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Fertility & birth rates in Guinea and Guinea-Bissau

Updated on by Georank team

Guinea has an annual birth rate of 33.8 births per 1,000 people, compared to 30 for Guinea-Bissau. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 4.22 in Guinea and 3.84 in Guinea-Bissau — 9.03% difference.

1960 vs 2023, the fertility rate has decreased by 31% in Guinea and by 35.2% in Guinea-Bissau — in 1960, it was 6.11 and 5.92, respectively.

  • Guinea is ranked 15/196 by birth rate compared to 32/196 for Guinea-Bissau.
  • The mean age at childbearing (for all the births, not just the first) is 28.1 in Guinea — it's 29.4 in Guinea-Bissau.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 118.6 in Guinea vs 82 in Guinea-Bissau.
  • In Guinea, 24.5% of the population is composed of women of reproductive age (15-49), compared to 25.5% in Guinea-Bissau.

Fertility rate in Guinea vs Guinea-Bissau by year

Guinea
Guinea-Bissau
1x
Year Fertility rate
Guinea Guinea-Bissau
2023 4.22 3.84
2022 4.3 3.91
2021 4.4 4
2020 4.49 4.08
2019 4.58 4.15
2018 4.67 4.24
2017 4.79 4.35
2016 4.92 4.52
2015 5 4.66
2014 5.07 4.79
2013 5.15 4.93
2012 5.23 5
2011 5.34 5.07
2010 5.44 5.11
2009 5.53 5.18
2008 5.6 5.27
2007 5.66 5.37
2006 5.7 5.41
2005 5.73 5.46
2004 5.73 5.5
2003 5.74 5.58
2002 5.78 5.63
2001 5.83 5.69
2000 5.92 5.79
1999 5.99 5.87
1998 6.05 5.97
1997 6.12 6.06
1996 6.21 6.14
1995 6.29 6.22
1994 6.36 6.3
1993 6.41 6.37
1992 6.45 6.44
1991 6.48 6.47
1990 6.52 6.5
1989 6.55 6.66
1988 6.56 6.69
1987 6.57 6.72
1986 6.55 6.73
1985 6.53 6.74
1984 6.51 6.73
1983 6.49 6.69
1982 6.49 6.64
1981 6.46 6.57
1980 6.46 6.49
1979 6.45 6.4
1978 6.44 6.32
1977 6.43 6.25
1976 6.4 6.19
1975 6.37 6.15
1974 6.34 6.12
1973 6.31 6.1
1972 6.28 6.08
1971 6.26 6.06
1970 6.24 6.04
1969 6.23 6.02
1968 6.21 6.01
1967 6.2 5.99
1966 6.19 5.98
1965 6.18 5.97
1964 6.17 5.96
1963 6.15 5.95
1962 6.14 5.94
1961 6.13 5.93
1960 6.11 5.92

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

GeoRank.org/birth-rate/guinea/guinea-bissau | CC BY

According to the latest available data on birth rates, the fertility rate in Guinea was 4.22 children per woman in 2023, compared to 3.84 in Guinea-Bissau in 2023. The replacement level is considered to be 2.1 children per woman.

Check Guinea vs Guinea-Bissau population clock for a dynamic visualization of the changing population.

Natural population change by year

Guinea
Guinea-Bissau
1x
Year Natural population change
Guinea Guinea-Bissau
2023 356,147 49,498
2022 352,517 48,920
2021 345,121 47,242
2020 342,289 46,718
2019 338,984 47,196
2018 332,585 46,659
2017 328,542 46,318
2016 324,608 46,814
2015 316,604 46,846
2014 309,539 46,615
2013 304,430 46,472
2012 298,094 45,480
2011 293,318 44,405
2010 288,512 43,067
2009 281,920 41,950
2008 274,327 40,841
2007 266,070 40,288
2006 258,518 38,886
2005 251,209 37,347
2004 242,075 36,495
2003 234,774 35,649
2002 229,022 34,561
2001 227,642 33,461
2000 227,081 32,816
1999 223,968 30,916
1998 219,385 30,390
1997 220,373 29,792
1996 214,896 29,778
1995 205,644 29,142
1994 201,439 27,895
1993 195,612 26,943
1992 189,682 25,747
1991 181,299 24,527
1990 169,926 23,936
1989 164,707 24,286
1988 159,566 23,940
1987 154,178 23,549
1986 148,137 23,301
1985 142,313 23,116
1984 136,640 22,861
1983 130,629 22,542
1982 126,831 22,131
1981 121,223 21,611
1980 117,186 21,024
1979 113,141 19,736
1978 109,415 17,468
1977 105,990 15,484
1976 102,449 13,688
1975 99,267 11,998
1974 96,315 10,321
1973 93,764 8,430
1972 91,147 7,911
1971 88,358 8,183
1970 85,418 7,632
1969 82,799 7,857
1968 79,892 7,289
1967 77,251 6,742
1966 74,748 6,955
1965 72,134 7,789
1964 69,848 8,989
1963 67,690 9,190
1962 65,672 10,662
1961 63,766 10,756
1960 61,848 10,618

