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Fertility & birth rates in Japan and Montenegro

Updated on by Georank team

Japan has an annual birth rate of 6 births per 1,000 people, compared to 11.2 for Montenegro. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 1.2 in Japan and 1.74 in Montenegro — 45% difference.

1960 vs 2023, the fertility rate has decreased by 40% in Japan and by 50.7% in Montenegro — in 1960, it was 2 and 3.53, respectively.

  • Japan is ranked 192/196 by birth rate compared to 124/196 for Montenegro.
  • The mean age for first-time mothers is 30.7 years in Japan, compared to 26.3 years in Montenegro.
  • The mean age at childbearing (for all the births, not just the first) is 32.2 in Japan — it's 30.5 in Montenegro.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 1.74 in Japan vs 9.38 in Montenegro.
  • In Japan, 18.6% of the population is composed of women of reproductive age (15-49), compared to 22.4% in Montenegro.

Fertility rate in Japan vs Montenegro by year

Japan
Montenegro
1x
Year Fertility rate
Japan Montenegro
2023 1.2 1.74
2022 1.26 1.8
2021 1.3 1.75
2020 1.33 1.75
2019 1.36 1.8
2018 1.42 1.8
2017 1.43 1.8
2016 1.44 1.8
2015 1.45 1.7
2014 1.42 1.75
2013 1.43 1.73
2012 1.41 1.72
2011 1.39 1.65
2010 1.39 1.7
2009 1.37 1.98
2008 1.37 1.89
2007 1.34 1.8
2006 1.32 1.73
2005 1.26 1.69
2004 1.29 1.73
2003 1.29 1.8
2002 1.32 1.81
2001 1.33 1.86
2000 1.36 1.9
1999 1.34 1.88
1998 1.38 1.89
1997 1.39 1.89
1996 1.43 1.92
1995 1.42 1.96
1994 1.5 1.94
1993 1.46 1.96
1992 1.5 2.01
1991 1.53 2.02
1990 1.54 1.95
1989 1.57 1.94
1988 1.66 2.01
1987 1.69 2.07
1986 1.72 2.09
1985 1.76 2.13
1984 1.81 2.14
1983 1.8 2.17
1982 1.77 2.19
1981 1.74 2.19
1980 1.75 2.22
1979 1.77 2.2
1978 1.79 2.25
1977 1.8 2.31
1976 1.85 2.35
1975 1.91 2.38
1974 2.05 2.43
1973 2.14 2.51
1972 2.14 2.61
1971 2.16 2.67
1970 2.13 2.69
1969 2.13 2.79
1968 2.13 2.8
1967 2.23 2.91
1966 1.58 3.09
1965 2.14 3.19
1964 2.05 3.28
1963 2 3.38
1962 1.98 3.44
1961 1.96 3.49
1960 2 3.53

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

GeoRank.org/birth-rate/japan/montenegro | CC BY

According to the latest available data on birth rates, the fertility rate in Japan was 1.2 children per woman in 2023, compared to 1.74 in Montenegro in 2023. The replacement level is considered to be 2.1 children per woman.

Check Japan vs Montenegro population clock for a dynamic visualization of the changing population.

Natural population change by year

Japan
Montenegro
1x
Year Natural population change
Japan Montenegro
2023 -871,617 686
2022 -825,825 0
2021 -640,976 -2,062
2020 -542,923 -188
2019 -531,858 627
2018 -456,520 752
2017 -406,310 939
2016 -343,106 1,125
2015 -292,424 1,062
2014 -267,279 1,560
2013 -242,146 1,557
2012 -229,733 1,554
2011 -204,533 1,365
2010 -128,070 1,797
2009 -76,828 2,783
2008 -51,225 2,530
2007 -25,600 1,848
2006 12,785 1,599
2005 -25,554 1,536
2004 76,656 2,146
2003 114,946 2,632
2002 178,423 2,988
2001 203,438 3,462
2000 228,317 3,751
1999 202,610 3,454
1998 265,440 3,889
1997 277,325 3,597
1996 314,392 4,155
1995 276,039 4,527
1994 363,017 4,381
1993 312,073 4,638
1992 360,833 5,015
1991 396,685 5,191
1990 407,478 5,010
1989 467,662 5,129
1988 527,085 5,529
1987 598,138 5,958
1986 631,706 6,097
1985 676,687 6,283
1984 756,523 6,337
1983 775,495 6,482
1982 805,664 6,419
1981 811,861 6,275
1980 864,372 6,383
1979 950,298 6,139
1978 1,011,234 6,408
1977 1,070,397 6,650
1976 1,127,750 6,845
1975 1,204,989 6,878
1974 1,332,960 6,919
1973 1,391,449 7,096
1972 1,372,006 7,252
1971 1,331,782 7,168
1970 1,230,496 7,069
1969 1,195,962 7,449
1968 1,191,930 7,497
1967 1,258,475 7,961
1966 682,072 8,661
1965 1,126,448 9,010
1964 1,046,553 9,227
1963 987,770 9,449
1962 901,864 9,402
1961 893,522 9,278
1960 894,874 9,144

