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Fertility & birth rates in Cayman Islands and Guinea-Bissau

Updated on by Georank team

The Cayman Islands has an annual birth rate of 11.8 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 1.53 in the Cayman Islands and 3.84 in Guinea-Bissau — 150.6% difference.

1960 vs 2023, the fertility rate has decreased by 67.5% in the Cayman Islands and by 35.2% in Guinea-Bissau — in 1960, it was 4.71 and 5.92, respectively.

  • The Cayman Islands is ranked 118/196 by birth rate compared to 32/196 for Guinea-Bissau.
  • The mean age at childbearing (for all the births, not just the first) is 31 in the Cayman Islands — it's 29.4 in Guinea-Bissau.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 11.3 in the Cayman Islands vs 82 in Guinea-Bissau.
  • In the Cayman Islands, 26.5% of the population is composed of women of reproductive age (15-49), compared to 25.5% in Guinea-Bissau.

Fertility rate in Cayman Islands vs Guinea-Bissau by year

Cayman Islands
Guinea-Bissau
1x
Year Fertility rate
Cayman Islands Guinea-Bissau
2023 1.53 3.84
2022 1.54 3.91
2021 1.55 4
2020 1.55 4.08
2019 1.51 4.15
2018 1.28 4.24
2017 1.22 4.35
2016 1.23 4.52
2015 1.27 4.66
2014 1.33 4.79
2013 1.45 4.93
2012 1.53 5
2011 1.64 5.07
2010 1.69 5.11
2009 1.72 5.18
2008 1.7 5.27
2007 1.68 5.37
2006 1.67 5.41
2005 1.67 5.46
2004 1.67 5.5
2003 1.67 5.58
2002 1.68 5.63
2001 1.7 5.69
2000 1.71 5.79
1999 1.71 5.87
1998 1.7 5.97
1997 1.7 6.06
1996 1.69 6.14
1995 1.67 6.22
1994 1.66 6.3
1993 1.67 6.37
1992 1.73 6.44
1991 1.85 6.47
1990 1.78 6.5
1989 1.76 6.66
1988 1.63 6.69
1987 1.58 6.72
1986 1.69 6.73
1985 1.75 6.74
1984 1.79 6.73
1983 1.83 6.69
1982 2.01 6.64
1981 2.38 6.57
1980 2.4 6.49
1979 2.37 6.4
1978 2.37 6.32
1977 2.41 6.25
1976 2.53 6.19
1975 2.72 6.15
1974 2.96 6.12
1973 3.56 6.1
1972 4.89 6.08
1971 3.47 6.06
1970 4.66 6.04
1969 3.52 6.02
1968 3.99 6.01
1967 4.05 5.99
1966 4.08 5.98
1965 4.16 5.97
1964 4.41 5.96
1963 4.69 5.95
1962 4.79 5.94
1961 4.78 5.93
1960 4.71 5.92

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

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

According to the latest available data on birth rates, the fertility rate in the Cayman Islands was 1.53 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 the Cayman Islands vs Guinea-Bissau population clock for a dynamic visualization of the changing population.

Natural population change by year

Cayman Islands
Guinea-Bissau
1x
Year Natural population change
Cayman Islands Guinea-Bissau
2023 514 49,498
2022 527 48,920
2021 533 47,242
2020 539 46,718
2019 514 47,196
2018 383 46,659
2017 351 46,318
2016 351 46,814
2015 364 46,846
2014 392 46,615
2013 439 46,472
2012 468 45,480
2011 503 44,405
2010 515 43,067
2009 513 41,950
2008 490 40,841
2007 468 40,288
2006 451 38,886
2005 439 37,347
2004 426 36,495
2003 416 35,649
2002 407 34,561
2001 400 33,461
2000 392 32,816
1999 394 30,916
1998 392 30,390
1997 387 29,792
1996 377 29,778
1995 362 29,142
1994 343 27,895
1993 325 26,943
1992 320 25,747
1991 327 24,527
1990 284 23,936
1989 269 24,286
1988 233 23,940
1987 214 23,549
1986 227 23,301
1985 225 23,116
1984 216 22,861
1983 206 22,542
1982 217 22,131
1981 255 21,611
1980 232 21,024
1979 210 19,736
1978 195 17,468
1977 184 15,484
1976 180 13,688
1975 181 11,998
1974 184 10,321
1973 216 8,430
1972 292 7,911
1971 158 8,183
1970 219 7,632
1969 139 7,857
1968 167 7,289
1967 168 6,742
1966 167 6,955
1965 168 7,789
1964 179 8,989
1963 191 9,190
1962 192 10,662
1961 188 10,756
1960 180 10,618

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

GeoRank.org/birth-rate/cayman-islands/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 +0.7% in the Cayman Islands and +2.3% in Guinea-Bissau.

