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Fertility & birth rates in Bulgaria and Indonesia

Updated on by Georank team

Bulgaria has an annual birth rate of 8.9 births per 1,000 people, compared to 15.9 for Indonesia. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 1.81 in Bulgaria and 2.13 in Indonesia — 17.5% difference.

1960 vs 2023, the fertility rate has decreased by 21.6% in Bulgaria and by 61.4% in Indonesia — in 1960, it was 2.31 and 5.51, respectively.

  • Bulgaria is ranked 165/196 by birth rate compared to 98/196 for Indonesia.
  • The mean age for first-time mothers is 26.9 years in Bulgaria, compared to 22.4 years in Indonesia.
  • The mean age at childbearing (for all the births, not just the first) is 28.3 in Bulgaria — it's 29.1 in Indonesia.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 39.1 in Bulgaria vs 26.4 in Indonesia.
  • In Bulgaria, 20.7% of the population is composed of women of reproductive age (15-49), compared to 25.8% in Indonesia.

Fertility rate in Bulgaria vs Indonesia by year

Bulgaria
Indonesia
1x
Year Fertility rate
Bulgaria Indonesia
2023 1.81 2.13
2022 1.78 2.15
2021 1.8 2.17
2020 1.77 2.19
2019 1.79 2.21
2018 1.73 2.22
2017 1.71 2.25
2016 1.67 2.31
2015 1.64 2.35
2014 1.62 2.39
2013 1.54 2.44
2012 1.5 2.51
2011 1.51 2.52
2010 1.57 2.46
2009 1.66 2.44
2008 1.56 2.44
2007 1.49 2.48
2006 1.44 2.46
2005 1.37 2.45
2004 1.33 2.42
2003 1.26 2.41
2002 1.23 2.44
2001 1.21 2.47
2000 1.26 2.5
1999 1.23 2.57
1998 1.11 2.66
1997 1.09 2.74
1996 1.23 2.78
1995 1.23 2.81
1994 1.37 2.85
1993 1.46 2.9
1992 1.55 2.95
1991 1.66 3.06
1990 1.82 3.11
1989 1.9 3.25
1988 1.97 3.35
1987 1.96 3.42
1986 2.02 3.53
1985 1.97 3.73
1984 2.01 3.96
1983 2.01 4.11
1982 2.01 4.25
1981 2 4.36
1980 2.05 4.5
1979 2.16 4.63
1978 2.15 4.73
1977 2.21 4.81
1976 2.24 4.92
1975 2.23 5.03
1974 2.29 5.09
1973 2.15 5.25
1972 2.03 5.32
1971 2.1 5.4
1970 2.17 5.49
1969 2.27 5.55
1968 2.27 5.57
1967 2.02 5.58
1966 2.03 5.59
1965 2.09 5.59
1964 2.19 5.57
1963 2.21 5.55
1962 2.24 5.53
1961 2.29 5.52
1960 2.31 5.51

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

GeoRank.org/birth-rate/bulgaria/indonesia | 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 2.13 in Indonesia in 2023. The replacement level is considered to be 2.1 children per woman.

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

Natural population change by year

Bulgaria
Indonesia
1x
Year Natural population change
Bulgaria Indonesia
2023 -43,837 2,364,808
2022 -62,065 2,429,171
2021 -90,452 1,764,332
2020 -65,507 2,152,076
2019 -46,317 2,548,048
2018 -46,304 2,587,219
2017 -45,583 2,682,556
2016 -42,744 2,814,578
2015 -44,699 2,899,165
2014 -41,027 3,000,907
2013 -37,948 3,104,258
2012 -40,183 3,259,811
2011 -37,477 3,266,560
2010 -34,759 3,161,082
2009 -26,800 3,140,944
2008 -32,967 3,138,143
2007 -37,727 3,211,484
2006 -39,526 3,163,026
2005 -42,124 3,149,551
2004 -40,128 2,894,440
2003 -44,319 3,037,698
2002 -46,240 3,063,044
2001 -44,050 3,066,275
2000 -41,668 3,080,621
1999 -39,411 3,137,133
1998 -52,844 3,258,820
1997 -58,185 3,338,243
1996 -45,159 3,331,535
1995 -42,030 3,304,550
1994 -32,086 3,292,127
1993 -24,569 3,287,348
1992 -18,789 3,241,576
1991 -14,675 3,288,791
1990 -3,487 3,250,906
1989 5,326 3,316,792
1988 9,879 3,331,242
1987 8,971 3,304,520
1986 16,125 3,309,905
1985 11,649 3,419,412
1984 20,610 3,549,570
1983 21,455 3,558,949
1982 24,077 3,545,504
1981 29,341 3,497,244
1980 30,129 3,484,846
1979 40,599 3,460,621
1978 44,070 3,412,980
1977 47,543 3,334,779
1976 56,055 3,291,479
1975 54,941 3,263,794
1974 64,223 3,196,136
1973 57,760 3,210,643
1972 47,169 3,149,726
1971 52,925 3,111,304
1970 61,125 3,080,421
1969 63,256 3,034,825
1968 69,468 2,961,608
1967 49,861 2,909,981
1966 54,504 2,715,011
1965 58,249 2,278,891
1964 66,783 2,700,138
1963 66,241 2,609,526
1962 64,104 2,525,163
1961 75,460 2,434,113
1960 76,314 2,350,971