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

GeoRank.org/birth-rate/japan/montenegro | 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 Japan and +0.11% in Montenegro.

For the past 10 years, the annual natural population change has been -0.41% in Japan and +0.07% in Montenegro.

Birth rate in Japan vs Montenegro by year

Japan
Montenegro

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Japan Montenegro
2023 6 11.2
2022 6.3 11.3
2021 6.6 11.3
2020 6.8 11.3
2019 7 11.5
2018 7.4 11.6
2017 7.6 11.9
2016 7.8 12.1
2015 8 11.8
2014 8 12.1
2013 8.2 12
2012 8.2 12
2011 8.3 11.6
2010 8.5 12
2009 8.5 14
2008 8.7 13.4
2007 8.6 12.7
2006 8.7 12.3
2005 8.4 12
2004 8.8 12.8
2003 8.9 13.6
2002 9.2 13.9
2001 9.3 14.6
2000 9.5 15.2
1999 9.4 14.6
1998 9.6 15.1
1997 9.5 14.4
1996 9.7 15
1995 9.6 15.4
1994 10 15
1993 9.6 15.2
1992 9.8 15.8
1991 9.9 15.9
1990 10 15.5
1989 10.2 15.7
1988 10.8 16.4
1987 11.1 17.2
1986 11.4 17.5
1985 11.9 17.9
1984 12.5 18.1
1983 12.7 18.3
1982 12.8 18.3
1981 13 18.2
1980 13.6 18.3
1979 14.2 18.2
1978 14.9 18.6
1977 15.5 19.1
1976 16.3 19.4
1975 17.1 19.5
1974 18.6 19.8
1973 19.4 20.3
1972 19.3 20.9
1971 19.2 21.1
1970 18.8 21.1
1969 18.5 21.9
1968 18.6 21.9
1967 19.4 22.9
1966 13.7 24.4
1965 18.6 25.4
1964 17.7 26.3
1963 17.3 27.3
1962 17 27.9
1961 16.9 28.2
1960 17.2 28.6

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

GeoRank.org/birth-rate/japan/montenegro | CC BY

The latest reported birth rate per 1,000 people in 2023 was 6 in Japan and 11.2 in Montenegro, compared with 17.2 and 28.6, respectively, in 1960.

Birth rate data compared

Japan Montenegro
Fertility rate 1.2 1.74
Fertility rate rank 183/196 116/196
Birth rate 6 11.2
Birth rate rank 192/196 124/196
Population change due to births and deaths -871,617 +686
Natural population change rank 195/196 141/196
Natural population change rate -0.7% +0.11%
Population growth -0.43% -0.0006%
Population growth rank 185/197 164/197
Age at first childbirth 30.7 years 26.3 years
Average age at childbearing 32.2 years 30.5 years
Annual births per 1,000 women ages 15-19 1.46 7.95
Annual births per 1,000 women ages 20-29 40.5 79.8
Annual births per 1,000 women ages 30+ 10.5 16.8
Female of reproductive age (15-49), share of population 18.6% 22.4%
Any modern method of contraceptive prevalence among married women ages 15-49 52.8% 11.6%
Share of births attended by skilled health staff 99.8% 98.8%
Maternal mortality per live birth 0.003% 0.006%
Neonatal mortality rate (before reaching 28 days of age) 0.08% 0.1%
Infant mortality rate (before reaching 1 year of age) 0.18% 0.21%
Mortality rate before reaching 5 years of age 0.24% 0.26%
Life expectancy 85.1 years 77.6 years