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

GeoRank.org/birth-rate/guinea/guinea-bissau | 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 +2.47% in Guinea and +2.3% in Guinea-Bissau.

For the past 10 years, the annual natural population change has been +2.6% in Guinea and +2.44% in Guinea-Bissau.

Birth rate in Guinea vs Guinea-Bissau by year

Guinea
Guinea-Bissau

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Guinea Guinea-Bissau
2023 33.8 30
2022 34.4 30.5
2021 35 31
2020 35.5 31.4
2019 36 31.8
2018 36.3 32.4
2017 36.9 33
2016 37.4 34.2
2015 37.8 35.2
2014 38 36.1
2013 38.4 37.1
2012 38.7 37.6
2011 39.2 38
2010 39.6 38.3
2009 39.9 38.7
2008 40.1 39.3
2007 40.2 40
2006 40.3 40.3
2005 40.4 40.6
2004 40.2 40.8
2003 40.3 41.3
2002 40.6 41.6
2001 41.3 41.8
2000 41.8 42.3
1999 42.4 42.7
1998 42.8 43.2
1997 43.9 43.6
1996 44.2 43.9
1995 44.3 44.3
1994 45.1 44.5
1993 45.4 44.6
1992 45.9 44.8
1991 45.8 44.9
1990 45.5 45.3
1989 46 46.5
1988 46.2 46.8
1987 46.3 47.2
1986 46.2 47.7
1985 46.1 48.1
1984 46 48.4
1983 45.9 48.7
1982 45.9 48.8
1981 45.7 48.8
1980 45.8 48.6
1979 45.7 47.8
1978 45.7 45.3
1977 45.7 44
1976 45.6 42.5
1975 45.6 40.8
1974 45.6 38.8
1973 45.6 39.1
1972 45.6 38.6
1971 45.6 39.5
1970 45.5 38.6
1969 45.5 39.6
1968 45.5 38.8
1967 45.5 38.6
1966 45.5 40
1965 45.5 41.9
1964 45.5 44
1963 45.6 44.1
1962 45.6 44.6
1961 45.6 45.2
1960 45.6 45.4

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

GeoRank.org/birth-rate/guinea/guinea-bissau | CC BY

The latest reported birth rate per 1,000 people in 2023 was 33.8 in Guinea and 30 in Guinea-Bissau, compared with 45.6 and 45.4, respectively, in 1960.

Birth rate data compared

Guinea Guinea-Bissau
Fertility rate 4.22 3.84
Fertility rate rank 20/196 32/196
Birth rate 33.8 30
Birth rate rank 15/196 32/196
Population change due to births and deaths +356,147 +49,498
Natural population change rank 48/196 95/196
Natural population change rate +2.47% +2.3%
Population growth +2.42% +2.23%
Population growth rank 32/197 42/197
Age at first childbirth 19.9 years n/a
Average age at childbearing 28.1 years 29.4 years
Annual births per 1,000 women ages 15-19 114.3 78.1
Annual births per 1,000 women ages 20-29 188.4 164.4
Annual births per 1,000 women ages 30+ 58.4 58.1
Female of reproductive age (15-49), share of population 24.5% 25.5%
Any modern method of contraceptive prevalence among married women ages 15-49 10.6% 20.2%
Share of births attended by skilled health staff 55.3% 53.8%
Maternal mortality per live birth 0.49% 0.51%
Neonatal mortality rate (before reaching 28 days of age) 3.03% 3.27%
Infant mortality rate (before reaching 1 year of age) 6.15% 4.31%
Mortality rate before reaching 5 years of age 9.5% 6.93%
Life expectancy 61.2 years 64.6 years

