Dataset

Age distribution of mothers at childbirth by year

owid.age-of-mothers-at-childbirth-by-year
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About

Average number of children a woman would have at each age if she experienced the fertility rates of year 1900. Average number of children a woman would have at each age if she experienced the fertility rates of year 1910. Average number of children a woman would have at each age if she experienced the fertility rates of year 1920. Average number of children a woman would have at each age if she experienced the fertility rates of year 1930. Average number of children a woman would have at each age if she experienced the fertility rates of year 1940. Average number of children a woman would have at each age if she experienced the fertility rates of year 1950. Average number of children a woman would have at each age if she experienced the fertility rates of year 1960. Average number of children a woman would have at each age if she experienced the fertility rates of year 1970. Average number of children a woman would have at each age if she experienced the fertility rates of year 1980. Average number of children a woman would have at each age if she experienced the fertility rates of year 1990. Average number of children a woman would have at each age if she experienced the fertility rates of year 2000. Average number of children a woman would have at each age if she experienced the fertility rates of year 2010. Average number of children a woman would have at each age if she experienced the fertility rates of year 2020. Average number of children a woman would have at each age if she experienced the fertility rates of year 2023.

Cite as: Human Fertility Database (2026); UN, World Population Prospects (2024) – with major processing by Our World in Data. “1900” [dataset]. Human Fertility Database, “Human Fertility Database”; United Nations, “World Population Prospects”; United Nations, “World Population Prospects – Interim Update” [original data].

Publisher
Our World in Data
Tier
Official
Covers
0012–0055
Places
Countries, regions and groups of the world
Updated
annual
Last modified
2025-10-22
Units
births per women
License
Creative Commons Attribution 4.0 International
Method
https://ourworldindata.org/grapher/age-of-mothers-at-childbirth-by-year

Columns

NameTypeDescription
entitytextcountry, region or group
codetextISO 3166-1 alpha-3, OWID_ for OWID's own groups, empty for most regions
yearinteger
asfr__year_as_dimension_1900number1900 (births per women)
asfr__year_as_dimension_1910number1910 (births per women)
asfr__year_as_dimension_1920number1920 (births per women)
asfr__year_as_dimension_1930number1930 (births per women)
asfr__year_as_dimension_1940number1940 (births per women)
asfr__year_as_dimension_1950number1950 (births per women)
asfr__year_as_dimension_1960number1960 (births per women)
asfr__year_as_dimension_1970number1970 (births per women)
asfr__year_as_dimension_1980number1980 (births per women)
asfr__year_as_dimension_1990number1990 (births per women)
asfr__year_as_dimension_2000number2000 (births per women)
asfr__year_as_dimension_2010number2010 (births per women)
asfr__year_as_dimension_2020number2020 (births per women)
asfr__year_as_dimension_2023number2023 (births per women)

Dimensions

NameValues
entity
year

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