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Fertility & birth rates in Ireland and Mongolia

Updated on by Georank team

Ireland has an annual birth rate of 10.3 births per 1,000 people, compared to 19 for Mongolia. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 1.5 in Ireland and 2.7 in Mongolia — 80% difference.

1960 vs 2023, the fertility rate has decreased by 60.3% in Ireland and by 60.4% in Mongolia — in 1960, it was 3.78 and 6.82, respectively.

  • Ireland is ranked 142/196 by birth rate compared to 81/196 for Mongolia.
  • The mean age for first-time mothers is 31.6 years in Ireland, compared to 20.5 years in Mongolia.
  • The mean age at childbearing (for all the births, not just the first) is 32.7 in Ireland — it's 29.3 in Mongolia.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 4.07 in Ireland vs 19.7 in Mongolia.
  • In Ireland, 23.7% of the population is composed of women of reproductive age (15-49), compared to 24.2% in Mongolia.

Fertility rate in Ireland vs Mongolia by year

Ireland
Mongolia
1x
Year Fertility rate
Ireland Mongolia
2023 1.5 2.7
2022 1.54 2.7
2021 1.78 2.8
2020 1.63 2.9
2019 1.71 3
2018 1.75 2.9
2017 1.77 2.8
2016 1.81 3
2015 1.85 3
2014 1.89 3.1
2013 1.93 3
2012 1.98 2.7
2011 2.03 2.6
2010 2.05 2.4
2009 2.06 2.8
2008 2.06 2.6
2007 2.01 2.3
2006 1.91 2.1
2005 1.86 2
2004 1.93 2
2003 1.96 2
2002 1.97 2.1
2001 1.94 2.2
2000 1.89 2.2
1999 1.9 2.3
1998 1.94 2.3
1997 1.93 2.4
1996 1.88 2.5
1995 1.84 2.77
1994 1.85 2.7
1993 1.9 2.5
1992 1.99 3.5
1991 2.08 4
1990 2.11 4.5
1989 2.08 4.42
1988 2.17 4.65
1987 2.32 4.83
1986 2.44 5.03
1985 2.48 5.26
1984 2.58 5.45
1983 2.74 5.63
1982 2.94 5.8
1981 3.05 5.98
1980 3.21 6.21
1979 3.21 6.42
1978 3.21 6.62
1977 3.24 6.79
1976 3.29 6.93
1975 3.37 7.07
1974 3.59 7.17
1973 3.71 7.24
1972 3.84 7.28
1971 3.93 7.3
1970 3.85 7.31
1969 3.83 7.34
1968 3.77 7.37
1967 3.84 7.39
1966 3.94 7.41
1965 4.04 7.38
1964 4.07 7.33
1963 4.01 7.24
1962 3.92 7.1
1961 3.78 6.96
1960 3.78 6.82

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

GeoRank.org/birth-rate/ireland/mongolia | CC BY

According to the latest available data on birth rates, the fertility rate in Ireland was 1.5 children per woman in 2023, compared to 2.7 in Mongolia in 2023. The replacement level is considered to be 2.1 children per woman.

Check Ireland vs Mongolia population clock for a dynamic visualization of the changing population.

Natural population change by year

Ireland
Mongolia
1x
Year Natural population change
Ireland Mongolia
2023 19,652 46,995
2022 19,287 47,730
2021 26,064 52,109
2020 23,687 60,888
2019 28,365 61,433
2018 29,878 60,635
2017 31,379 57,940
2016 33,339 62,086
2015 35,265 64,473
2014 37,728 66,078
2013 39,302 62,618
2012 42,775 55,942
2011 45,801 50,711
2010 47,426 44,914
2009 47,168 48,876
2008 46,691 45,843
2007 43,109 39,636
2006 36,752 33,609
2005 33,279 29,290
2004 33,376 28,418
2003 32,372 28,827
2002 31,062 30,439
2001 27,837 32,052
2000 23,592 32,753
1999 21,402 32,283
1998 22,277 31,757
1997 21,311 32,403
1996 18,915 33,741
1995 16,601 34,473
1994 17,234 34,711
1993 17,166 36,924
1992 20,283 42,437
1991 21,206 47,884
1990 21,787 49,443
1989 20,012 51,420
1988 22,912 51,588
1987 26,904 51,140
1986 27,963 50,329
1985 29,013 49,944
1984 31,791 48,562
1983 34,053 46,919
1982 38,344 45,179
1981 39,364 43,588
1980 40,612 42,343
1979 38,798 41,568
1978 36,288 40,276
1977 35,448 38,995
1976 33,676 37,670
1975 34,128 36,490
1974 34,199 35,297
1973 34,562 33,993
1972 34,316 32,727
1971 35,606 31,536
1970 30,756 30,558
1969 29,326 29,781
1968 27,697 29,017
1967 29,895 28,178
1966 26,866 27,338
1965 30,500 26,364
1964 31,532 25,317
1963 29,667 24,142
1962 28,077 22,960
1961 25,137 21,873
1960 28,286 20,726

