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Fertility & birth rates in Comoros and Zambia

Updated on by Georank team

Comoros has an annual birth rate of 28.7 births per 1,000 people, compared to 33.1 for Zambia. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 3.88 in Comoros and 4.1 in Zambia — 5.75% difference.

1960 vs 2023, the fertility rate has decreased by -42.9% in Comoros and by -41% in Zambia — in 1960, it was 6.79 and 6.95, respectively.

Birth rates facts compared:

  • Comoros is ranked 35/196 by birth rate compared to 19/196 for Zambia.
  • The mean age for first-time mothers is 23 years in Comoros, compared to 19.2 years in Zambia.
  • The mean age at childbearing (for all the births, not just the first) is 30.2 in Comoros — it's 28.4 in Zambia.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 55.2 in Comoros vs 115.9 in Zambia.
  • In Comoros, 24.7% of the population is composed of women of reproductive age (15-49), compared to 25.3% in Zambia.
  • Excluding migration, the natural population change due to births and deaths from 2022 to 2023 was +2.15% in Comoros and +2.79% in Zambia.

Birth rate data compared

Comoros Zambia
Fertility rate 3.88 4.1
Birth rate 28.7 33.1
Birth rate rank 35/196 19/196
Age at first childbirth 23 years 19.2 years
Average age at childbearing 30.2 years 28.4 years
Annual births per 1,000 women ages 15-19 52.5 115
Annual births per 1,000 women ages 20-29 160.3 175.9
Annual births per 1,000 women ages 30+ 64.5 65.3
Female of reproductive age (15-49), share of population 24.7% 25.3%
Any modern method of contraceptive prevalence among married women ages 15-49 8.6% 47.5%
Share of births attended by skilled health staff 82.2% 80.4%
Maternal mortality per live birth 0.18% 0.09%
Neonatal mortality rate (before reaching 28 days of age) 2.25% 2.2%
Infant mortality rate (before reaching 1 year of age) 3.57% 3.09%
Mortality rate before reaching 5 years of age, per 1,000 live births 3.98% 4.47%
Population change due to births and deaths +18,247 +577,660
Natural population change rank 111/196 34/196
Natural population change rate +2.15% +2.79%
Population growth +1.91% +2.85%
Population growth rank 58/197 22/197
Life expectancy 67.2 years 66.7 years

Fertility rate in Comoros vs Zambia chart

According to the latest available data on birth rates, the fertility rate in Comoros was 3.88 children per woman in 2023, compared to 4.1 in Zambia in 2023. The replacement level is considered to be 2.1 children per woman.

Check Comoros vs Zambia population clock for a dynamic visualization of the changing population.

The chart below showcases historical changes in the birth rates.

Comoros
Factual

UN forecast
Zambia
Factual

UN forecast

Births per woman

Year Fertility rate
Comoros Zambia
1960 6.79 6.95
1961 6.85 6.98
1962 6.9 7.01
1963 6.92 7.06
1964 6.94 7.09
1965 6.97 7.12
1966 7 7.14
1967 7.02 7.15
1968 7.05 7.18
1969 7.07 7.18
1970 7.1 7.22
1971 7.12 7.26
1972 7.14 7.3
1973 7.17 7.34
1974 7.16 7.36
1975 7.16 7.42
1976 7.16 7.39
1977 7.15 7.35
1978 7.16 7.29
1979 7.16 7.22
1980 7.15 7.14
1981 7.14 7.07
1982 7.13 7.04
1983 7.11 7.01
1984 7.07 6.97
1985 7.02 6.93
1986 6.95 6.87
1987 6.87 6.8
1988 6.76 6.7
1989 6.65 6.64
1990 6.51 6.57
1991 6.35 6.46
1992 6.19 6.35
1993 6.02 6.3
1994 5.86 6.26
1995 5.73 6.23
1996 5.63 6.18
1997 5.51 6.12
1998 5.39 6.07
1999 5.28 6
2000 5.23 5.92
2001 5.2 5.85
2002 5.16 5.77
2003 5.12 5.71
2004 5.07 5.7
2005 5.01 5.7
2006 4.93 5.68
2007 4.86 5.61
2008 4.81 5.53
2009 4.78 5.45
2010 4.76 5.36
2011 4.72 5.26
2012 4.65 5.14
2013 4.57 5.01
2014 4.49 4.89
2015 4.42 4.78
2016 4.35 4.67
2017 4.28 4.57
2018 4.21 4.49
2019 4.14 4.42
2020 4.07 4.32
2021 4 4.25
2022 3.94 4.18
2023 3.88 4.1
2024 3.82 4.04
2025 3.76 3.97
2026 3.71 3.91
2027 3.65 3.85
2028 3.6 3.77
2029 3.55 3.72
2030 3.5 3.67
2031 3.44 3.61
2032 3.4 3.56
2033 3.36 3.5
2034 3.31 3.45
2035 3.27 3.4
2036 3.23 3.35
2037 3.19 3.3
2038 3.15 3.25
2039 3.11 3.19
2040 3.07 3.15
2041 3.04 3.11
2042 3 3.07
2043 2.97 3.03
2044 2.93 3
2045 2.9 2.96
2046 2.87 2.93
2047 2.84 2.9
2048 2.81 2.87
2049 2.78 2.84
2050 2.76 2.81

