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Fertility & birth rates in Equatorial Guinea and Sao Tome and Principe

Updated on by Georank team

Equatorial Guinea has an annual birth rate of 29.6 births per 1,000 people, compared to 28.2 for Sao Tome and Principe. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 4.08 in Equatorial Guinea and 3.64 in Sao Tome and Principe — 10.7% difference.

1960 vs 2023, the fertility rate has decreased by 27.8% in Equatorial Guinea and by 41.6% in Sao Tome and Principe — in 1960, it was 5.65 and 6.24, respectively.

  • Equatorial Guinea is ranked 33/196 by birth rate compared to 39/196 for Sao Tome and Principe.
  • The mean age at childbearing (for all the births, not just the first) is 26.9 in Equatorial Guinea — it's 28.4 in Sao Tome and Principe.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 150.4 in Equatorial Guinea vs 86.2 in Sao Tome and Principe.
  • In Equatorial Guinea, 22.7% of the population is composed of women of reproductive age (15-49), compared to 25.2% in Sao Tome and Principe.

Fertility rate in Equatorial Guinea vs Sao Tome and Principe by year

Equatorial Guinea
Sao Tome and Principe
1x
Year Fertility rate
Equatorial Guinea Sao Tome
2023 4.08 3.64
2022 4.17 3.7
2021 4.27 3.76
2020 4.35 3.83
2019 4.43 3.9
2018 4.51 3.98
2017 4.6 4.07
2016 4.69 4.2
2015 4.77 4.35
2014 4.86 4.49
2013 4.95 4.58
2012 5.04 4.66
2011 5.13 4.72
2010 5.21 4.77
2009 5.29 4.84
2008 5.36 4.91
2007 5.43 4.96
2006 5.5 4.93
2005 5.56 4.94
2004 5.62 4.96
2003 5.68 5.01
2002 5.73 5.06
2001 5.79 5.1
2000 5.83 5.16
1999 5.88 5.23
1998 5.91 5.3
1997 5.94 5.4
1996 5.96 5.47
1995 5.97 5.55
1994 5.98 5.56
1993 5.98 5.64
1992 5.98 5.7
1991 5.99 5.77
1990 5.99 5.83
1989 5.99 5.88
1988 5.98 5.94
1987 5.97 5.99
1986 5.96 6.05
1985 5.95 6.1
1984 5.93 6.16
1983 5.9 6.22
1982 5.88 6.28
1981 5.86 6.33
1980 5.84 6.39
1979 5.82 6.43
1978 5.8 6.47
1977 5.8 6.5
1976 5.79 6.52
1975 5.79 6.53
1974 5.8 6.53
1973 5.8 6.53
1972 5.81 6.51
1971 5.81 6.49
1970 5.81 6.47
1969 5.8 6.44
1968 5.79 6.42
1967 5.78 6.39
1966 5.76 6.37
1965 5.73 6.35
1964 5.71 6.33
1963 5.69 6.31
1962 5.67 6.28
1961 5.66 6.26
1960 5.65 6.24

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

GeoRank.org/birth-rate/equatorial-guinea/sao-tome-and-principe | CC BY

According to the latest available data on birth rates, the fertility rate in Equatorial Guinea was 4.08 children per woman in 2023, compared to 3.64 in Sao Tome and Principe in 2023. The replacement level is considered to be 2.1 children per woman.

Check Equatorial Guinea vs Sao Tome and Principe population clock for a dynamic visualization of the changing population.