Children 0-14 years as share of population

Japan
Factual

UN forecast
Montenegro
Factual

UN forecast
1x
Year Young
Japan Montenegro
2100 11.5% 11.9%
2099 11.5% 11.9%
2098 11.5% 12%
2097 11.5% 12%
2096 11.6% 12.1%
2095 11.6% 12.2%
2094 11.6% 12.2%
2093 11.7% 12.3%
2092 11.7% 12.4%
2091 11.8% 12.4%
2090 11.8% 12.5%
2089 11.8% 12.6%
2088 11.8% 12.6%
2087 11.9% 12.7%
2086 11.9% 12.8%
2085 11.8% 12.8%
2084 11.8% 12.8%
2083 11.8% 12.9%
2082 11.8% 12.9%
2081 11.7% 12.9%
2080 11.6% 12.9%
2079 11.6% 12.9%
2078 11.5% 12.9%
2077 11.4% 12.9%
2076 11.3% 13%
2075 11.2% 13%
2074 11.1% 13%
2073 11.1% 13%
2072 11% 13%
2071 10.9% 13.1%
2070 10.9% 13.1%
2069 10.8% 13.2%
2068 10.8% 13.2%
2067 10.8% 13.3%
2066 10.8% 13.4%
2065 10.8% 13.5%
2064 10.8% 13.6%
2063 10.8% 13.7%
2062 10.9% 13.8%
2061 10.9% 13.9%
2060 11% 14%
2059 11% 14.2%
2058 11.1% 14.3%
2057 11.1% 14.4%
2056 11.2% 14.5%
2055 11.2% 14.6%
2054 11.3% 14.6%
2053 11.3% 14.7%
2052 11.3% 14.8%
2051 11.3% 14.8%
2050 11.2% 14.8%
2049 11.2% 14.9%
2048 11.1% 14.9%
2047 11.1% 14.9%
2046 11% 15%
2045 10.9% 15%
2044 10.8% 15%
2043 10.7% 15.1%
2042 10.6% 15.1%
2041 10.5% 15.2%
2040 10.4% 15.2%
2039 10.3% 15.3%
2038 10.2% 15.4%
2037 10.1% 15.6%
2036 10.1% 15.7%
2035 10.1% 15.9%
2034 10.1% 16.1%
2033 10.1% 16.2%
2032 10.2% 16.4%
2031 10.3% 16.7%
2030 10.5% 16.9%
2029 10.6% 17.1%
2028 10.8% 17.3%
2027 11% 17.6%
2026 11.1% 17.7%
2025 11.3% 18%
2024 11.4% 18.1%
2023 11.6% 18.3%
2022 11.9% 18.5%
2021 12% 18.5%
2020 12.2% 18.4%
2019 12.4% 18.4%
2018 12.5% 18.4%
2017 12.6% 18.5%
2016 12.7% 18.6%
2015 12.8% 18.6%
2014 13% 18.6%
2013 13.1% 18.7%
2012 13.2% 18.8%
2011 13.3% 19%
2010 13.4% 19.2%
2009 13.5% 19.4%
2008 13.5% 19.6%
2007 13.6% 19.9%
2006 13.7% 20.1%
2005 13.8% 20.4%
2004 13.8% 20.6%
2003 13.9% 20.9%
2002 14.1% 21.2%
2001 14.2% 21.5%
2000 14.4% 21.9%
1999 14.6% 22.4%
1998 14.8% 22.8%
1997 15.1% 23.2%
1996 15.3% 23.6%
1995 15.6% 24%
1994 16% 24.4%
1993 16.4% 24.7%
1992 16.9% 25.1%
1991 17.4% 25.4%
1990 18% 25.6%
1989 18.8% 25.7%
1988 19.5% 25.9%
1987 20.3% 26%
1986 21% 26.2%
1985 21.7% 26.4%
1984 22.2% 26.6%
1983 22.6% 26.9%
1982 23.1% 27.1%
1981 23.3% 27.5%
1980 23.4% 27.8%
1979 23.7% 28.1%
1978 23.8% 28.5%
1977 23.9% 29%
1976 23.9% 29.5%
1975 23.8% 29.9%
1974 23.8% 30.4%
1973 23.6% 30.9%
1972 23.4% 31.4%
1971 23.3% 32%
1970 23.3% 32.6%
1969 23.4% 33.3%
1968 23.5% 33.9%
1967 23.8% 34.5%
1966 24.4% 35.1%
1965 25.1% 35.5%
1964 25.8% 35.9%
1963 26.8% 36.2%
1962 28% 36.4%
1961 29.1% 36.3%
1960 29.8% 36.1%

