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Fertility & birth rates in Bulgaria and Iceland

Updated on by Georank team

Bulgaria has an annual birth rate of 8.9 births per 1,000 people, compared to 11 for Iceland. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 1.81 in Bulgaria and 1.59 in Iceland — 12.2% difference.

1960 vs 2023, the fertility rate has decreased by 21.6% in Bulgaria and by 62.9% in Iceland — in 1960, it was 2.31 and 4.29, respectively.

  • Bulgaria is ranked 165/196 by birth rate compared to 132/196 for Iceland.
  • The mean age for first-time mothers is 26.9 years in Bulgaria, compared to 28.8 years in Iceland.
  • The mean age at childbearing (for all the births, not just the first) is 28.3 in Bulgaria — it's 31 in Iceland.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 39.1 in Bulgaria vs 3.37 in Iceland.
  • In Bulgaria, 20.7% of the population is composed of women of reproductive age (15-49), compared to 23.7% in Iceland.

Fertility rate in Bulgaria vs Iceland by year

Bulgaria
Iceland
1x
Year Fertility rate
Bulgaria Iceland
2023 1.81 1.59
2022 1.78 1.59
2021 1.8 1.82
2020 1.77 1.72
2019 1.79 1.74
2018 1.73 1.71
2017 1.71 1.71
2016 1.67 1.74
2015 1.64 1.8
2014 1.62 1.93
2013 1.54 1.93
2012 1.5 2.04
2011 1.51 2.02
2010 1.57 2.2
2009 1.66 2.23
2008 1.56 2.15
2007 1.49 2.09
2006 1.44 2.08
2005 1.37 2.05
2004 1.33 2.04
2003 1.26 1.99
2002 1.23 1.93
2001 1.21 1.95
2000 1.26 2.08
1999 1.23 1.99
1998 1.11 2.05
1997 1.09 2.04
1996 1.23 2.12
1995 1.23 2.08
1994 1.37 2.14
1993 1.46 2.22
1992 1.55 2.21
1991 1.66 2.18
1990 1.82 2.3
1989 1.9 2.19
1988 1.97 2.26
1987 1.96 2.06
1986 2.02 1.92
1985 1.97 1.93
1984 2.01 2.08
1983 2.01 2.24
1982 2.01 2.27
1981 2 2.33
1980 2.05 2.48
1979 2.16 2.49
1978 2.15 2.35
1977 2.21 2.31
1976 2.24 2.52
1975 2.23 2.65
1974 2.29 2.66
1973 2.15 2.94
1972 2.03 3.09
1971 2.1 2.92
1970 2.17 2.81
1969 2.27 2.99
1968 2.27 3.06
1967 2.02 3.28
1966 2.03 3.59
1965 2.09 3.73
1964 2.19 3.88
1963 2.21 3.99
1962 2.24 3.98
1961 2.29 3.88
1960 2.31 4.29

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

GeoRank.org/birth-rate/bulgaria/iceland | 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 1.59 in Iceland in 2023. The replacement level is considered to be 2.1 children per woman.

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

Natural population change by year

Bulgaria
Iceland
1x
Year Natural population change
Bulgaria Iceland
2023 -43,837 1,697
2022 -62,065 1,719
2021 -90,452 2,534
2020 -65,507 2,199
2019 -46,317 2,163
2018 -46,304 1,975
2017 -45,583 1,854
2016 -42,744 1,711
2015 -44,699 1,952
2014 -41,027 2,324
2013 -37,948 2,169
2012 -40,183 2,566
2011 -37,477 2,521
2010 -34,759 2,862
2009 -26,800 3,026
2008 -32,967 2,825
2007 -37,727 2,617
2006 -39,526 2,491
2005 -42,124 2,433
2004 -40,128 2,425
2003 -44,319 2,317
2002 -46,240 2,243
2001 -44,050 2,365
2000 -41,668 2,475
1999 -39,411 2,192
1998 -52,844 2,357
1997 -58,185 2,305
1996 -45,159 2,447
1995 -42,030 2,354
1994 -32,086 2,713
1993 -24,569 2,875
1992 -18,789 2,898
1991 -14,675 2,733
1990 -3,487 3,058
1989 5,326 2,832
1988 9,879 2,847
1987 8,971 2,360
1986 16,125 2,384
1985 11,649 2,221
1984 20,610 2,539
1983 21,455 2,702
1982 24,077 2,736
1981 29,341 2,677
1980 30,129 2,966
1979 40,599 2,980
1978 44,070 2,727
1977 47,543 2,551
1976 56,055 2,951
1975 54,941 2,965
1974 64,223 2,776
1973 57,760 3,121
1972 47,169 3,241
1971 52,925 2,782
1970 61,125 2,576
1969 63,256 2,766
1968 69,468 2,841
1967 49,861 3,021
1966 54,504 3,305
1965 58,249 3,442
1964 66,783 3,459
1963 66,241 3,490
1962 64,104 3,465
1961 75,460 3,312
1960 76,314 3,758

