Benin vs Nigeria: Median age

Median age in 2023: 17.8 years in Benin and 17.8 years in Nigeria, by UN estimates. In 2023 the value was higher in Benin, by 0 years, or 1 times that in Nigeria.

Watch it change on the map

years · UN

BeninNigeriaUN projection (medium variant)95% prediction intervalWorld

What the numbers say

Benin has been higher since 2010, when it overtook Nigeria.
The UN projection (medium variant) puts Benin at 33 years and Nigeria at 34.3 years in 2100.
The world as a whole: 30.4 years in 2023.

Every year

years · UN

Year	Benin	Nigeria	World
2023	17.8	17.8	30.4
2022	17.7	17.6	30.1
2021	17.5	17.4	29.8
2020	17.4	17.2	29.6
2019	17.3	17.1	29.3
2018	17.3	16.9	29
2017	17.2	16.8	28.8
2016	17.1	16.7	28.5
2015	17.1	16.7	28.3
2014	17	16.6	28.1
2013	16.9	16.6	27.8
2012	16.9	16.6	27.6
2011	16.8	16.6	27.4
2010	16.7	16.7	27.2
2009	16.7	16.7	27
2008	16.6	16.7	26.7
2007	16.5	16.8	26.5
2006	16.5	16.8	26.3
2005	16.4	16.8	26.1
2004	16.3	16.9	25.9
2003	16.3	16.9	25.7
2002	16.2	16.9	25.5
2001	16.1	16.9	25.3
2000	16	16.8	25.1
1999	15.9	16.8	24.9
1998	15.9	16.7	24.7
1997	15.8	16.6	24.4
1996	15.8	16.5	24.2
1995	15.9	16.5	24
1994	16.1	16.4	23.8
1993	16	16.3	23.5
1992	15.8	16.2	23.3
1991	15.8	16.2	23.1
1990	15.8	16.2	22.9
1989	15.8	16.1	22.8
1988	15.8	16.1	22.6
1987	15.8	16.1	22.4
1986	15.9	16.2	22.2
1985	15.9	16.2	22
1984	16	16.3	21.9
1983	16	16.4	21.8
1982	16.1	16.5	21.7
1981	16.2	16.6	21.6
1980	16.2	16.7	21.5
1979	16.3	16.8	21.3
1978	16.4	16.9	21.1
1977	16.4	17.1	21
1976	16.6	17.2	20.8
1975	16.7	17.3	20.7
1974	16.8	17.4	20.5
1973	17	17.5	20.4
1972	17.2	17.7	20.4
1971	17.4	17.8	20.3
1970	17.6	17.9	20.3
1969	17.8	18	20.3
1968	18	18.1	20.4
1967	18.2	18.2	20.5
1966	18.4	18.3	20.6
1965	18.7	18.3	20.8
1964	18.9	18.3	21
1963	19.1	18.3	21.2
1962	19.3	18.3	21.4
1961	19.5	18.3	21.4
1960	19.8	18.3	21.5
1959	20	18.3	21.5
1958	20.3	18.3	21.5
1957	20.6	18.3	21.6
1956	20.9	18.2	21.7
1955	21.2	18.2	21.8
1954	21.5	18.2	21.9
1953	21.8	18.2	22
1952	22.2	18.2	22.1
1951	22.5	18.1	22.1
1950	22.8	18.1	22.2

