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Fertility & birth rates in Bulgaria and Gambia

Updated on by Georank team

Bulgaria has an annual birth rate of 8.9 births per 1,000 people, compared to 30.4 for the Gambia. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 1.81 in Bulgaria and 4.01 in the Gambia — 121.3% difference.

1960 vs 2023, the fertility rate has decreased by 21.6% in Bulgaria and by 35.9% in the Gambia — in 1960, it was 2.31 and 6.25, respectively.

  • Bulgaria is ranked 165/196 by birth rate compared to 30/196 for the Gambia.
  • The mean age for first-time mothers is 26.9 years in Bulgaria, compared to 20.7 years in the Gambia.
  • The mean age at childbearing (for all the births, not just the first) is 28.3 in Bulgaria — it's 29.8 in the Gambia.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 39.1 in Bulgaria vs 58.1 in the Gambia.
  • In Bulgaria, 20.7% of the population is composed of women of reproductive age (15-49), compared to 24.5% in the Gambia.

Fertility rate in Bulgaria vs Gambia by year

Bulgaria
Gambia
1x
Year Fertility rate
Bulgaria Gambia
2023 1.81 4.01
2022 1.78 4.08
2021 1.8 4.17
2020 1.77 4.25
2019 1.79 4.33
2018 1.73 4.42
2017 1.71 4.61
2016 1.67 4.81
2015 1.64 5
2014 1.62 5.2
2013 1.54 5.39
2012 1.5 5.52
2011 1.51 5.54
2010 1.57 5.56
2009 1.66 5.57
2008 1.56 5.63
2007 1.49 5.69
2006 1.44 5.74
2005 1.37 5.71
2004 1.33 5.68
2003 1.26 5.66
2002 1.23 5.66
2001 1.21 5.67
2000 1.26 5.72
1999 1.23 5.77
1998 1.11 5.82
1997 1.09 5.85
1996 1.23 5.93
1995 1.23 5.99
1994 1.37 6.04
1993 1.46 6.03
1992 1.55 6.11
1991 1.66 6.19
1990 1.82 6.25
1989 1.9 6.25
1988 1.97 6.26
1987 1.96 6.3
1986 2.02 6.34
1985 1.97 6.36
1984 2.01 6.39
1983 2.01 6.39
1982 2.01 6.4
1981 2 6.4
1980 2.05 6.41
1979 2.16 6.41
1978 2.15 6.42
1977 2.21 6.43
1976 2.24 6.43
1975 2.23 6.43
1974 2.29 6.42
1973 2.15 6.41
1972 2.03 6.37
1971 2.1 6.33
1970 2.17 6.26
1969 2.27 6.25
1968 2.27 6.22
1967 2.02 6.21
1966 2.03 6.18
1965 2.09 6.19
1964 2.19 6.2
1963 2.21 6.2
1962 2.24 6.21
1961 2.29 6.23
1960 2.31 6.25

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

GeoRank.org/birth-rate/bulgaria/gambia | CC BY

According to the latest available data on birth rates, the fertility rate in Bulgaria was 1.81 children per woman in 2023, compared to 4.01 in the Gambia in 2023. The replacement level is considered to be 2.1 children per woman.

Check Bulgaria vs the Gambia population clock for a dynamic visualization of the changing population.

Natural population change by year

Bulgaria
Gambia
1x
Year Natural population change
Bulgaria Gambia
2023 -43,837 65,118
2022 -62,065 63,634
2021 -90,452 62,239
2020 -65,507 62,209
2019 -46,317 61,701
2018 -46,304 60,854
2017 -45,583 61,665
2016 -42,744 62,358
2015 -44,699 62,832
2014 -41,027 63,185
2013 -37,948 63,510
2012 -40,183 62,745
2011 -37,477 60,571
2010 -34,759 58,554
2009 -26,800 56,575
2008 -32,967 55,032
2007 -37,727 53,653
2006 -39,526 52,335
2005 -42,124 50,010
2004 -40,128 48,276
2003 -44,319 46,473
2002 -46,240 45,156
2001 -44,050 44,154
2000 -41,668 43,249
1999 -39,411 42,533
1998 -52,844 41,842
1997 -58,185 40,742
1996 -45,159 40,253
1995 -42,030 39,681
1994 -32,086 38,880
1993 -24,569 37,302
1992 -18,789 35,951
1991 -14,675 34,584
1990 -3,487 33,163
1989 5,326 31,504
1988 9,879 29,938
1987 8,971 28,452
1986 16,125 27,195
1985 11,649 25,795
1984 20,610 24,586
1983 21,455 23,175
1982 24,077 21,894
1981 29,341 20,156
1980 30,129 19,566
1979 40,599 18,543
1978 44,070 17,424
1977 47,543 16,773
1976 56,055 16,032
1975 54,941 15,256
1974 64,223 14,628
1973 57,760 14,046
1972 47,169 13,432
1971 52,925 12,842
1970 61,125 12,128
1969 63,256 11,670
1968 69,468 11,215
1967 49,861 10,823
1966 54,504 10,422
1965 58,249 10,162
1964 66,783 9,825
1963 66,241 9,493
1962 64,104 9,150
1961 75,460 8,778
1960 76,314 8,420