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

GeoRank.org/birth-rate/bulgaria/iceland | 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 +0.44% in Iceland.

For the past 10 years, the annual natural population change has been -0.79% in Bulgaria and +0.57% in Iceland.

Birth rate in Bulgaria vs Iceland by year

Bulgaria
Iceland

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Bulgaria Iceland
2023 8.9 11
2022 8.8 11.5
2021 9 13.1
2020 9 12.3
2019 9.3 12.3
2018 9.3 12
2017 9.4 11.9
2016 9.4 12
2015 9.4 12.5
2014 9.6 13.4
2013 9.3 13.4
2012 9.5 14.1
2011 9.6 14.1
2010 10.2 15.4
2009 10.9 15.8
2008 10.4 15.2
2007 10 14.6
2006 9.7 14.5
2005 9.3 14.4
2004 9.1 14.5
2003 8.7 14.3
2002 8.5 14.1
2001 8.5 14.4
2000 9 15.3
1999 8.8 14.8
1998 7.9 15.2
1997 7.7 15.3
1996 8.6 16.1
1995 8.6 16
1994 9.4 16.7
1993 10 17.5
1992 10.4 17.7
1991 11.1 17.6
1990 12.1 18.7
1989 12.6 18
1988 13.1 18.7
1987 13 16.6
1986 13.4 16.4
1985 13.3 16
1984 13.6 17.2
1983 13.8 18.4
1982 13.9 18.5
1981 14 18.8
1980 14.5 19.8
1979 15.3 19.8
1978 15.5 18.6
1977 16.1 18
1976 16.5 19.5
1975 16.6 20.1
1974 17.2 19.9
1973 16.2 21.7
1972 15.3 22.4
1971 15.9 20.8
1970 16.3 19.7
1969 17 20.7
1968 16.9 21
1967 15 22.2
1966 14.9 24
1965 15.3 24.6
1964 16.1 25.3
1963 16.4 26
1962 16.7 25.8
1961 17.4 25.5
1960 17.8 28

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

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

The latest reported birth rate per 1,000 people in 2023 was 8.9 in Bulgaria and 11 in Iceland, compared with 17.8 and 28, respectively, in 1960.

Birth rate data compared

Bulgaria Iceland
Fertility rate 1.81 1.59
Fertility rate rank 110/196 127/196
Birth rate 8.9 11
Birth rate rank 165/196 132/196
Population change due to births and deaths -43,837 +1,697
Natural population change rank 182/196 138/196
Natural population change rate -0.68% +0.44%
Population growth -0.08% +0.22%
Population growth rank 171/197 155/197
Age at first childbirth 26.9 years 28.8 years
Average age at childbearing 28.3 years 31 years
Annual births per 1,000 women ages 15-19 36 2.72
Annual births per 1,000 women ages 20-29 86.2 67.1
Annual births per 1,000 women ages 30+ 10.7 20.4
Female of reproductive age (15-49), share of population 20.7% 23.7%
Any modern method of contraceptive prevalence among married women ages 15-49 39.6% n/a
Share of births attended by skilled health staff 94.5% 97.4%
Maternal mortality per live birth 0.006% 0.003%
Neonatal mortality rate (before reaching 28 days of age) 0.26% 0.13%
Infant mortality rate (before reaching 1 year of age) 0.5% 0.19%
Mortality rate before reaching 5 years of age 0.61% 0.26%
Life expectancy 76.1 years 83.3 years