Natural population change by year

Equatorial Guinea
Sao Tome and Principe
1x
Year Natural population change
Equatorial Guinea Sao Tome
2023 40,140 5,221
2022 39,873 5,102
2021 39,160 4,954
2020 38,994 4,874
2019 38,894 4,932
2018 38,332 4,957
2017 37,740 5,007
2016 37,180 5,125
2015 36,543 5,269
2014 35,889 5,381
2013 35,158 5,449
2012 34,347 5,501
2011 33,502 5,445
2010 32,368 5,391
2009 31,184 5,349
2008 29,941 5,297
2007 28,672 5,226
2006 27,404 5,057
2005 26,116 4,897
2004 24,666 4,810
2003 23,168 4,702
2002 21,744 4,591
2001 20,376 4,471
2000 19,132 4,334
1999 18,465 4,221
1998 17,854 4,120
1997 17,305 4,041
1996 16,802 3,993
1995 16,345 3,948
1994 15,937 3,860
1993 15,459 3,841
1992 15,010 3,822
1991 14,581 3,801
1990 14,158 3,719
1989 13,724 3,576
1988 13,266 3,544
1987 12,727 3,440
1986 12,061 3,180
1985 11,179 3,242
1984 10,076 3,163
1983 8,886 3,100
1982 8,182 3,047
1981 7,573 3,015
1980 7,142 2,965
1979 5,786 2,893
1978 5,635 2,800
1977 5,550 2,705
1976 2,451 2,608
1975 4,580 2,515
1974 5,697 2,422
1973 6,508 2,329
1972 6,572 2,232
1971 4,822 2,127
1970 2,715 1,980
1969 2,593 1,862
1968 6,417 1,767
1967 6,135 1,693
1966 5,868 1,642
1965 5,618 1,611
1964 5,393 1,600
1963 5,192 1,609
1962 5,013 1,625
1961 4,858 1,657
1960 4,727 1,547

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

GeoRank.org/birth-rate/equatorial-guinea/sao-tome-and-principe | 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 +2.17% in Equatorial Guinea and +2.26% in Sao Tome and Principe.

For the past 10 years, the annual natural population change has been +2.35% in Equatorial Guinea and +2.4% in Sao Tome and Principe.

Birth rate in Equatorial Guinea vs Sao Tome and Principe by year

Equatorial Guinea
Sao Tome and Principe

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Equatorial Guinea Sao Tome
2023 29.6 28.2
2022 30.1 28.3
2021 30.7 28.5
2020 31.4 28.6
2019 31.8 29.2
2018 32.4 29.8
2017 33.1 30.6
2016 33.8 31.7
2015 34.5 33
2014 35.3 34.3
2013 36 35.4
2012 36.8 36.4
2011 37.5 36.8
2010 38 37.3
2009 38.5 37.9
2008 39 38.5
2007 39.4 38.9
2006 39.7 38.9
2005 39.9 39
2004 39.8 39.2
2003 40 39.6
2002 40.2 39.8
2001 40.4 40
2000 40.8 39.7
1999 41.8 39.4
1998 42.3 39.2
1997 42.8 39.2
1996 43.3 39.3
1995 43.9 39.5
1994 44.5 39.4
1993 44.9 39.8
1992 45.3 40.2
1991 45.7 40.7
1990 46.1 40.7
1989 46.5 40.9
1988 46.7 40.9
1987 46.8 41
1986 46.5 41
1985 45.8 41
1984 44.5 41.1
1983 42.8 41.2
1982 42.6 41.3
1981 42.6 41.5
1980 42.7 41.6
1979 42.9 41.6
1978 43 41.4
1977 43.1 41.3
1976 43.1 41.1
1975 43.2 40.9
1974 43.2 40.6
1973 43.1 40.3
1972 43 39.9
1971 42.6 39.5
1970 42.2 38.8
1969 41.6 38.2
1968 41.2 37.8
1967 40.9 37.7
1966 40.7 38
1965 40.5 38.6
1964 40.3 39.7
1963 40.2 41.1
1962 40.2 42.7
1961 40.3 44.6
1960 40.4 44.6

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

GeoRank.org/birth-rate/equatorial-guinea/sao-tome-and-principe | CC BY

The latest reported birth rate per 1,000 people in 2023 was 29.6 in Equatorial Guinea and 28.2 in Sao Tome and Principe, compared with 40.4 and 44.6, respectively, in 1960.

Birth rate data compared

Equatorial Guinea Sao Tome
Fertility rate 4.08 3.64
Fertility rate rank 25/196 41/196
Birth rate 29.6 28.2
Birth rate rank 33/196 39/196
Population change due to births and deaths +40,140 +5,221
Natural population change rank 101/196 126/196
Natural population change rate +2.17% +2.26%
Population growth +2.43% +2.02%
Population growth rank 30/197 49/197
Age at first childbirth n/a 19.4 years
Average age at childbearing 26.9 years 28.4 years
Annual births per 1,000 women ages 15-19 151.2 82.5
Annual births per 1,000 women ages 20-29 182.9 169.9
Annual births per 1,000 women ages 30+ 48.3 47.4
Female of reproductive age (15-49), share of population 22.7% 25.2%
Any modern method of contraceptive prevalence among married women ages 15-49 9.6% 46%
Share of births attended by skilled health staff 68.3% 96.8%
Maternal mortality per live birth 0.17% 0.08%
Neonatal mortality rate (before reaching 28 days of age) 2.72% 0.68%
Infant mortality rate (before reaching 1 year of age) 4.91% 0.94%
Mortality rate before reaching 5 years of age 7.06% 1.39%
Life expectancy 64.3 years 70.3 years