UN projection (medium variant) · 2024–2100

Year	Benin	Nigeria	World
2024	17.917.9–17.9	1817.9–18	30.6
2025	18.118–18.2	18.118–18.3	30.9
2026	18.218–18.4	18.418.1–18.6	31.1
2027	18.418.1–18.7	18.618.2–18.9	31.3
2028	18.518.2–19	18.818.3–19.3	31.6
2029	18.718.2–19.4	1918.4–19.6	31.8
2030	18.918.3–19.7	19.318.5–20	32
2031	1918.3–20.1	19.518.6–20.4	32.2
2032	19.218.4–20.5	19.718.7–20.8	32.4
2033	19.418.5–20.9	2018.8–21.2	32.6
2034	19.718.5–21.3	20.218.8–21.6	32.8
2035	19.918.6–21.7	20.518.9–22	33
2036	20.118.6–22.1	20.718.9–22.4	33.2
2037	20.318.7–22.6	2119–22.8	33.4
2038	20.518.7–23	21.219–23.2	33.6
2039	20.718.8–23.5	21.419–23.6	33.8
2040	2118.8–23.9	21.718.9–24	34
2041	21.218.8–24.4	21.918.9–24.4	34.2
2042	21.418.8–24.8	22.118.9–24.8	34.4
2043	21.618.8–25.3	22.318.8–25.1	34.6
2044	21.818.9–25.7	22.518.9–25.5	34.8
2045	2219–26.2	22.719–25.9	35
2046	22.219.1–26.6	2319.1–26.3	35.2
2047	22.419.2–27	23.219.1–26.6	35.4
2048	22.619.3–27.5	23.419.3–27	35.6
2049	22.819.4–27.9	23.719.4–27.3	35.9
2050	2319.5–28.3	23.919.5–27.7	36.1
2051	23.219.7–28.8	24.119.7–28.1	36.3
2052	23.419.8–29.2	24.419.8–28.5	36.5
2053	23.619.9–29.7	24.619.9–28.8	36.7
2054	23.820–30.1	24.820–29.2	36.9
2055	2420.2–30.6	25.120.2–29.5	37.1
2056	24.220.3–31	25.320.3–29.8	37.3
2057	24.420.4–31.5	25.620.5–30	37.5
2058	24.620.5–31.9	25.820.6–30.3	37.6
2059	24.920.7–32.3	26.120.7–30.6	37.8
2060	25.120.8–32.7	26.320.8–30.9	37.9
2061	25.320.9–33.1	26.620.9–31.1	38
2062	25.521.1–33.4	26.821–31.4	38.1
2063	25.721.2–33.8	27.121.1–31.6	38.3
2064	25.921.3–34.2	27.321.2–31.8	38.4
2065	26.221.4–34.5	27.521.4–32	38.5
2066	26.421.5–34.8	27.821.5–32.3	38.6
2067	26.621.7–35.1	2821.6–32.5	38.7
2068	26.821.7–35.4	28.321.7–32.7	38.8
2069	2721.8–35.7	28.521.8–32.9	38.9
2070	27.221.9–36	28.821.9–33.1	39
2071	27.422–36.3	2922–33.3	39.1
2072	27.722.1–36.5	29.222.2–33.5	39.2
2073	27.922.1–36.8	29.522.3–33.6	39.3
2074	28.122.2–37.1	29.722.4–33.8	39.4
2075	28.322.3–37.3	29.922.5–34	39.5
2076	28.522.4–37.5	30.122.7–34.2	39.6
2077	28.722.5–37.7	30.322.8–34.4	39.7
2078	28.922.6–38	30.622.9–34.6	39.8
2079	29.122.8–38.2	30.823.1–34.7	40
2080	29.322.9–38.4	3123.2–34.9	40.1
2081	29.523–38.6	31.223.4–35.1	40.2
2082	29.723–38.8	31.423.5–35.2	40.3
2083	29.923.1–39	31.523.7–35.4	40.4
2084	30.123.2–39.1	31.723.9–35.6	40.5
2085	30.323.3–39.3	31.924.1–35.7	40.6
2086	30.523.4–39.4	32.124.2–35.9	40.7
2087	30.723.5–39.6	32.324.4–36	40.9
2088	30.923.6–39.8	32.424.6–36.1	41
2089	31.123.7–39.9	32.624.7–36.2	41.1
2090	31.223.8–40	32.824.9–36.3	41.2
2091	31.424–40.1	32.925–36.4	41.3
2092	31.624.1–40.2	33.125.2–36.5	41.4
2093	31.824.2–40.3	33.325.3–36.6	41.5
2094	31.924.3–40.4	33.425.5–36.7	41.6
2095	32.124.4–40.4	33.625.6–36.8	41.7
2096	32.324.6–40.4	33.725.7–36.8	41.8
2097	32.424.7–40.3	33.925.8–36.9	41.9
2098	32.624.8–40.3	3426–37	42
2099	32.824.9–40.3	34.226.1–37	42
2100	3325–40.2	34.326.2–37.1	42.1

Each country on its own

Good to know

Half the people are older than this age and half are younger.
Source: UN DESA, World Population Prospects 2024.
The dashed line is the UN projection (medium variant), a scenario rather than a forecast; the band is its 95% prediction interval.
Ranks count the 229 countries with a value in 2023, highest first.
The faint line is the world as a whole, as the same source counts it.

How the layers work, where their data comes from and what they can’t tell you: Countries through time

Benin vs Nigeria: Median age

What the numbers say

Every year

Each country on its own

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