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Fertility & birth rates in Guinea-Bissau and Lesotho

Updated on by Georank team

Guinea-Bissau has an annual birth rate of 30 births per 1,000 people, compared to 24.1 for Lesotho. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 3.84 in Guinea-Bissau and 2.69 in Lesotho — 29.8% difference.

1960 vs 2023, the fertility rate has decreased by 35.2% in Guinea-Bissau and by 53.4% in Lesotho — in 1960, it was 5.92 and 5.78, respectively.

  • Guinea-Bissau is ranked 32/196 by birth rate compared to 56/196 for Lesotho.
  • The mean age at childbearing (for all the births, not just the first) is 29.4 in Guinea-Bissau — it's 27.8 in Lesotho.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 82 in Guinea-Bissau vs 70.6 in Lesotho.
  • In Guinea-Bissau, 25.5% of the population is composed of women of reproductive age (15-49), compared to 27.8% in Lesotho.

Fertility rate in Guinea-Bissau vs Lesotho by year

Guinea-Bissau
Lesotho
1x
Year Fertility rate
Guinea-Bissau Lesotho
2023 3.84 2.69
2022 3.91 2.72
2021 4 2.77
2020 4.08 2.85
2019 4.15 2.92
2018 4.24 3.02
2017 4.35 3.11
2016 4.52 3.18
2015 4.66 3.22
2014 4.79 3.24
2013 4.93 3.28
2012 5 3.3
2011 5.07 3.34
2010 5.11 3.25
2009 5.18 3.31
2008 5.27 3.39
2007 5.37 3.44
2006 5.41 3.41
2005 5.46 3.43
2004 5.5 3.51
2003 5.58 3.62
2002 5.63 3.68
2001 5.69 3.63
2000 5.79 3.61
1999 5.87 3.67
1998 5.97 3.82
1997 6.06 3.98
1996 6.14 4.06
1995 6.22 4.13
1994 6.3 4.21
1993 6.37 4.37
1992 6.44 4.54
1991 6.47 4.68
1990 6.5 4.81
1989 6.66 4.96
1988 6.69 5.1
1987 6.72 5.22
1986 6.73 5.32
1985 6.74 5.4
1984 6.73 5.48
1983 6.69 5.56
1982 6.64 5.63
1981 6.57 5.69
1980 6.49 5.75
1979 6.4 5.79
1978 6.32 5.82
1977 6.25 5.85
1976 6.19 5.87
1975 6.15 5.83
1974 6.12 5.75
1973 6.1 5.69
1972 6.08 5.69
1971 6.06 5.7
1970 6.04 5.7
1969 6.02 5.7
1968 6.01 5.73
1967 5.99 5.75
1966 5.98 5.76
1965 5.97 5.77
1964 5.96 5.77
1963 5.95 5.78
1962 5.94 5.79
1961 5.93 5.79
1960 5.92 5.78

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

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

According to the latest available data on birth rates, the fertility rate in Guinea-Bissau was 3.84 children per woman in 2023, compared to 2.69 in Lesotho in 2023. The replacement level is considered to be 2.1 children per woman.

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

Natural population change by year

Guinea-Bissau
Lesotho
1x
Year Natural population change
Guinea-Bissau Lesotho
2023 49,498 31,115
2022 48,920 30,803
2021 47,242 27,806
2020 46,718 30,721
2019 47,196 32,279
2018 46,659 33,112
2017 46,318 33,601
2016 46,814 33,390
2015 46,846 32,087
2014 46,615 30,922
2013 46,472 29,789
2012 45,480 27,592
2011 44,405 25,647
2010 43,067 21,877
2009 41,950 20,335
2008 40,841 19,349
2007 40,288 17,763
2006 38,886 15,234
2005 37,347 15,831
2004 36,495 17,271
2003 35,649 20,133
2002 34,561 22,274
2001 33,461 23,190
2000 32,816 24,786
1999 30,916 27,393
1998 30,390 30,889
1997 29,792 34,637
1996 29,778 36,228
1995 29,142 37,370
1994 27,895 38,629
1993 26,943 40,505
1992 25,747 42,579
1991 24,527 44,026
1990 23,936 45,060
1989 24,286 46,264
1988 23,940 47,158
1987 23,549 47,718
1986 23,301 45,232
1985 23,116 44,575
1984 22,861 43,785
1983 22,542 42,899
1982 22,131 41,941
1981 21,611 40,808
1980 21,024 39,617
1979 19,736 38,440
1978 17,468 37,084
1977 15,484 35,654
1976 13,688 34,117
1975 11,998 32,311
1974 10,321 30,444
1973 8,430 28,859
1972 7,911 27,841
1971 8,183 26,838
1970 7,632 25,935
1969 7,857 25,137
1968 7,289 24,490
1967 6,742 23,911
1966 6,955 23,326
1965 7,789 22,755
1964 8,989 22,116
1963 9,190 21,585
1962 10,662 21,132
1961 10,756 20,581
1960 10,618 19,981