Children 0-14 years as share of population

Comoros
Factual

UN forecast
Zambia
Factual

UN forecast
Year Share of people 0-14 years old
Comoros Zambia
1960 41.6% 46%
1961 42% 46.2%
1962 42.5% 46.3%
1963 43.1% 46.5%
1964 43.7% 46.7%
1965 44.1% 46.9%
1966 44.5% 46.9%
1967 44.9% 47%
1968 45.3% 47.1%
1969 45.6% 47.2%
1970 45.8% 47.4%
1971 45.9% 47.7%
1972 46% 48%
1973 46.2% 48.3%
1974 46.3% 48.6%
1975 46.4% 48.8%
1976 46.6% 49.1%
1977 46.7% 49.2%
1978 46.8% 49.4%
1979 46.9% 49.5%
1980 46.9% 49.5%
1981 46.9% 49.4%
1982 46.9% 49.3%
1983 46.9% 49.1%
1984 46.8% 49%
1985 46.9% 48.9%
1986 46.9% 48.8%
1987 46.9% 48.7%
1988 46.9% 48.6%
1989 47% 48.5%
1990 47% 48.4%
1991 46.9% 48.3%
1992 47.1% 48.2%
1993 47.5% 48.2%
1994 47.7% 48.2%
1995 47.9% 48.2%
1996 47.9% 48.2%
1997 47.9% 48.2%
1998 47.7% 48.2%
1999 47.4% 48.1%
2000 47% 48%
2001 46.7% 47.8%
2002 46.6% 47.6%
2003 46.3% 47.4%
2004 45.7% 47.3%
2005 45% 47.1%
2006 44.3% 47%
2007 43.6% 46.8%
2008 42.9% 46.6%
2009 42.2% 46.4%
2010 41.6% 46.3%
2011 41% 46.1%
2012 40.5% 45.9%
2013 40.2% 45.7%
2014 40% 45.5%
2015 39.8% 45.2%
2016 39.6% 44.9%
2017 39.3% 44.5%
2018 38.9% 44.1%
2019 38.6% 43.8%
2020 38.3% 43.3%
2021 38% 42.9%
2022 37.7% 42.4%
2023 37.4% 42%
2024 37.1% 41.5%
2025 36.9% 41%
2026 36.6% 40.5%
2027 36.3% 40%
2028 36% 39.6%
2029 35.7% 39.2%
2030 35.3% 38.8%
2031 35% 38.5%
2032 34.7% 38.1%
2033 34.4% 37.8%
2034 34% 37.5%
2035 33.7% 37.1%
2036 33.4% 36.8%
2037 33.1% 36.5%
2038 32.8% 36.1%
2039 32.5% 35.8%
2040 32.2% 35.4%
2041 32% 35.1%
2042 31.7% 34.7%
2043 31.5% 34.4%
2044 31.2% 34%
2045 31% 33.7%
2046 30.8% 33.3%
2047 30.6% 33%
2048 30.3% 32.6%
2049 30.1% 32.3%
2050 29.9% 32%

Children aged 0-14 make up 37.1% of the population in Comoros and 41.5% in Zambia in 2024, compared to 47% and 48.4% respectively in 1990.

Demographics of Comoros and Zambia compared.

Natural population change in Comoros vs Zambia by year

For the past 10 years, the annual natural population change (excluding migration) has been +2.31% in Comoros and +2.87% in Zambia. The chart below illustrates the comparison of the absolute yearly changes resulting from births and deaths.