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

GeoRank.org/birth-rate/ireland/mongolia | 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 +0.37% in Ireland and +1.35% in Mongolia.

For the past 10 years, the annual natural population change has been +0.58% in Ireland and +1.81% in Mongolia.

Birth rate in Ireland vs Mongolia by year

Ireland
Mongolia

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Ireland Mongolia
2023 10.3 19
2022 10.4 19.5
2021 11.8 21.6
2020 11.1 23.4
2019 11.9 24.4
2018 12.5 24.5
2017 12.8 23.9
2016 13.4 25.9
2015 13.9 27.1
2014 14.4 28
2013 14.9 27.5
2012 15.6 26
2011 16.2 25.1
2010 16.5 23.1
2009 16.7 24.8
2008 16.7 23.9
2007 16.2 21.9
2006 15.3 20
2005 14.8 18.6
2004 15.2 18.4
2003 15.4 18.6
2002 15.4 19.4
2001 15 20.3
2000 14.4 20.8
1999 14.4 21.1
1998 14.5 21.4
1997 14.4 22.2
1996 13.9 23.3
1995 13.5 24
1994 13.4 24.5
1993 13.8 25.8
1992 14.4 28.8
1991 14.9 31.9
1990 15.1 34.1
1989 14.8 35.3
1988 15.5 36.4
1987 16.5 37.2
1986 17.4 37.7
1985 17.6 38.5
1984 18.1 38.7
1983 19.1 38.6
1982 20.3 38.5
1981 20.9 38.4
1980 21.7 38.4
1979 21.5 38.7
1978 21.1 38.9
1977 21 39
1976 20.9 39.1
1975 21.1 39.3
1974 22 39.5
1973 22.3 39.6
1972 22.6 39.8
1971 22.6 40
1970 21.8 40.4
1969 21.5 40.9
1968 20.9 41.6
1967 21.1 42.3
1966 21.5 43.1
1965 22.1 43.6
1964 22.4 44
1963 22.2 44.2
1962 21.8 44.1
1961 21.2 44.2
1960 21.5 44.1

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

GeoRank.org/birth-rate/ireland/mongolia | CC BY

The latest reported birth rate per 1,000 people in 2023 was 10.3 in Ireland and 19 in Mongolia, compared with 21.5 and 44.1, respectively, in 1960.

Birth rate data compared

Ireland Mongolia
Fertility rate 1.5 2.7
Fertility rate rank 145/196 67/196
Birth rate 10.3 19
Birth rate rank 142/196 81/196
Population change due to births and deaths +19,652 +46,995
Natural population change rank 109/196 99/196
Natural population change rate +0.37% +1.35%
Population growth +1.59% +1.25%
Population growth rank 68/197 86/197
Age at first childbirth 31.6 years 20.5 years
Average age at childbearing 32.7 years 29.3 years
Annual births per 1,000 women ages 15-19 4.15 19.1
Annual births per 1,000 women ages 20-29 42.8 133.8
Annual births per 1,000 women ages 30+ 21.9 32.1
Female of reproductive age (15-49), share of population 23.7% 24.2%
Any modern method of contraceptive prevalence among married women ages 15-49 70.9% 45.2%
Share of births attended by skilled health staff 99.7% 99.3%
Maternal mortality per live birth 0.004% 0.04%
Neonatal mortality rate (before reaching 28 days of age) 0.25% 0.74%
Infant mortality rate (before reaching 1 year of age) 0.34% 1.14%
Mortality rate before reaching 5 years of age 0.38% 1.36%
Life expectancy 82.9 years 72.5 years