For the past 10 years, the annual natural population change has been +0.67% in the Cayman Islands and +2.44% in Guinea-Bissau.

Birth rate in Cayman Islands vs Guinea-Bissau by year

Cayman Islands
Guinea-Bissau

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Cayman Islands Guinea-Bissau
2023 11.8 30
2022 12.2 30.5
2021 12.6 31
2020 12.7 31.4
2019 12.4 31.8
2018 10.6 32.4
2017 10.2 33
2016 10.3 34.2
2015 10.6 35.2
2014 11.2 36.1
2013 12.2 37.1
2012 13.1 37.6
2011 14.1 38
2010 14.7 38.3
2009 15 38.7
2008 14.9 39.3
2007 14.8 40
2006 14.7 40.3
2005 14.8 40.6
2004 14.9 40.8
2003 14.9 41.3
2002 15 41.6
2001 15.2 41.8
2000 15.4 42.3
1999 15.8 42.7
1998 16.2 43.2
1997 16.5 43.6
1996 16.7 43.9
1995 16.7 44.3
1994 16.7 44.5
1993 16.7 44.6
1992 17.2 44.8
1991 18.2 44.9
1990 17.3 45.3
1989 17.2 46.5
1988 16.1 46.8
1987 15.6 47.2
1986 16.6 47.7
1985 17.1 48.1
1984 17.3 48.4
1983 17.4 48.7
1982 18.7 48.8
1981 21.7 48.8
1980 21.3 48.6
1979 20.7 47.8
1978 20.3 45.3
1977 20.2 44
1976 20.7 42.5
1975 21.6 40.8
1974 22.9 38.8
1973 26.6 39.1
1972 34.8 38.6
1971 24.3 39.5
1970 31.7 38.6
1969 24.5 39.6
1968 27.7 38.8
1967 28.2 38.6
1966 28.7 40
1965 29.6 41.9
1964 31.7 44
1963 34.1 44.1
1962 35.3 44.6
1961 35.7 45.2
1960 35.7 45.4

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

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

The latest reported birth rate per 1,000 people in 2023 was 11.8 in the Cayman Islands and 30 in Guinea-Bissau, compared with 35.7 and 45.4, respectively, in 1960.

Birth rate data compared

Cayman Islands Guinea-Bissau
Fertility rate 1.53 3.84
Fertility rate rank 135/196 32/196
Birth rate 11.8 30
Birth rate rank 118/196 32/196
Population change due to births and deaths +514 +49,498
Natural population change rank 144/196 95/196
Natural population change rate +0.7% +2.3%
Population growth +1.94% +2.23%
Population growth rank 54/197 42/197
Average age at childbearing 31 years 29.4 years
Annual births per 1,000 women ages 15-19 9.47 78.1
Annual births per 1,000 women ages 20-29 58.6 164.4
Annual births per 1,000 women ages 30+ 22.1 58.1
Female of reproductive age (15-49), share of population 26.5% 25.5%
Any modern method of contraceptive prevalence among married women ages 15-49 n/a 20.2%
Share of births attended by skilled health staff 100% 53.8%
Maternal mortality per live birth n/a 0.51%
Neonatal mortality rate (before reaching 28 days of age) n/a 3.27%
Infant mortality rate (before reaching 1 year of age) 0.55% 4.31%
Mortality rate before reaching 5 years of age n/a 6.93%
Life expectancy 80.9 years 64.6 years