Children 0-14 years as share of population

Equatorial Guinea
Factual

UN forecast
Sao Tome and Principe
Factual

UN forecast
1x
Year Young
Equatorial Guinea Sao Tome
2100 20% 19.5%
2099 20.1% 19.6%
2098 20.3% 19.8%
2097 20.4% 19.9%
2096 20.6% 20%
2095 20.7% 20.2%
2094 20.9% 20.3%
2093 21% 20.4%
2092 21.2% 20.6%
2091 21.4% 20.7%
2090 21.5% 20.9%
2089 21.7% 21.1%
2088 21.9% 21.2%
2087 22.1% 21.4%
2086 22.3% 21.6%
2085 22.5% 21.8%
2084 22.7% 22%
2083 22.9% 22.2%
2082 23.1% 22.4%
2081 23.3% 22.6%
2080 23.5% 22.9%
2079 23.7% 23.1%
2078 23.9% 23.3%
2077 24.1% 23.5%
2076 24.4% 23.7%
2075 24.6% 24%
2074 24.8% 24.2%
2073 25% 24.4%
2072 25.3% 24.6%
2071 25.5% 24.8%
2070 25.7% 25%
2069 26% 25.2%
2068 26.2% 25.4%
2067 26.4% 25.6%
2066 26.7% 25.9%
2065 26.9% 26.1%
2064 27.2% 26.3%
2063 27.4% 26.5%
2062 27.7% 26.8%
2061 27.9% 27%
2060 28.2% 27.3%
2059 28.5% 27.5%
2058 28.7% 27.8%
2057 29% 28.1%
2056 29.3% 28.4%
2055 29.5% 28.7%
2054 29.8% 29%
2053 30.1% 29.4%
2052 30.4% 29.7%
2051 30.6% 30.1%
2050 30.9% 30.4%
2049 31.2% 30.8%
2048 31.4% 31.1%
2047 31.7% 31.5%
2046 31.9% 31.8%
2045 32.1% 32.1%
2044 32.4% 32.5%
2043 32.6% 32.8%
2042 32.9% 33.1%
2041 33.1% 33.4%
2040 33.4% 33.6%
2039 33.6% 33.9%
2038 33.8% 34.1%
2037 34.1% 34.4%
2036 34.3% 34.6%
2035 34.6% 34.7%
2034 34.8% 34.9%
2033 35.1% 35.1%
2032 35.4% 35.3%
2031 35.6% 35.5%
2030 35.9% 35.8%
2029 36.2% 36.1%
2028 36.5% 36.6%
2027 36.7% 37%
2026 37% 37.3%
2025 37.2% 37.6%
2024 37.3% 37.8%
2023 37.5% 38.3%
2022 37.7% 38.8%
2021 37.8% 39.4%
2020 37.9% 39.9%
2019 38% 40.5%
2018 38.2% 40.9%
2017 38.3% 41.4%
2016 38.3% 41.7%
2015 38.3% 41.9%
2014 38.3% 42%
2013 38.3% 42%
2012 38.3% 42%
2011 38.3% 42%
2010 38.3% 42.1%
2009 38.5% 42.1%
2008 38.7% 42.1%
2007 38.9% 42%
2006 39.2% 42%
2005 39.5% 42%
2004 40.1% 42.1%
2003 40.8% 42.2%
2002 41.5% 42.3%
2001 42.2% 42.5%
2000 42.7% 42.8%
1999 43% 43.4%
1998 43.1% 43.9%
1997 43.1% 44.3%
1996 43.1% 44.7%
1995 43% 44.9%
1994 42.8% 45.1%
1993 42.6% 45.2%
1992 42.3% 45.2%
1991 42% 45.1%
1990 41.6% 45.1%
1989 41.3% 45%
1988 40.9% 45%
1987 40.6% 44.9%
1986 40.4% 44.7%
1985 40.4% 44.5%
1984 40.8% 44.4%
1983 41.6% 44.5%
1982 42% 44.5%
1981 41.8% 44.7%
1980 41.7% 44.9%
1979 41.5% 45.1%
1978 41.2% 45.2%
1977 41% 45.3%
1976 40.8% 45.4%
1975 40.5% 45.5%
1974 40.2% 45.6%
1973 40% 45.7%
1972 39.9% 45.9%
1971 39.7% 46.1%
1970 39.5% 46.2%
1969 39.2% 45.8%
1968 39.1% 44.9%
1967 39.1% 44%
1966 39.1% 42.9%
1965 39.2% 41.6%
1964 39.3% 40.2%
1963 39.2% 38.5%
1962 39% 36.6%
1961 38.7% 34.3%
1960 38.5% 32.9%