Children 0-14 years as share of population

Ireland
Factual

UN forecast
Mongolia
Factual

UN forecast
1x
Year Young
Ireland Mongolia
2100 12.7% 16.3%
2099 12.7% 16.4%
2098 12.8% 16.4%
2097 12.8% 16.5%
2096 12.9% 16.6%
2095 13% 16.7%
2094 13.1% 16.8%
2093 13.2% 16.9%
2092 13.3% 17%
2091 13.4% 17.2%
2090 13.4% 17.3%
2089 13.5% 17.4%
2088 13.6% 17.6%
2087 13.7% 17.7%
2086 13.7% 17.9%
2085 13.8% 18%
2084 13.8% 18.1%
2083 13.8% 18.2%
2082 13.8% 18.3%
2081 13.8% 18.4%
2080 13.7% 18.5%
2079 13.7% 18.6%
2078 13.6% 18.6%
2077 13.6% 18.7%
2076 13.5% 18.7%
2075 13.5% 18.7%
2074 13.4% 18.7%
2073 13.4% 18.8%
2072 13.4% 18.8%
2071 13.3% 18.9%
2070 13.3% 18.9%
2069 13.4% 19%
2068 13.4% 19.1%
2067 13.5% 19.3%
2066 13.5% 19.4%
2065 13.6% 19.6%
2064 13.8% 19.8%
2063 13.9% 20.1%
2062 14% 20.4%
2061 14.2% 20.7%
2060 14.4% 21%
2059 14.6% 21.3%
2058 14.7% 21.6%
2057 14.9% 21.9%
2056 15.1% 22.2%
2055 15.2% 22.5%
2054 15.3% 22.7%
2053 15.5% 23%
2052 15.6% 23.1%
2051 15.6% 23.3%
2050 15.7% 23.3%
2049 15.7% 23.4%
2048 15.7% 23.4%
2047 15.7% 23.3%
2046 15.6% 23.3%
2045 15.6% 23.2%
2044 15.5% 23.1%
2043 15.4% 23%
2042 15.3% 22.9%
2041 15.3% 22.8%
2040 15.2% 22.8%
2039 15.2% 22.9%
2038 15.1% 23%
2037 15.1% 23.3%
2036 15.3% 23.6%
2035 15.3% 24%
2034 15.5% 24.6%
2033 15.7% 25.2%
2032 15.9% 25.9%
2031 16.1% 26.8%
2030 16.4% 27.8%
2029 16.7% 28.8%
2028 17% 29.7%
2027 17.4% 30.5%
2026 17.9% 31.2%
2025 18.3% 31.9%
2024 18.6% 32.2%
2023 19% 32.6%
2022 19.5% 32.9%
2021 19.8% 32.9%
2020 20.1% 32.8%
2019 20.4% 32.3%
2018 20.7% 31.6%
2017 20.9% 30.9%
2016 21.2% 30.2%
2015 21.3% 29.5%
2014 21.4% 28.9%
2013 21.5% 28.5%
2012 21.5% 28.1%
2011 21.4% 28%
2010 21.1% 27.9%
2009 20.7% 27.9%
2008 20.5% 28.1%
2007 20.3% 28.5%
2006 20.4% 29.1%
2005 20.6% 29.9%
2004 20.8% 30.8%
2003 21% 31.8%
2002 21.1% 32.9%
2001 21.4% 34.1%
2000 21.8% 35.2%
1999 22.1% 36.2%
1998 22.5% 37%
1997 23% 37.8%
1996 23.6% 38.4%
1995 24.2% 39%
1994 24.9% 39.5%
1993 25.5% 40%
1992 26% 40.5%
1991 26.6% 41%
1990 27.1% 41.4%
1989 27.6% 41.7%
1988 28.1% 41.8%
1987 28.5% 42%
1986 28.9% 42.1%
1985 29.3% 42.3%
1984 29.6% 42.5%
1983 29.9% 42.7%
1982 30.1% 43%
1981 30.3% 43.3%
1980 30.4% 43.7%
1979 30.5% 44.1%
1978 30.7% 44.5%
1977 30.9% 44.8%
1976 31% 45.2%
1975 31.1% 45.4%
1974 31.2% 45.6%
1973 31.2% 45.8%
1972 31.2% 45.8%
1971 31.2% 45.8%
1970 31.1% 45.6%
1969 31.1% 45.4%
1968 31.1% 44.9%
1967 31.1% 44.2%
1966 31.1% 43.3%
1965 31.1% 42.4%
1964 30.9% 41.4%
1963 30.9% 40.4%
1962 30.9% 39.6%
1961 31% 38.8%
1960 30.9% 38.1%