Children 0-14 years as share of population

Cayman Islands
Factual

UN forecast
Guinea-Bissau
Factual

UN forecast
1x
Year Young
Cayman Islands Guinea-Bissau
2100 13.3% 19.7%
2099 13.3% 19.8%
2098 13.3% 19.9%
2097 13.4% 20%
2096 13.4% 20.2%
2095 13.4% 20.3%
2094 13.5% 20.4%
2093 13.5% 20.5%
2092 13.5% 20.6%
2091 13.5% 20.8%
2090 13.5% 20.9%
2089 13.5% 21%
2088 13.5% 21.2%
2087 13.5% 21.3%
2086 13.5% 21.5%
2085 13.5% 21.6%
2084 13.5% 21.8%
2083 13.4% 21.9%
2082 13.4% 22.1%
2081 13.4% 22.2%
2080 13.4% 22.4%
2079 13.4% 22.6%
2078 13.4% 22.7%
2077 13.4% 22.9%
2076 13.4% 23.1%
2075 13.5% 23.3%
2074 13.5% 23.4%
2073 13.5% 23.6%
2072 13.6% 23.8%
2071 13.6% 24%
2070 13.7% 24.2%
2069 13.7% 24.4%
2068 13.7% 24.6%
2067 13.8% 24.8%
2066 13.8% 25.1%
2065 13.8% 25.3%
2064 13.9% 25.5%
2063 13.9% 25.7%
2062 13.9% 26%
2061 13.9% 26.2%
2060 13.9% 26.5%
2059 13.9% 26.7%
2058 13.9% 27%
2057 13.8% 27.3%
2056 13.8% 27.5%
2055 13.8% 27.8%
2054 13.8% 28.1%
2053 13.7% 28.4%
2052 13.7% 28.7%
2051 13.7% 29%
2050 13.7% 29.3%
2049 13.6% 29.6%
2048 13.6% 29.9%
2047 13.6% 30.2%
2046 13.6% 30.5%
2045 13.7% 30.9%
2044 13.7% 31.2%
2043 13.8% 31.5%
2042 13.9% 31.9%
2041 14% 32.2%
2040 14.1% 32.5%
2039 14.3% 32.9%
2038 14.5% 33.2%
2037 14.7% 33.6%
2036 15% 33.9%
2035 15.1% 34.3%
2034 15.2% 34.6%
2033 15.3% 35%
2032 15.4% 35.3%
2031 15.5% 35.7%
2030 15.6% 36.2%
2029 15.7% 36.6%
2028 15.8% 37.1%
2027 15.9% 37.6%
2026 16% 38.1%
2025 16.1% 38.6%
2024 16.2% 38.8%
2023 16.3% 39.2%
2022 16.4% 39.7%
2021 16.3% 40.1%
2020 16.5% 40.5%
2019 16.8% 40.9%
2018 17% 41.3%
2017 17.2% 41.7%
2016 17.4% 42%
2015 17.7% 42.2%
2014 17.9% 42.5%
2013 18% 42.7%
2012 18.1% 42.8%
2011 18.2% 43%
2010 18.2% 43.2%
2009 18.3% 43.3%
2008 18.5% 43.5%
2007 18.7% 43.6%
2006 18.9% 43.8%
2005 19.1% 43.9%
2004 19.3% 44%
2003 19.5% 44.2%
2002 19.6% 44.3%
2001 19.6% 44.5%
2000 19.6% 44.7%
1999 19.6% 44.8%
1998 19.8% 45%
1997 20.1% 45.1%
1996 20.3% 45.2%
1995 20.5% 45.3%
1994 20.7% 45.4%
1993 21% 45.4%
1992 21.3% 45.5%
1991 21.8% 45.5%
1990 22.3% 45.7%
1989 22.9% 45.8%
1988 23.4% 45.9%
1987 24.1% 45.9%
1986 24.8% 46%
1985 25.5% 45.9%
1984 26.2% 45.9%
1983 26.9% 45.7%
1982 27.5% 45.5%
1981 28.2% 45.3%
1980 28.7% 45%
1979 29.5% 45.1%
1978 30.7% 44.8%
1977 31.9% 43.7%
1976 33% 42.6%
1975 34.1% 41.8%
1974 35.2% 41.4%
1973 36.2% 41.6%
1972 37.1% 41.9%
1971 37.9% 41.9%
1970 38.7% 41.9%
1969 39.2% 41.9%
1968 39.4% 41.8%
1967 39.5% 42.1%
1966 39.4% 41.9%
1965 39.2% 41%
1964 38.8% 39.6%
1963 38.4% 38.4%
1962 37.7% 37.7%
1961 37% 37.1%
1960 36.3% 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/cayman-islands/guinea-bissau | CC BY

Children aged 0-14 make up 16.2% of the population in the Cayman Islands and 38.8% in Guinea-Bissau in 2024, compared to 22.3% and 45.7% respectively in 1990.

Demographics of the Cayman Islands 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/cayman-islands/guinea-bissau | CC BY

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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) (2020, retrieved 2026-02-20)

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