2000 3.63% 9.83%
1999 3.83% 9.92%
1998 4.02% 10%
1997 4.21% 10.1%
1996 4.4% 10%
1995 4.59% 9.83%
1994 4.79% 9.52%
1993 5% 9.16%
1992 5.22% 8.73%
1991 5.48% 8.33%
1990 5.76% 7.97%
1989 6.07% 7.69%
1988 6.42% 7.55%
1987 6.8% 7.61%
1986 7.2% 7.86%
1985 7.64% 8.31%
1984 8.13% 8.87%
1983 8.67% 9.5%
1982 9.3% 10.1%
1981 10% 10.7%
1980 10.8% 11.1%
1979 11.7% 11.3%
1978 12.6% 11.5%
1977 13.5% 11.5%
1976 14.4% 11.5%
1975 15.3% 11.4%
1974 16.2% 11.4%
1973 17.1% 11.4%
1972 18% 11.5%
1971 18.9% 11.5%
1970 - 11.7%
1969 - 11.8%
1968 - 12.1%
1967 - 12.4%
1966 - 12.7%
1965 - 13.1%
1964 - 13.5%
1963 - 14%
1962 - 14.4%
1961 - 14.8%
1960 - 15.2%

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

GeoRank.org/birth-rate/iran/zimbabwe | CC BY

The chance that a newborn baby will die before reaching age five is 1.18% in Iran and 4.42% in Zimbabwe. 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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