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

GeoRank.org/birth-rate/bulgaria/gambia | 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 -0.68% in Bulgaria and +2.41% in the Gambia.

For the past 10 years, the annual natural population change has been -0.79% in Bulgaria and +2.59% in the Gambia.

Birth rate in Bulgaria vs Gambia by year

Bulgaria
Gambia

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Bulgaria Gambia
2023 8.9 30.4
2022 8.8 30.8
2021 9 31.2
2020 9 31.5
2019 9.3 31.9
2018 9.3 32.3
2017 9.4 33.5
2016 9.4 34.6
2015 9.4 35.7
2014 9.6 36.9
2013 9.3 38.1
2012 9.5 38.8
2011 9.6 38.8
2010 10.2 38.9
2009 10.9 38.9
2008 10.4 39.2
2007 10 39.5
2006 9.7 39.9
2005 9.3 39.7
2004 9.1 39.7
2003 8.7 39.7
2002 8.5 40
2001 8.5 40.5
2000 9 41.1
1999 8.8 41.8
1998 7.9 42.5
1997 7.7 43.2
1996 8.6 44.1
1995 8.6 45.1
1994 9.4 45.9
1993 10 46.1
1992 10.4 46.6
1991 11.1 47.2
1990 12.1 47.7
1989 12.6 47.9
1988 13.1 48.1
1987 13 48.5
1986 13.4 48.8
1985 13.3 49
1984 13.6 49.3
1983 13.8 49
1982 13.9 48.8
1981 14 48.5
1980 14.5 48.2
1979 15.3 47.8
1978 15.5 47.6
1977 16.1 47.5
1976 16.5 47.4
1975 16.6 47.3
1974 17.2 47.3
1973 16.2 47.5
1972 15.3 47.5
1971 15.9 47.6
1970 16.3 47.4
1969 17 47.6
1968 16.9 47.9
1967 15 48.2
1966 14.9 48.5
1965 15.3 49
1964 16.1 49.4
1963 16.4 49.8
1962 16.7 50
1961 17.4 50.3
1960 17.8 50.4

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

GeoRank.org/birth-rate/bulgaria/gambia | CC BY

The latest reported birth rate per 1,000 people in 2023 was 8.9 in Bulgaria and 30.4 in the Gambia, compared with 17.8 and 50.4, respectively, in 1960.

Birth rate data compared

Bulgaria Gambia
Fertility rate 1.81 4.01
Fertility rate rank 110/196 26/196
Birth rate 8.9 30.4
Birth rate rank 165/196 30/196
Population change due to births and deaths -43,837 +65,118
Natural population change rank 182/196 88/196
Natural population change rate -0.68% +2.41%
Population growth -0.08% +2.3%
Population growth rank 171/197 37/197
Age at first childbirth 26.9 years 20.7 years
Average age at childbearing 28.3 years 29.8 years
Annual births per 1,000 women ages 15-19 36 52.8
Annual births per 1,000 women ages 20-29 86.2 170.7
Annual births per 1,000 women ages 30+ 10.7 67.5
Female of reproductive age (15-49), share of population 20.7% 24.5%
Any modern method of contraceptive prevalence among married women ages 15-49 39.6% 17.1%
Share of births attended by skilled health staff 94.5% 83.8%
Maternal mortality per live birth 0.006% 0.35%
Neonatal mortality rate (before reaching 28 days of age) 0.26% 2.37%
Infant mortality rate (before reaching 1 year of age) 0.5% 3.38%
Mortality rate before reaching 5 years of age 0.61% 4.41%
Life expectancy 76.1 years 66.5 years