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

GeoRank.org/birth-rate/guinea-bissau/lesotho | 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 +2.3% in Guinea-Bissau and +1.35% in Lesotho.

For the past 10 years, the annual natural population change has been +2.44% in Guinea-Bissau and +1.44% in Lesotho.

Birth rate in Guinea-Bissau vs Lesotho by year

Guinea-Bissau
Lesotho

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Guinea-Bissau Lesotho
2023 30 24.1
2022 30.5 24.4
2021 31 24.9
2020 31.4 25.6
2019 31.8 26.4
2018 32.4 27.4
2017 33 28.2
2016 34.2 28.9
2015 35.2 29.2
2014 36.1 29.5
2013 37.1 30
2012 37.6 30
2011 38 30.2
2010 38.3 29.2
2009 38.7 29.4
2008 39.3 29.6
2007 40 29.5
2006 40.3 28.6
2005 40.6 28.6
2004 40.8 28.7
2003 41.3 29.3
2002 41.6 29.4
2001 41.8 28.7
2000 42.3 28.2
1999 42.7 28.5
1998 43.2 29.2
1997 43.6 30.2
1996 43.9 30.4
1995 44.3 30.6
1994 44.5 31
1993 44.6 32
1992 44.8 33.2
1991 44.9 34.2
1990 45.3 35.1
1989 46.5 36.3
1988 46.8 37.4
1987 47.2 38.3
1986 47.7 37.5
1985 48.1 37.9
1984 48.4 38.4
1983 48.7 38.9
1982 48.8 39.5
1981 48.8 39.9
1980 48.6 40.4
1979 47.8 40.8
1978 45.3 41
1977 44 41.1
1976 42.5 41
1975 40.8 40.6
1974 38.8 40.2
1973 39.1 39.9
1972 38.6 40.2
1971 39.5 40.5
1970 38.6 40.8
1969 39.6 41.3
1968 38.8 41.9
1967 38.6 42.5
1966 40 43
1965 41.9 43.3
1964 44 43.5
1963 44.1 43.7
1962 44.6 44.1
1961 45.2 44.3
1960 45.4 44.6

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

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

The latest reported birth rate per 1,000 people in 2023 was 30 in Guinea-Bissau and 24.1 in Lesotho, compared with 45.4 and 44.6, respectively, in 1960.

Birth rate data compared

Guinea-Bissau Lesotho
Fertility rate 3.84 2.69
Fertility rate rank 32/196 68/196
Birth rate 30 24.1
Birth rate rank 32/196 56/196
Population change due to births and deaths +49,498 +31,115
Natural population change rank 95/196 103/196
Natural population change rate +2.3% +1.35%
Population growth +2.23% +1.12%
Population growth rank 42/197 93/197
Age at first childbirth n/a 20.9 years
Average age at childbearing 29.4 years 27.8 years
Annual births per 1,000 women ages 15-19 78.1 69.3
Annual births per 1,000 women ages 20-29 164.4 133.8
Annual births per 1,000 women ages 30+ 58.1 37.3
Female of reproductive age (15-49), share of population 25.5% 27.8%
Any modern method of contraceptive prevalence among married women ages 15-49 20.2% 65.3%
Share of births attended by skilled health staff 53.8% 86.6%
Maternal mortality per live birth 0.51% 0.48%
Neonatal mortality rate (before reaching 28 days of age) 3.27% 2.87%
Infant mortality rate (before reaching 1 year of age) 4.31% 5.54%
Mortality rate before reaching 5 years of age 6.93% 5.89%
Life expectancy 64.6 years 58.6 years