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

GeoRank.org/birth-rate/bulgaria/indonesia | 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 +0.84% in Indonesia.

For the past 10 years, the annual natural population change has been -0.79% in Bulgaria and +0.94% in Indonesia.

Birth rate in Bulgaria vs Indonesia by year

Bulgaria
Indonesia

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Bulgaria Indonesia
2023 8.9 15.9
2022 8.8 16.2
2021 9 16.4
2020 9 16.7
2019 9.3 16.9
2018 9.3 17.1
2017 9.4 17.5
2016 9.4 18.1
2015 9.4 18.6
2014 9.6 19.1
2013 9.3 19.6
2012 9.5 20.4
2011 9.6 20.6
2010 10.2 20.4
2009 10.9 20.4
2008 10.4 20.5
2007 10 21
2006 9.7 20.9
2005 9.3 21
2004 9.1 20.8
2003 8.7 20.8
2002 8.5 21.1
2001 8.5 21.4
2000 9 21.7
1999 8.8 22.2
1998 7.9 23
1997 7.7 23.6
1996 8.6 23.9
1995 8.6 24
1994 9.4 24.3
1993 10 24.5
1992 10.4 24.8
1991 11.1 25.5
1990 12.1 25.8
1989 12.6 26.6
1988 13.1 27.3
1987 13 27.6
1986 13.4 28.2
1985 13.3 29.4
1984 13.6 30.9
1983 13.8 31.8
1982 13.9 32.5
1981 14 33
1980 14.5 33.7
1979 15.3 34.4
1978 15.5 34.9
1977 16.1 35.2
1976 16.5 35.8
1975 16.6 36.5
1974 17.2 37
1973 16.2 38.1
1972 15.3 38.6
1971 15.9 39.4
1970 16.3 40.2
1969 17 41
1968 16.9 41.5
1967 15 42.2
1966 14.9 42.8
1965 15.3 43.3
1964 16.1 43.5
1963 16.4 43.8
1962 16.7 44
1961 17.4 44.3
1960 17.8 44.4

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

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

The latest reported birth rate per 1,000 people in 2023 was 8.9 in Bulgaria and 15.9 in Indonesia, compared with 17.8 and 44.4, respectively, in 1960.

Birth rate data compared

Bulgaria Indonesia
Fertility rate 1.81 2.13
Fertility rate rank 110/196 91/196
Birth rate 8.9 15.9
Birth rate rank 165/196 98/196
Population change due to births and deaths -43,837 +2,364,808
Natural population change rank 182/196 7/196
Natural population change rate -0.68% +0.84%
Population growth -0.08% +0.82%
Population growth rank 171/197 115/197
Age at first childbirth 26.9 years 22.4 years
Average age at childbearing 28.3 years 29.1 years
Annual births per 1,000 women ages 15-19 36 24
Annual births per 1,000 women ages 20-29 86.2 109.6
Annual births per 1,000 women ages 30+ 10.7 23.4
Female of reproductive age (15-49), share of population 20.7% 25.8%
Any modern method of contraceptive prevalence among married women ages 15-49 39.6% 51.6%
Share of births attended by skilled health staff 94.5% 94.7%
Maternal mortality per live birth 0.006% 0.14%
Neonatal mortality rate (before reaching 28 days of age) 0.26% 1.05%
Infant mortality rate (before reaching 1 year of age) 0.5% 1.7%
Mortality rate before reaching 5 years of age 0.61% 2.06%
Life expectancy 76.1 years 71.6 years

