{"chart":{"title":"Median age","subtitle":"The median age is the age that divides the population into two equal halves — half of the population is younger, and half is older. Future projections are based on the UN's medium scenario.","citation":"UN, World Population Prospects (2024)","originalChartUrl":"https://ourworldindata.org/grapher/median-age","selection":["World","China","Japan","India","Brazil","Russia","United Kingdom","United States","Nigeria"]},"columns":{"Median age - Sex: all - Age: all - Variant: estimates":{"titleShort":"Median age","titleLong":"Median age - UN WPP","descriptionShort":"Age that divides the population into two halves of equal size — half are younger and half are older.","descriptionKey":"Median age tends to rise as people live longer and as fewer children are born. It is a common way to describe how \"old\" or \"young\" a country's population is.","unit":"years","timespan":"1950-2023","type":"Numeric","owidVariableId":950958,"shortName":"median_age__sex_all__age_all__variant_estimates","lastUpdated":"2024-07-12","nextUpdate":"2027-07-12","citationShort":"UN, World Population Prospects (2024) – processed by Our World in Data","citationLong":"UN, World Population Prospects (2024) – processed by Our World in Data. “Median age – UN WPP” [dataset]. United Nations, “World Population Prospects”; United Nations, “World Population Prospects – Interim Update” [original data].","fullMetadata":"https://api.ourworldindata.org/v1/indicators/950958.metadata.json"},"Median age - Sex: all - Age: all - Variant: medium":{"titleShort":"Median age","titleLong":"Median age - UN WPP – with medium scenario projections","descriptionShort":"Age that divides the population into two halves of equal size — half are younger and half are older. Future projections are based on the UN's medium scenario.","descriptionKey":"Median age tends to rise as people live longer and as fewer children are born. It is a common way to describe how \"old\" or \"young\" a country's population is.","unit":"years","timespan":"2024-2100","type":"Numeric","owidVariableId":950961,"shortName":"median_age__sex_all__age_all__variant_medium","lastUpdated":"2024-07-12","nextUpdate":"2027-07-12","citationShort":"UN, World Population Prospects (2024) – processed by Our World in Data","citationLong":"UN, World Population Prospects (2024) – processed by Our World in Data. “Median age – UN WPP – with medium scenario projections” [dataset]. United Nations, “World Population Prospects”; United Nations, “World Population Prospects – Interim Update” [original data].","fullMetadata":"https://api.ourworldindata.org/v1/indicators/950961.metadata.json"}},"dateDownloaded":"2026-11-15"}