Children 0-14 years as share of population

Guinea-Bissau
Factual

UN forecast
Lesotho
Factual

UN forecast
1x
Year Young
Guinea-Bissau Lesotho
2100 19.7% 18%
2099 19.8% 18.1%
2098 19.9% 18.2%
2097 20% 18.3%
2096 20.2% 18.3%
2095 20.3% 18.4%
2094 20.4% 18.5%
2093 20.5% 18.6%
2092 20.6% 18.7%
2091 20.8% 18.9%
2090 20.9% 19%
2089 21% 19.1%
2088 21.2% 19.2%
2087 21.3% 19.3%
2086 21.5% 19.4%
2085 21.6% 19.6%
2084 21.8% 19.7%
2083 21.9% 19.8%
2082 22.1% 19.9%
2081 22.2% 20%
2080 22.4% 20.2%
2079 22.6% 20.3%
2078 22.7% 20.4%
2077 22.9% 20.5%
2076 23.1% 20.6%
2075 23.3% 20.7%
2074 23.4% 20.9%
2073 23.6% 21%
2072 23.8% 21.1%
2071 24% 21.3%
2070 24.2% 21.4%
2069 24.4% 21.5%
2068 24.6% 21.7%
2067 24.8% 21.9%
2066 25.1% 22%
2065 25.3% 22.2%
2064 25.5% 22.4%
2063 25.7% 22.6%
2062 26% 22.8%
2061 26.2% 23%
2060 26.5% 23.3%
2059 26.7% 23.5%
2058 27% 23.7%
2057 27.3% 24%
2056 27.5% 24.2%
2055 27.8% 24.5%
2054 28.1% 24.7%
2053 28.4% 25%
2052 28.7% 25.3%
2051 29% 25.5%
2050 29.3% 25.8%
2049 29.6% 26.1%
2048 29.9% 26.3%
2047 30.2% 26.5%
2046 30.5% 26.8%
2045 30.9% 27%
2044 31.2% 27.3%
2043 31.5% 27.5%
2042 31.9% 27.7%
2041 32.2% 28%
2040 32.5% 28.2%
2039 32.9% 28.4%
2038 33.2% 28.7%
2037 33.6% 28.9%
2036 33.9% 29.2%
2035 34.3% 29.5%
2034 34.6% 29.9%
2033 35% 30.3%
2032 35.3% 30.8%
2031 35.7% 31.3%
2030 36.2% 31.8%
2029 36.6% 32.3%
2028 37.1% 32.8%
2027 37.6% 33.4%
2026 38.1% 33.9%
2025 38.6% 34.3%
2024 38.8% 34.5%
2023 39.2% 34.9%
2022 39.7% 35.3%
2021 40.1% 35.6%
2020 40.5% 35.8%
2019 40.9% 36.1%
2018 41.3% 36.3%
2017 41.7% 36.5%
2016 42% 36.6%
2015 42.2% 36.6%
2014 42.5% 36.6%
2013 42.7% 36.5%
2012 42.8% 36.5%
2011 43% 36.5%
2010 43.2% 36.5%
2009 43.3% 36.6%
2008 43.5% 36.7%
2007 43.6% 36.8%
2006 43.8% 37.1%
2005 43.9% 37.4%
2004 44% 37.7%
2003 44.2% 38.1%
2002 44.3% 38.6%
2001 44.5% 39.1%
2000 44.7% 39.6%
1999 44.8% 40.2%
1998 45% 40.7%
1997 45.1% 41.2%
1996 45.2% 41.7%
1995 45.3% 42%
1994 45.4% 42.3%
1993 45.4% 42.6%
1992 45.5% 42.8%
1991 45.5% 42.9%
1990 45.7% 42.9%
1989 45.8% 42.8%
1988 45.9% 42.7%
1987 45.9% 42.5%
1986 46% 42.7%
1985 45.9% 43%
1984 45.9% 42.8%
1983 45.7% 42.7%
1982 45.5% 42.5%
1981 45.3% 42.3%
1980 45% 42.1%
1979 45.1% 41.9%
1978 44.8% 41.7%
1977 43.7% 41.5%
1976 42.6% 41.4%
1975 41.8% 41.6%
1974 41.4% 41.9%
1973 41.6% 42.3%
1972 41.9% 42.7%
1971 41.9% 43.1%
1970 41.9% 43.6%
1969 41.9% 44%
1968 41.8% 44.4%
1967 42.1% 44.8%
1966 41.9% 44.9%
1965 41% 44.8%
1964 39.6% 44.9%
1963 38.4% 45.2%
1962 37.7% 45.3%
1961 37.1% 45.2%
1960 36.9% 45.1%