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/japan/montenegro | CC BY

Children aged 0-14 make up 11.4% of the population in Japan and 18.1% in Montenegro in 2024, compared to 18% and 25.6% respectively in 1990.

Demographics of Japan and Montenegro compared.

Fertility rates around the globe

1x

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

GeoRank.org/birth-rate/japan/montenegro | CC BY

Maternal mortality chart: Japan vs Montenegro

Japan
Montenegro
1x
Year Maternal mortality per 100K births
Japan Montenegro
2023 3 6
2022 5 13
2021 4 15
2020 4 15
2019 5 6
2018 5 7
2017 5 7
2016 5 6
2015 5 7
2014 5 7
2013 5 7
2012 6 7
2011 6 7
2010 6 7
2009 6 8
2008 6 8
2007 6 8
2006 7 8
2005 7 8
2004 7 9
2003 8 10
2002 8 10
2001 8 11
2000 9 11
1999 9 12
1998 10 12
1997 10 12
1996 11 12
1995 11 11
1994 11 11
1993 12 11
1992 13 11
1991 13 11
1990 14 10
1989 15 10
1988 16 10
1987 17 10
1986 18 11
1985 19 11

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

GeoRank.org/birth-rate/japan/montenegro | CC BY

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 3 deaths per 100,000 live births in Japan, compared to 6 deaths in Montenegro.

Under-five mortality rates

Japan
Montenegro

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Japan Montenegro
2023 0.24% 0.26%
2022 0.24% 0.27%
2021 0.24% 0.28%
2020 0.24% 0.3%
2019 0.25% 0.32%
2018 0.25% 0.33%
2017 0.26% 0.36%
2016 0.27% 0.38%
2015 0.28% 0.41%
2014 0.29% 0.45%
2013 0.3% 0.49%
2012 0.31% 0.54%
2011 0.33% 0.59%
2010 0.33% 0.66%
2009 0.34% 0.73%
2008 0.34% 0.8%
2007 0.35% 0.89%
2006 0.36% 0.97%
2005 0.37% 1.06%
2004 0.39% 1.14%
2003 0.4% 1.22%
2002 0.41% 1.3%
2001 0.43% 1.37%
2000 0.45% 1.42%
1999 0.47% 1.46%
1998 0.5% 1.49%
1997 0.52% 1.51%
1996 0.55% 1.51%
1995 0.57% 1.51%
1994 0.59% 1.51%
1993 0.6% 1.52%
1992 0.61% 1.54%
1991 0.62% 1.58%
1990 0.63% 1.65%
1989 0.64% 1.75%
1988 0.66% 1.89%
1987 0.68% 2.05%
1986 0.71% 2.25%
1985 0.75% 2.48%
1984 0.79% 2.72%
1983 0.83% -
1982 0.88% -
1981 0.93% -
1980 0.99% -
1979 1.05% -
1978 1.11% -
1977 1.18% -
1976 1.25% -
1975 1.33% -
1974 1.41% -
1973 1.49% -
1972 1.57% -
1971 1.65% -
1970 1.75% -
1969 1.85% -
1968 1.96% -
1967 2.1% -
1966 2.26% -
1965 2.46% -
1964 2.7% -
1963 2.98% -
1962 3.29% -
1961 3.62% -
1960 3.97% -

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

GeoRank.org/birth-rate/japan/montenegro | CC BY

The chance that a newborn baby will die before reaching age five is 0.24% in Japan and 0.26% in Montenegro. 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) (2010, retrieved 2026-03-10)
  4. Central Intelligence Agency (CIA) (2025, retrieved 2026-02-20)

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