Children 0-14 years as share of population

Bulgaria
Factual

UN forecast
Iceland
Factual

UN forecast
1x
Year Young
Bulgaria Iceland
2100 13% 11.8%
2099 13.1% 11.8%
2098 13.1% 11.8%
2097 13.1% 11.8%
2096 13.2% 11.9%
2095 13.2% 11.9%
2094 13.3% 11.9%
2093 13.4% 11.9%
2092 13.4% 11.9%
2091 13.4% 11.9%
2090 13.5% 11.9%
2089 13.5% 11.9%
2088 13.6% 11.9%
2087 13.6% 11.9%
2086 13.6% 11.9%
2085 13.6% 11.9%
2084 13.6% 11.9%
2083 13.6% 11.9%
2082 13.6% 11.9%
2081 13.6% 11.9%
2080 13.6% 11.9%
2079 13.6% 12%
2078 13.6% 12%
2077 13.6% 12%
2076 13.6% 12%
2075 13.5% 12.1%
2074 13.5% 12.1%
2073 13.5% 12.1%
2072 13.5% 12.2%
2071 13.5% 12.2%
2070 13.5% 12.3%
2069 13.6% 12.4%
2068 13.6% 12.4%
2067 13.6% 12.5%
2066 13.6% 12.6%
2065 13.6% 12.6%
2064 13.7% 12.7%
2063 13.7% 12.8%
2062 13.7% 12.8%
2061 13.8% 12.9%
2060 13.8% 13%
2059 13.8% 13%
2058 13.9% 13.1%
2057 13.9% 13.2%
2056 13.9% 13.2%
2055 13.9% 13.3%
2054 13.9% 13.4%
2053 13.9% 13.4%
2052 13.9% 13.5%
2051 13.8% 13.6%
2050 13.8% 13.7%
2049 13.8% 13.8%
2048 13.7% 13.8%
2047 13.7% 14%
2046 13.6% 14.1%
2045 13.6% 14.2%
2044 13.6% 14.3%
2043 13.6% 14.4%
2042 13.6% 14.6%
2041 13.6% 14.8%
2040 13.6% 14.9%
2039 13.6% 15.1%
2038 13.7% 15.3%
2037 13.7% 15.5%
2036 13.7% 15.8%
2035 13.7% 16%
2034 13.8% 16.2%
2033 13.8% 16.4%
2032 13.9% 16.5%
2031 14% 16.6%
2030 14.1% 16.7%
2029 14.2% 16.9%
2028 14.2% 17%
2027 14.3% 17.2%
2026 14.4% 17.4%
2025 14.4% 17.6%
2024 14.5% 17.8%
2023 14.5% 18.1%
2022 14.5% 18.4%
2021 14.5% 18.6%
2020 14.4% 18.7%
2019 14.4% 18.9%
2018 14.3% 19.2%
2017 14.2% 19.6%
2016 14% 19.9%
2015 13.9% 20.2%
2014 13.8% 20.4%
2013 13.7% 20.6%
2012 13.6% 20.7%
2011 13.5% 20.8%
2010 13.5% 20.9%
2009 13.4% 20.9%
2008 13.3% 20.9%
2007 13.4% 21.1%
2006 13.5% 21.5%
2005 13.7% 22.1%
2004 14% 22.5%
2003 14.4% 22.8%
2002 14.8% 23%
2001 15.2% 23.2%
2000 15.7% 23.3%
1999 16.1% 23.4%
1998 16.5% 23.6%
1997 17% 23.9%
1996 17.4% 24.1%
1995 17.9% 24.4%
1994 18.3% 24.7%
1993 18.8% 24.8%
1992 19.3% 24.8%
1991 19.8% 24.8%
1990 20.3% 25%
1989 20.8% 25%
1988 21.1% 25.2%
1987 21.3% 25.6%
1986 21.4% 25.9%
1985 21.6% 26.2%
1984 21.8% 26.5%
1983 22% 26.7%
1982 22.1% 26.9%
1981 22.1% 27.2%
1980 22.1% 27.5%
1979 22.1% 27.9%
1978 22.2% 28.4%
1977 22.2% 29%
1976 22.3% 29.5%
1975 22.3% 30.1%
1974 22.2% 30.7%
1973 22.3% 31.2%
1972 22.4% 31.6%
1971 22.6% 32.1%
1970 22.8% 32.6%
1969 23% 33.2%
1968 23.2% 33.6%
1967 23.4% 34%
1966 23.8% 34.3%
1965 24.2% 34.5%
1964 24.7% 34.7%
1963 25.1% 34.9%
1962 25.4% 34.9%
1961 25.8% 35%
1960 26.1% 34.9%