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/equatorial-guinea/sao-tome-and-principe | CC BY

Children aged 0-14 make up 37.3% of the population in Equatorial Guinea and 37.8% in Sao Tome and Principe in 2024, compared to 41.6% and 45.1% respectively in 1990.

Demographics of Equatorial Guinea and Sao Tome and Principe compared.

Fertility rates around the globe

1x

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

GeoRank.org/birth-rate/equatorial-guinea/sao-tome-and-principe | CC BY

Maternal mortality chart: Equatorial Guinea vs Sao Tome and Principe

Equatorial Guinea
Sao Tome and Principe
1x
Year Maternal mortality per 100K births
Equatorial Guinea Sao Tome
2023 174 75
2022 183 82
2021 202 98
2020 196 92
2019 198 95
2018 204 100
2017 212 110
2016 216 119
2015 222 128
2014 227 138
2013 236 150
2012 245 158
2011 254 164
2010 259 170
2009 267 172
2008 276 174
2007 289 174
2006 299 177
2005 312 181
2004 323 177
2003 343 178
2002 364 179
2001 388 178
2000 406 180
1999 442 179
1998 476 175
1997 507 173
1996 544 171
1995 587 172
1994 639 168
1993 668 166
1992 682 164
1991 688 166
1990 689 164
1989 688 167
1988 675 157
1987 672 161
1986 666 175
1985 658 159

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

GeoRank.org/birth-rate/equatorial-guinea/sao-tome-and-principe | CC BY

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 174 deaths per 100,000 live births in Equatorial Guinea, compared to 75 deaths in Sao Tome and Principe.

Under-five mortality rates

Equatorial Guinea
Sao Tome and Principe

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Equatorial Guinea Sao Tome
2023 7.06% 1.39%
2022 7.34% 1.46%
2021 7.61% 1.53%
2020 7.88% 1.6%
2019 8.17% 1.7%
2018 8.42% 1.81%
2017 8.7% 1.95%
2016 8.99% 2.11%
2015 9.33% 2.31%
2014 9.66% 2.54%
2013 9.99% 2.77%
2012 10.3% 3.04%
2011 10.7% 3.33%
2010 11.1% 3.63%
2009 11.5% 3.95%
2008 11.9% 4.3%
2007 12.4% 4.68%
2006 12.9% 5.11%
2005 13.3% 5.56%
2004 13.8% 6.05%
2003 14.3% 6.57%
2002 14.7% 7.1%
2001 15.2% 7.66%
2000 15.6% 8.21%
1999 16% 8.76%
1998 16.4% 9.26%
1997 16.7% 9.73%
1996 16.9% 10.1%
1995 17.1% 10.4%
1994 17.3% 10.7%
1993 17.5% 10.8%
1992 17.6% 10.9%
1991 17.7% 10.9%
1990 17.9% 10.8%
1989 18% 10.7%
1988 18.2% 10.6%
1987 18.4% 10.4%
1986 18.6% 11.4%
1985 18.9% 9.99%
1984 19.3% 9.77%
1983 19.7% 9.56%
1982 20.1% 9.37%
1981 - 9.21%
1980 - 9.1%
1979 - 9.02%
1978 - 8.96%
1977 - 8.93%
1976 - 8.89%
1975 - 8.85%
1974 - 8.79%
1973 - 8.73%
1972 - 8.67%
1971 - 8.63%
1970 - 8.64%
1969 - 8.71%
1968 - 8.85%
1967 - 9.04%
1966 - 9.29%
1965 - 9.56%

Data sources: World Bank | Health (1965–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/equatorial-guinea/sao-tome-and-principe | CC BY

The chance that a newborn baby will die before reaching age five is 7.06% in Equatorial Guinea and 1.39% in Sao Tome and Principe. 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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