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-bissau/lesotho | CC BY

Children aged 0-14 make up 38.8% of the population in Guinea-Bissau and 34.5% in Lesotho in 2024, compared to 45.7% and 42.9% respectively in 1990.

Demographics of Guinea-Bissau and Lesotho compared.

Fertility rates around the globe

1x

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

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

Maternal mortality chart: Guinea-Bissau vs Lesotho

Guinea-Bissau
Lesotho
1x
Year Maternal mortality per 100K births
Guinea-Bissau Lesotho
2023 505 478
2022 539 477
2021 617 577
2020 603 529
2019 598 467
2018 585 491
2017 597 468
2016 617 518
2015 631 594
2014 662 707
2013 707 855
2012 704 1,000
2011 678 1,210
2010 698 1,311
2009 753 1,387
2008 802 1,205
2007 792 891
2006 831 696
2005 956 549
2004 980 499
2003 1,069 508
2002 1,141 484
2001 1,222 465
2000 1,295 413
1999 1,461 371
1998 1,465 332
1997 1,642 312
1996 1,539 319
1995 1,556 357
1994 1,644 423
1993 1,613 542
1992 1,633 601
1991 1,663 641
1990 1,709 665
1989 1,698 680
1988 1,759 680
1987 1,796 686
1986 1,825 680
1985 1,851 711

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

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

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 505 deaths per 100,000 live births in Guinea-Bissau, compared to 478 deaths in Lesotho.

Under-five mortality rates

Guinea-Bissau
Lesotho

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Guinea-Bissau Lesotho
2023 6.93% 5.89%
2022 7.16% 6.15%
2021 7.41% 6.44%
2020 7.66% 6.68%
2019 7.91% 6.87%
2018 8.21% 6.91%
2017 8.53% 7.12%
2016 8.84% 7.18%
2015 9.18% 7.51%
2014 9.53% 7.82%
2013 9.93% 8.02%
2012 10.4% 8.26%
2011 10.9% 8.59%
2010 11.4% 9.01%
2009 12% 9.64%
2008 12.6% 10.9%
2007 13.2% 11.2%
2006 13.9% 11.5%
2005 14.5% 11.6%
2004 15.1% 11.5%
2003 15.7% 11.4%
2002 16.3% 11.2%
2001 16.8% 11.1%
2000 17.4% 10.9%
1999 17.9% 10.7%
1998 18.4% 10.5%
1997 18.9% 10.2%
1996 19.4% 9.83%
1995 19.9% 9.45%
1994 20.4% 9.07%
1993 20.9% 8.73%
1992 21.3% 8.51%
1991 21.8% 8.43%
1990 22.2% 8.47%
1989 22.7% 8.6%
1988 23.1% 8.8%
1987 23.5% 9.06%
1986 24% 9.36%
1985 24.4% 9.72%
1984 - 10.1%
1983 - 10.6%
1982 - 11.1%
1981 - 11.7%
1980 - 12.3%
1979 - 12.9%
1978 - 13.6%
1977 - 14.2%
1976 - 14.9%
1975 - 15.5%
1974 - 16%
1973 - 16.5%
1972 - 16.9%
1971 - 17.3%
1970 - 17.7%
1969 - 18%
1968 - 18.3%
1967 - 18.5%
1966 - 18.6%
1965 - 18.7%
1964 - 18.6%
1963 - 18.6%
1962 - 18.5%
1961 - 18.5%
1960 - 18.6%

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

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

The chance that a newborn baby will die before reaching age five is 6.93% in Guinea-Bissau and 5.89% in Lesotho. 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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