Children 0-14 years as share of population

Guinea
Factual

UN forecast
Guinea-Bissau
Factual

UN forecast
1x
Year Young
Guinea Guinea-Bissau
2100 20.5% 19.7%
2099 20.6% 19.8%
2098 20.8% 19.9%
2097 20.9% 20%
2096 21% 20.2%
2095 21.2% 20.3%
2094 21.3% 20.4%
2093 21.4% 20.5%
2092 21.6% 20.6%
2091 21.7% 20.8%
2090 21.9% 20.9%
2089 22% 21%
2088 22.2% 21.2%
2087 22.3% 21.3%
2086 22.5% 21.5%
2085 22.6% 21.6%
2084 22.8% 21.8%
2083 22.9% 21.9%
2082 23.1% 22.1%
2081 23.3% 22.2%
2080 23.4% 22.4%
2079 23.6% 22.6%
2078 23.8% 22.7%
2077 24% 22.9%
2076 24.1% 23.1%
2075 24.3% 23.3%
2074 24.5% 23.4%
2073 24.7% 23.6%
2072 25% 23.8%
2071 25.2% 24%
2070 25.4% 24.2%
2069 25.6% 24.4%
2068 25.9% 24.6%
2067 26.1% 24.8%
2066 26.4% 25.1%
2065 26.6% 25.3%
2064 26.9% 25.5%
2063 27.2% 25.7%
2062 27.5% 26%
2061 27.7% 26.2%
2060 28% 26.5%
2059 28.3% 26.7%
2058 28.6% 27%
2057 28.9% 27.3%
2056 29.2% 27.5%
2055 29.5% 27.8%
2054 29.8% 28.1%
2053 30.1% 28.4%
2052 30.4% 28.7%
2051 30.7% 29%
2050 31% 29.3%
2049 31.3% 29.6%
2048 31.7% 29.9%
2047 32% 30.2%
2046 32.4% 30.5%
2045 32.7% 30.9%
2044 33.1% 31.2%
2043 33.5% 31.5%
2042 33.9% 31.9%
2041 34.3% 32.2%
2040 34.7% 32.5%
2039 35.1% 32.9%
2038 35.5% 33.2%
2037 35.9% 33.6%
2036 36.4% 33.9%
2035 36.8% 34.3%
2034 37.3% 34.6%
2033 37.7% 35%
2032 38.1% 35.3%
2031 38.5% 35.7%
2030 38.9% 36.2%
2029 39.3% 36.6%
2028 39.7% 37.1%
2027 40% 37.6%
2026 40.4% 38.1%
2025 40.7% 38.6%
2024 40.9% 38.8%
2023 41.2% 39.2%
2022 41.6% 39.7%
2021 41.9% 40.1%
2020 42.1% 40.5%
2019 42.4% 40.9%
2018 42.6% 41.3%
2017 42.9% 41.7%
2016 43.1% 42%
2015 43.3% 42.2%
2014 43.5% 42.5%
2013 43.8% 42.7%
2012 44% 42.8%
2011 44.2% 43%
2010 44.5% 43.2%
2009 44.7% 43.3%
2008 44.9% 43.5%
2007 45.1% 43.6%
2006 45.3% 43.8%
2005 45.3% 43.9%
2004 45.3% 44%
2003 45.4% 44.2%
2002 45.5% 44.3%
2001 45.3% 44.5%
2000 44.9% 44.7%
1999 44.7% 44.8%
1998 44.5% 45%
1997 44.2% 45.1%
1996 43.9% 45.2%
1995 43.8% 45.3%
1994 43.7% 45.4%
1993 43.6% 45.4%
1992 43.5% 45.5%
1991 43.4% 45.5%
1990 43.3% 45.7%
1989 43.2% 45.8%
1988 43.1% 45.9%
1987 43.1% 45.9%
1986 43% 46%
1985 43% 45.9%
1984 42.9% 45.9%
1983 42.8% 45.7%
1982 42.7% 45.5%
1981 42.6% 45.3%
1980 42.4% 45%
1979 42.2% 45.1%
1978 42% 44.8%
1977 41.8% 43.7%
1976 41.5% 42.6%
1975 41.3% 41.8%
1974 41.1% 41.4%
1973 40.9% 41.6%
1972 40.7% 41.9%
1971 40.5% 41.9%
1970 40.4% 41.9%
1969 40.3% 41.9%
1968 40.3% 41.8%
1967 40.2% 42.1%
1966 40.2% 41.9%
1965 40.1% 41%
1964 40% 39.6%
1963 39.9% 38.4%
1962 39.9% 37.7%
1961 39.7% 37.1%
1960 39.6% 36.9%