Children 0-14 years as share of population

Bulgaria
Factual

UN forecast
Gambia
Factual

UN forecast
1x
Year Young
Bulgaria Gambia
2100 13% 18.1%
2099 13.1% 18.2%
2098 13.1% 18.3%
2097 13.1% 18.4%
2096 13.2% 18.5%
2095 13.2% 18.6%
2094 13.3% 18.7%
2093 13.4% 18.9%
2092 13.4% 19%
2091 13.4% 19.1%
2090 13.5% 19.3%
2089 13.5% 19.4%
2088 13.6% 19.6%
2087 13.6% 19.7%
2086 13.6% 19.9%
2085 13.6% 20%
2084 13.6% 20.2%
2083 13.6% 20.3%
2082 13.6% 20.5%
2081 13.6% 20.6%
2080 13.6% 20.8%
2079 13.6% 21%
2078 13.6% 21.2%
2077 13.6% 21.3%
2076 13.6% 21.5%
2075 13.5% 21.7%
2074 13.5% 21.9%
2073 13.5% 22.1%
2072 13.5% 22.3%
2071 13.5% 22.6%
2070 13.5% 22.8%
2069 13.6% 23%
2068 13.6% 23.2%
2067 13.6% 23.5%
2066 13.6% 23.7%
2065 13.6% 24%
2064 13.7% 24.3%
2063 13.7% 24.5%
2062 13.7% 24.8%
2061 13.8% 25.1%
2060 13.8% 25.4%
2059 13.8% 25.7%
2058 13.9% 26%
2057 13.9% 26.3%
2056 13.9% 26.7%
2055 13.9% 27%
2054 13.9% 27.3%
2053 13.9% 27.6%
2052 13.9% 28%
2051 13.8% 28.3%
2050 13.8% 28.6%
2049 13.8% 28.9%
2048 13.7% 29.3%
2047 13.7% 29.6%
2046 13.6% 30%
2045 13.6% 30.3%
2044 13.6% 30.7%
2043 13.6% 31.1%
2042 13.6% 31.5%
2041 13.6% 31.9%
2040 13.6% 32.3%
2039 13.6% 32.7%
2038 13.7% 33.2%
2037 13.7% 33.6%
2036 13.7% 34.1%
2035 13.7% 34.5%
2034 13.8% 35%
2033 13.8% 35.4%
2032 13.9% 35.9%
2031 14% 36.4%
2030 14.1% 37%
2029 14.2% 37.6%
2028 14.2% 38.2%
2027 14.3% 38.9%
2026 14.4% 39.5%
2025 14.4% 40%
2024 14.5% 40.2%
2023 14.5% 40.7%
2022 14.5% 41.2%
2021 14.5% 41.6%
2020 14.4% 42%
2019 14.4% 42.4%
2018 14.3% 42.8%
2017 14.2% 43.1%
2016 14% 43.3%
2015 13.9% 43.6%
2014 13.8% 43.7%
2013 13.7% 43.9%
2012 13.6% 44.1%
2011 13.5% 44.3%
2010 13.5% 44.5%
2009 13.4% 44.8%
2008 13.3% 45.1%
2007 13.4% 45.3%
2006 13.5% 45.6%
2005 13.7% 45.9%
2004 14% 46.1%
2003 14.4% 46.4%
2002 14.8% 46.6%
2001 15.2% 46.7%
2000 15.7% 46.8%
1999 16.1% 46.9%
1998 16.5% 46.9%
1997 17% 46.9%
1996 17.4% 46.7%
1995 17.9% 46.5%
1994 18.3% 46.3%
1993 18.8% 46%
1992 19.3% 45.9%
1991 19.8% 45.8%
1990 20.3% 45.7%
1989 20.8% 45.6%
1988 21.1% 45.5%
1987 21.3% 45.4%
1986 21.4% 45.2%
1985 21.6% 45%
1984 21.8% 44.9%
1983 22% 44.6%
1982 22.1% 44.3%
1981 22.1% 44%
1980 22.1% 43.7%
1979 22.1% 43.5%
1978 22.2% 43.3%
1977 22.2% 43%
1976 22.3% 42.8%
1975 22.3% 42.6%
1974 22.2% 42.4%
1973 22.3% 42.3%
1972 22.4% 42.2%
1971 22.6% 42.1%
1970 22.8% 42%
1969 23% 41.9%
1968 23.2% 41.8%
1967 23.4% 41.6%
1966 23.8% 41.5%
1965 24.2% 41.3%
1964 24.7% 41%
1963 25.1% 40.8%
1962 25.4% 40.7%
1961 25.8% 40.8%
1960 26.1% 41%

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/bulgaria/gambia | CC BY

Children aged 0-14 make up 14.5% of the population in Bulgaria and 40.2% in the Gambia in 2024, compared to 20.3% and 45.7% respectively in 1990.