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/bulgaria/iceland | CC BY

Children aged 0-14 make up 14.5% of the population in Bulgaria and 17.8% in Iceland in 2024, compared to 20.3% and 25% respectively in 1990.

Demographics of Bulgaria and Iceland compared.

Fertility rates around the globe

1x

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

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

Maternal mortality chart: Bulgaria vs Iceland

Bulgaria
Iceland
1x
Year Maternal mortality per 100K births
Bulgaria Iceland
2023 6 3
2022 10 5
2021 9 5
2020 9 12
2019 6 4
2018 7 4
2017 7 3
2016 7 3
2015 7 4
2014 7 4
2013 7 4
2012 7 4
2011 8 4
2010 9 5
2009 9 5
2008 10 4
2007 11 5
2006 12 5
2005 13 5
2004 14 6
2003 14 6
2002 15 7
2001 17 6
2000 19 7
1999 20 7
1998 20 8
1997 23 8
1996 22 7
1995 23 13
1994 25 9
1993 23 10
1992 25 12
1991 25 11
1990 27 13
1989 25 14
1988 26 11
1987 25 13
1986 25 15
1985 26 11

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

GeoRank.org/birth-rate/bulgaria/iceland | 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 3 deaths in Iceland.

Under-five mortality rates

Bulgaria
Iceland

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Bulgaria Iceland
2023 0.61% 0.26%
2022 0.62% 0.26%
2021 0.63% 0.27%
2020 0.65% 0.27%
2019 0.67% 0.27%
2018 0.7% 0.27%
2017 0.73% 0.26%
2016 0.77% 0.26%
2015 0.82% 0.26%
2014 0.87% 0.26%
2013 0.93% 0.26%
2012 0.99% 0.26%
2011 1.04% 0.27%
2010 1.08% 0.27%
2009 1.12% 0.27%
2008 1.14% 0.28%
2007 1.18% 0.29%
2006 1.24% 0.3%
2005 1.33% 0.31%
2004 1.42% 0.33%
2003 1.51% 0.34%
2002 1.6% 0.36%
2001 1.68% 0.38%
2000 1.75% 0.4%
1999 1.82% 0.42%
1998 1.89% 0.45%
1997 1.93% 0.47%
1996 1.94% 0.49%
1995 1.92% 0.52%
1994 1.91% 0.54%
1993 1.92% 0.56%
1992 1.92% 0.58%
1991 1.89% 0.61%
1990 1.83% 0.63%
1989 1.79% 0.65%
1988 1.78% 0.67%
1987 1.8% 0.7%
1986 1.87% 0.73%
1985 1.97% 0.75%
1984 2.07% 0.79%
1983 2.15% 0.83%
1982 2.22% 0.87%
1981 2.3% 0.92%
1980 2.38% 0.97%
1979 2.49% 1.03%
1978 2.6% 1.09%
1977 2.72% 1.15%
1976 2.8% 1.22%
1975 2.86% 1.29%
1974 2.91% 1.35%
1973 2.95% 1.41%
1972 3.01% 1.48%
1971 3.11% 1.54%
1970 3.25% 1.6%
1969 3.4% 1.66%
1968 3.54% 1.72%
1967 3.64% 1.79%
1966 3.7% 1.85%
1965 3.75% 1.92%
1964 3.86% 1.97%
1963 4.08% 2.02%
1962 4.43% 2.07%
1961 4.89% 2.11%
1960 5.47% 2.14%

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

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

The chance that a newborn baby will die before reaching age five is 0.61% in Bulgaria and 0.26% in Iceland. 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)

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