Children 0-14 years as share of population

Bulgaria
Factual

UN forecast
Indonesia
Factual

UN forecast
1x
Year Young
Bulgaria Indonesia
2100 13% 14.9%
2099 13.1% 14.9%
2098 13.1% 15%
2097 13.1% 15%
2096 13.2% 15.1%
2095 13.2% 15.1%
2094 13.3% 15.2%
2093 13.4% 15.2%
2092 13.4% 15.3%
2091 13.4% 15.4%
2090 13.5% 15.4%
2089 13.5% 15.5%
2088 13.6% 15.6%
2087 13.6% 15.6%
2086 13.6% 15.7%
2085 13.6% 15.8%
2084 13.6% 15.9%
2083 13.6% 16%
2082 13.6% 16%
2081 13.6% 16.1%
2080 13.6% 16.2%
2079 13.6% 16.3%
2078 13.6% 16.3%
2077 13.6% 16.4%
2076 13.6% 16.5%
2075 13.5% 16.5%
2074 13.5% 16.6%
2073 13.5% 16.7%
2072 13.5% 16.7%
2071 13.5% 16.8%
2070 13.5% 16.8%
2069 13.6% 16.9%
2068 13.6% 17%
2067 13.6% 17.1%
2066 13.6% 17.1%
2065 13.6% 17.2%
2064 13.7% 17.3%
2063 13.7% 17.4%
2062 13.7% 17.5%
2061 13.8% 17.7%
2060 13.8% 17.8%
2059 13.8% 17.9%
2058 13.9% 18.1%
2057 13.9% 18.2%
2056 13.9% 18.4%
2055 13.9% 18.5%
2054 13.9% 18.7%
2053 13.9% 18.8%
2052 13.9% 19%
2051 13.8% 19.1%
2050 13.8% 19.3%
2049 13.8% 19.4%
2048 13.7% 19.5%
2047 13.7% 19.7%
2046 13.6% 19.8%
2045 13.6% 19.9%
2044 13.6% 20%
2043 13.6% 20.2%
2042 13.6% 20.3%
2041 13.6% 20.4%
2040 13.6% 20.6%
2039 13.6% 20.7%
2038 13.7% 20.9%
2037 13.7% 21%
2036 13.7% 21.2%
2035 13.7% 21.4%
2034 13.8% 21.6%
2033 13.8% 21.8%
2032 13.9% 22%
2031 14% 22.3%
2030 14.1% 22.6%
2029 14.2% 22.9%
2028 14.2% 23.3%
2027 14.3% 23.7%
2026 14.4% 24.1%
2025 14.4% 24.4%
2024 14.5% 24.6%
2023 14.5% 24.9%
2022 14.5% 25.3%
2021 14.5% 25.6%
2020 14.4% 25.8%
2019 14.4% 26.1%
2018 14.3% 26.3%
2017 14.2% 26.6%
2016 14% 26.8%
2015 13.9% 27%
2014 13.8% 27.2%
2013 13.7% 27.3%
2012 13.6% 27.5%
2011 13.5% 27.7%
2010 13.5% 27.9%
2009 13.4% 28.1%
2008 13.3% 28.4%
2007 13.4% 28.6%
2006 13.5% 28.8%
2005 13.7% 29.1%
2004 14% 29.3%
2003 14.4% 29.7%
2002 14.8% 30%
2001 15.2% 30.4%
2000 15.7% 30.8%
1999 16.1% 31.3%
1998 16.5% 31.7%
1997 17% 32.2%
1996 17.4% 32.7%
1995 17.9% 33.2%
1994 18.3% 33.7%
1993 18.8% 34.3%
1992 19.3% 34.8%
1991 19.8% 35.4%
1990 20.3% 35.9%
1989 20.8% 36.4%
1988 21.1% 36.9%
1987 21.3% 37.4%
1986 21.4% 38%
1985 21.6% 38.5%
1984 21.8% 39%
1983 22% 39.4%
1982 22.1% 39.8%
1981 22.1% 40.2%
1980 22.1% 40.6%
1979 22.1% 40.9%
1978 22.2% 41.2%
1977 22.2% 41.5%
1976 22.3% 41.8%
1975 22.3% 42%
1974 22.2% 42.3%
1973 22.3% 42.4%
1972 22.4% 42.5%
1971 22.6% 42.6%
1970 22.8% 42.6%
1969 23% 42.6%
1968 23.2% 42.5%
1967 23.4% 42.2%
1966 23.8% 41.9%
1965 24.2% 41.5%
1964 24.7% 41.1%
1963 25.1% 40.7%
1962 25.4% 40.3%
1961 25.8% 40%
1960 26.1% 39.8%