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/guinea/guinea-bissau | CC BY

Children aged 0-14 make up 40.9% of the population in Guinea and 38.8% in Guinea-Bissau in 2024, compared to 43.3% and 45.7% respectively in 1990.

Demographics of Guinea and Guinea-Bissau compared.

Fertility rates around the globe

1x

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

GeoRank.org/birth-rate/guinea/guinea-bissau | CC BY

Maternal mortality chart: Guinea vs Guinea-Bissau

Guinea
Guinea-Bissau
1x
Year Maternal mortality per 100K births
Guinea Guinea-Bissau
2023 494 505
2022 500 539
2021 533 617
2020 528 603
2019 548 598
2018 560 585
2017 582 597
2016 606 617
2015 642 631
2014 664 662
2013 682 707
2012 703 704
2011 728 678
2010 750 698
2009 766 753
2008 772 802
2007 802 792
2006 825 831
2005 843 956
2004 869 980
2003 892 1,069
2002 916 1,141
2001 946 1,222
2000 951 1,295
1999 960 1,461
1998 971 1,465
1997 994 1,642
1996 1,010 1,539
1995 1,042 1,556
1994 1,081 1,644
1993 1,094 1,613
1992 1,124 1,633
1991 1,143 1,663
1990 1,162 1,709
1989 1,188 1,698
1988 1,202 1,759
1987 1,218 1,796
1986 1,234 1,825
1985 1,248 1,851

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

GeoRank.org/birth-rate/guinea/guinea-bissau | CC BY

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 494 deaths per 100,000 live births in Guinea, compared to 505 deaths in Guinea-Bissau.

Under-five mortality rates

Guinea
Guinea-Bissau

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Guinea Guinea-Bissau
2023 9.5% 6.93%
2022 9.78% 7.16%
2021 10.1% 7.41%
2020 10.3% 7.66%
2019 10.6% 7.91%
2018 10.8% 8.21%
2017 11% 8.53%
2016 11.2% 8.84%
2015 11.4% 9.18%
2014 11.6% 9.53%
2013 11.7% 9.93%
2012 11.8% 10.4%
2011 12% 10.9%
2010 12.2% 11.4%
2009 12.4% 12%
2008 12.7% 12.6%
2007 12.9% 13.2%
2006 13.3% 13.9%
2005 13.7% 14.5%
2004 14.1% 15.1%
2003 14.6% 15.7%
2002 15.2% 16.3%
2001 15.9% 16.8%
2000 16.5% 17.4%
1999 17.2% 17.9%
1998 17.9% 18.4%
1997 18.6% 18.9%
1996 19.3% 19.4%
1995 20% 19.9%
1994 20.7% 20.4%
1993 21.4% 20.9%
1992 22.1% 21.3%
1991 22.7% 21.8%
1990 23.3% 22.2%
1989 23.9% 22.7%
1988 24.4% 23.1%
1987 24.8% 23.5%
1986 25.3% 24%
1985 25.8% 24.4%
1984 26.2% -
1983 26.7% -
1982 27.2% -
1981 27.7% -
1980 28.2% -
1979 28.7% -
1978 29.2% -
1977 29.7% -
1976 30.1% -
1975 30.6% -
1974 30.9% -
1973 31.3% -
1972 31.6% -
1971 31.9% -
1970 32.2% -
1969 32.5% -
1968 32.8% -
1967 33.1% -
1966 33.4% -
1965 33.6% -
1964 33.9% -
1963 34.2% -
1962 34.4% -
1961 34.7% -
1960 35% -

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

GeoRank.org/birth-rate/guinea/guinea-bissau | CC BY

The chance that a newborn baby will die before reaching age five is 9.5% in Guinea and 6.93% in Guinea-Bissau. 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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