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/ireland/mongolia | CC BY

Children aged 0-14 make up 18.6% of the population in Ireland and 32.2% in Mongolia in 2024, compared to 27.1% and 41.4% respectively in 1990.

Demographics of Ireland and Mongolia compared.

Fertility rates around the globe

1x

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

GeoRank.org/birth-rate/ireland/mongolia | CC BY

Maternal mortality chart: Ireland vs Mongolia

Ireland
Mongolia
1x
Year Maternal mortality per 100K births
Ireland Mongolia
2023 4 41
2022 7 41
2021 6 63
2020 6 47
2019 4 45
2018 5 45
2017 4 45
2016 4 48
2015 5 52
2014 5 56
2013 5 59
2012 6 63
2011 6 67
2010 6 71
2009 6 75
2008 6 77
2007 6 81
2006 6 90
2005 6 99
2004 6 108
2003 6 114
2002 7 120
2001 7 130
2000 8 144
1999 7 162
1998 8 174
1997 8 180
1996 8 178
1995 9 176
1994 9 178
1993 9 181
1992 10 199
1991 10 227
1990 11 276
1989 10 311
1988 11 335
1987 10 341
1986 11 346
1985 11 352

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

GeoRank.org/birth-rate/ireland/mongolia | CC BY

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 4 deaths per 100,000 live births in Ireland, compared to 41 deaths in Mongolia.

Under-five mortality rates

Ireland
Mongolia

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Ireland Mongolia
2023 0.38% 1.36%
2022 0.37% 1.39%
2021 0.36% 1.43%
2020 0.35% 1.48%
2019 0.34% 1.56%
2018 0.34% 1.64%
2017 0.35% 1.74%
2016 0.36% 1.84%
2015 0.37% 1.94%
2014 0.38% 2.04%
2013 0.39% 2.15%
2012 0.4% 2.28%
2011 0.41% 2.44%
2010 0.42% 2.63%
2009 0.43% 2.85%
2008 0.44% 3.11%
2007 0.46% 3.39%
2006 0.49% 3.71%
2005 0.52% 4.07%
2004 0.56% 4.45%
2003 0.6% 4.87%
2002 0.65% 5.32%
2001 0.69% 5.8%
2000 0.72% 6.29%
1999 0.73% 6.78%
1998 0.73% 7.27%
1997 0.73% 7.74%
1996 0.73% 8.19%
1995 0.73% 8.6%
1994 0.74% 9%
1993 0.77% 9.39%
1992 0.81% 9.78%
1991 0.87% 10.2%
1990 0.92% 10.7%
1989 0.96% 11.1%
1988 0.99% 11.7%
1987 1.02% 12.2%
1986 1.04% 12.8%
1985 1.07% 13.4%
1984 1.11% 13.9%
1983 1.17% 14.4%
1982 1.23% 15%
1981 1.32% 15.5%
1980 1.43% 16.1%
1979 1.56% 16.7%
1978 1.69% 17.3%
1977 1.81% -
1976 1.91% -
1975 2% -
1974 2.06% -
1973 2.11% -
1972 2.14% -
1971 2.17% -
1970 2.22% -
1969 2.3% -
1968 2.41% -
1967 2.55% -
1966 2.71% -
1965 2.87% -
1964 3.01% -
1963 3.13% -
1962 3.25% -
1961 3.38% -
1960 3.53% -

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

GeoRank.org/birth-rate/ireland/mongolia | CC BY

The chance that a newborn baby will die before reaching age five is 0.38% in Ireland and 1.36% in Mongolia. 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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