Demographics of Bulgaria and the Gambia compared.

Fertility rates around the globe

1x

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

GeoRank.org/birth-rate/bulgaria/gambia | CC BY

Maternal mortality chart: Bulgaria vs Gambia

Bulgaria
Gambia
1x
Year Maternal mortality per 100K births
Bulgaria Gambia
2023 6 354
2022 10 365
2021 9 420
2020 9 400
2019 6 422
2018 7 450
2017 7 469
2016 7 490
2015 7 527
2014 7 561
2013 7 606
2012 7 628
2011 8 634
2010 9 632
2009 9 634
2008 10 653
2007 11 675
2006 12 682
2005 13 707
2004 14 719
2003 14 749
2002 15 772
2001 17 794
2000 19 810
1999 20 830
1998 20 867
1997 23 928
1996 22 956
1995 23 999
1994 25 1,039
1993 23 1,072
1992 25 1,115
1991 25 1,167
1990 27 1,207
1989 25 1,258
1988 26 1,302
1987 25 1,360
1986 25 1,401
1985 26 1,454

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

GeoRank.org/birth-rate/bulgaria/gambia | CC BY

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 6 deaths per 100,000 live births in Bulgaria, compared to 354 deaths in the Gambia.

Under-five mortality rates

Bulgaria
Gambia

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Bulgaria Gambia
2023 0.61% 4.41%
2022 0.62% 4.56%
2021 0.63% 4.72%
2020 0.65% 4.89%
2019 0.67% 5.07%
2018 0.7% 5.27%
2017 0.73% 5.47%
2016 0.77% 5.7%
2015 0.82% 5.93%
2014 0.87% 6.18%
2013 0.93% 6.45%
2012 0.99% 6.73%
2011 1.04% 7.01%
2010 1.08% 7.31%
2009 1.12% 7.64%
2008 1.14% 7.98%
2007 1.18% 8.33%
2006 1.24% 8.71%
2005 1.33% 9.11%
2004 1.42% 9.52%
2003 1.51% 9.95%
2002 1.6% 10.4%
2001 1.68% 10.9%
2000 1.75% 11.3%
1999 1.82% 11.8%
1998 1.89% 12.3%
1997 1.93% 12.8%
1996 1.94% 13.3%
1995 1.92% 13.9%
1994 1.91% 14.4%
1993 1.92% 14.9%
1992 1.92% 15.5%
1991 1.89% 16%
1990 1.83% 16.6%
1989 1.79% 17.2%
1988 1.78% 17.8%
1987 1.8% 18.4%
1986 1.87% 19.1%
1985 1.97% 19.7%
1984 2.07% 20.4%
1983 2.15% 21%
1982 2.22% 21.7%
1981 2.3% 22.3%
1980 2.38% 23%
1979 2.49% 23.6%
1978 2.6% 24.2%
1977 2.72% 24.9%
1976 2.8% 25.5%
1975 2.86% 26.2%
1974 2.91% 26.9%
1973 2.95% 27.5%
1972 3.01% 28.2%
1971 3.11% 28.9%
1970 3.25% 29.5%
1969 3.4% 30.2%
1968 3.54% 30.9%
1967 3.64% 31.5%
1966 3.7% 32.1%
1965 3.75% 32.8%
1964 3.86% 33.5%
1963 4.08% 34.1%
1962 4.43% 34.8%
1961 4.89% 35.5%
1960 5.47% 36.2%

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

GeoRank.org/birth-rate/bulgaria/gambia | CC BY

The chance that a newborn baby will die before reaching age five is 0.61% in Bulgaria and 4.41% in the Gambia. 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. United Nations Economic Commission for Europe (UNECE) (2023, retrieved 2026-03-10)
  4. Central Intelligence Agency (CIA) (2025, retrieved 2026-02-20)

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