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/indonesia | CC BY

Children aged 0-14 make up 14.5% of the population in Bulgaria and 24.6% in Indonesia in 2024, compared to 20.3% and 35.9% respectively in 1990.

Demographics of Bulgaria and Indonesia compared.

Fertility rates around the globe

1x

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

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

Maternal mortality chart: Bulgaria vs Indonesia

Bulgaria
Indonesia
1x
Year Maternal mortality per 100K births
Bulgaria Indonesia
2023 6 140
2022 10 148
2021 9 226
2020 9 184
2019 6 161
2018 7 168
2017 7 173
2016 7 182
2015 7 190
2014 7 198
2013 7 208
2012 7 220
2011 8 230
2010 9 242
2009 9 246
2008 10 251
2007 11 257
2006 12 264
2005 13 268
2004 14 283
2003 14 279
2002 15 283
2001 17 300
2000 19 311
1999 20 321
1998 20 317
1997 23 323
1996 22 331
1995 23 334
1994 25 333
1993 23 327
1992 25 359
1991 25 378
1990 27 392
1989 25 402
1988 26 431
1987 25 437
1986 25 455
1985 26 474

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

GeoRank.org/birth-rate/bulgaria/indonesia | 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 140 deaths in Indonesia.

Under-five mortality rates

Bulgaria
Indonesia

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Bulgaria Indonesia
2023 0.61% 2.06%
2022 0.62% 2.13%
2021 0.63% 2.2%
2020 0.65% 2.28%
2019 0.67% 2.36%
2018 0.7% 2.45%
2017 0.73% 2.54%
2016 0.77% 2.64%
2015 0.82% 2.74%
2014 0.87% 2.86%
2013 0.93% 2.97%
2012 0.99% 3.1%
2011 1.04% 3.22%
2010 1.08% 3.36%
2009 1.12% 3.5%
2008 1.14% 3.64%
2007 1.18% 3.8%
2006 1.24% 3.96%
2005 1.33% 4.14%
2004 1.42% 4.91%
2003 1.51% 4.52%
2002 1.6% 4.73%
2001 1.68% 4.96%
2000 1.75% 5.19%
1999 1.82% 5.44%
1998 1.89% 5.71%
1997 1.93% 5.99%
1996 1.94% 6.29%
1995 1.92% 6.61%
1994 1.91% 6.94%
1993 1.92% 7.28%
1992 1.92% 7.64%
1991 1.89% 8.01%
1990 1.83% 8.39%
1989 1.79% 8.76%
1988 1.78% 9.14%
1987 1.8% 9.51%
1986 1.87% 9.88%
1985 1.97% 10.2%
1984 2.07% 10.6%
1983 2.15% 11%
1982 2.22% 11.3%
1981 2.3% 11.7%
1980 2.38% 12.1%
1979 2.49% 12.5%
1978 2.6% 12.8%
1977 2.72% 13.2%
1976 2.8% 13.7%
1975 2.86% 14.1%
1974 2.91% 14.6%
1973 2.95% 15%
1972 3.01% 15.5%
1971 3.11% 16.1%
1970 3.25% 16.6%
1969 3.4% 17.2%
1968 3.54% 17.7%
1967 3.64% 18.3%
1966 3.7% 18.9%
1965 3.75% 22.9%
1964 3.86% 20%
1963 4.08% 20.6%
1962 4.43% 21.2%
1961 4.89% 21.8%
1960 5.47% 22.4%

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

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

The chance that a newborn baby will die before reaching age five is 0.61% in Bulgaria and 2.06% in Indonesia. 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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