Comoros
Zambia

Natural population change

Year Population change due to births and deaths
Comoros Zambia
1960 4,886 102,335
1961 5,027 106,318
1962 5,157 110,173
1963 5,249 114,555
1964 5,359 117,197
1965 5,465 122,814
1966 5,601 127,164
1967 5,741 131,938
1968 5,960 137,315
1969 6,189 142,660
1970 6,456 149,380
1971 6,722 155,249
1972 7,019 161,648
1973 7,328 168,258
1974 7,654 174,484
1975 7,752 182,258
1976 8,371 186,762
1977 8,750 191,557
1978 9,189 194,933
1979 9,637 197,578
1980 10,095 198,817
1981 10,569 202,822
1982 11,002 207,621
1983 11,367 212,712
1984 11,830 216,695
1985 12,202 221,351
1986 12,566 224,768
1987 12,869 227,813
1988 13,144 230,118
1989 13,374 233,429
1990 13,610 235,835
1991 13,783 237,957
1992 13,867 239,953
1993 13,667 245,917
1994 13,465 252,023
1995 13,403 257,897
1996 13,390 262,468
1997 13,254 268,198
1998 13,099 275,568
1999 13,161 283,297
2000 13,270 293,186
2001 13,598 302,682
2002 13,760 316,041
2003 14,031 331,189
2004 14,349 349,352
2005 14,810 368,756
2006 15,124 387,891
2007 15,393 403,729
2008 15,804 419,560
2009 16,315 434,458
2010 16,849 448,337
2011 17,313 459,743
2012 17,565 469,406
2013 17,776 476,846
2014 17,876 483,663
2015 17,961 491,021
2016 17,913 497,521
2017 17,798 504,630
2018 17,883 515,644
2019 17,936 528,089
2020 17,906 536,484
2021 17,645 535,629
2022 18,154 563,456
2023 18,247 577,660

Fertility rates around the globe

Fertility rate

Maternal mortality chart: Comoros vs Zambia

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 179 deaths per 100,000 live births in Comoros, compared to 85 deaths in Zambia.

Comoros
Zambia
Year Maternal mortality per 100K births
Comoros Zambia
1985 850 596
1986 825 619
1987 811 630
1988 791 635
1989 768 635
1990 737 625
1991 704 611
1992 675 581
1993 642 532
1994 602 507
1995 571 466
1996 545 433
1997 520 403
1998 515 392
1999 486 378
2000 476 340
2001 440 306
2002 428 274
2003 400 250
2004 385 260
2005 373 264
2006 360 262
2007 352 324
2008 334 394
2009 320 406
2010 305 332
2011 291 291
2012 274 256
2013 260 213
2014 247 174
2015 237 154
2016 225 158
2017 219 141
2018 209 117
2019 202 103
2020 198 99
2021 215 140
2022 186 89
2023 179 85

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 3.98% in Comoros and 4.47% in Zambia. Below is the historical data on under-five mortality rates.

Comoros
Zambia

Probability that a newborn baby will die before reaching age five

Year Mortality rate before reaching 5 years of age, per 1,000 live births
Comoros Zambia
1960 - 20.5%
1961 - 20.1%
1962 - 19.8%
1963 - 19.5%
1964 - 19.2%
1965 - 19%
1966 - 18.9%
1967 - 18.7%
1968 - 18.5%
1969 - 18.3%
1970 23.2% 17.9%
1971 22.5% 17.4%
1972 22% 16.9%
1973 21.4% 16.3%
1974 20.8% 15.9%
1975 20.3% 15.5%
1976 19.7% 15.4%
1977 19.1% 15.3%
1978 18.6% 15.3%
1979 18% 15.4%
1980 17.4% 15.5%
1981 16.8% 15.6%
1982 16.2% 15.7%
1983 15.7% 15.9%
1984 15.1% 16.2%
1985 14.6% 16.6%
1986 14% 17%
1987 13.5% 17.3%
1988 13% 17.7%
1989 12.6% 17.9%
1990 12.1% 18.1%
1991 11.6% 18.1%
1992 11.1% 18.1%
1993 10.7% 17.9%
1994 10.2% 17.7%
1995 9.78% 17.3%
1996 9.37% 17%
1997 9% 16.7%
1998 8.63% 16.3%
1999 8.28% 15.9%
2000 7.96% 15.3%
2001 7.65% 14.4%
2002 7.36% 13.4%
2003 7.07% 12.4%
2004 6.8% 11.4%
2005 6.55% 10.5%
2006 6.31% 9.71%
2007 6.08% 9.14%
2008 5.88% 8.62%
2009 5.69% 8%
2010 5.51% 7.57%
2011 5.36% 7.31%
2012 5.21% 7.04%
2013 5.08% 6.72%
2014 4.97% 6.38%
2015 4.87% 6.15%
2016 4.76% 5.9%
2017 4.66% 5.61%
2018 4.56% 5.52%
2019 4.46% 5.41%
2020 4.35% 5.24%
2021 4.24% 4.92%
2022 4.11% 4.67%
2023 3.98% 4.47%

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Birth rate comparisons

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