Guinea vs Niger: Median age

Median age in 2023: 18 years in Guinea and 15.3 years in Niger, by UN estimates. In 2023 the value was higher in Guinea, by 2.7 years, or 1.18 times that in Niger.

Watch it change on the map

years · UN

GuineaNigerUN projection (medium variant)95% prediction intervalWorld

What the numbers say

Guinea has been higher in every year both have figures for since 1950.
In 2023, Guinea ranked 208 and Niger ranked 228 of 229 countries, counting from the highest.
The UN projection (medium variant) puts Guinea at 35.3 years and Niger at 34.5 years in 2100.
The world as a whole: 30.4 years in 2023.

Every year

years · UN

Year	Guinea	Niger	World
2023	18	15.3	30.4
2022	17.8	15.1	30.1
2021	17.7	15	29.8
2020	17.6	14.8	29.6
2019	17.4	14.7	29.3
2018	17.3	14.6	29
2017	17.2	14.5	28.8
2016	17	14.4	28.5
2015	16.9	14.3	28.3
2014	16.8	14.3	28.1
2013	16.6	14.3	27.8
2012	16.5	14.2	27.6
2011	16.4	14.2	27.4
2010	16.3	14.3	27.2
2009	16.2	14.3	27
2008	16.1	14.4	26.7
2007	16.1	14.5	26.5
2006	16	14.6	26.3
2005	16	14.7	26.1
2004	16	14.8	25.9
2003	16	14.9	25.7
2002	16	15	25.5
2001	16.2	15.1	25.3
2000	16.4	15.2	25.1
1999	16.5	15.3	24.9
1998	16.6	15.4	24.7
1997	16.8	15.4	24.4
1996	16.9	15.5	24.2
1995	17	15.5	24
1994	17	15.5	23.8
1993	17.1	15.5	23.5
1992	17.1	15.5	23.3
1991	17.2	15.5	23.1
1990	17.2	15.5	22.9
1989	17.2	15.4	22.8
1988	17.3	15.4	22.6
1987	17.3	15.4	22.4
1986	17.3	15.4	22.2
1985	17.4	15.3	22
1984	17.4	15.3	21.9
1983	17.5	15.3	21.8
1982	17.5	15.4	21.7
1981	17.6	15.4	21.6
1980	17.7	15.3	21.5
1979	17.8	15.3	21.3
1978	18	15.3	21.1
1977	18.1	15.2	21
1976	18.3	15.2	20.8
1975	18.4	15.1	20.7
1974	18.5	15.1	20.5
1973	18.6	15	20.4
1972	18.7	14.9	20.4
1971	18.8	14.9	20.3
1970	18.9	14.8	20.3
1969	19	14.7	20.3
1968	19	14.7	20.4
1967	19.1	14.6	20.5
1966	19.1	14.6	20.6
1965	19.2	14.6	20.8
1964	19.3	14.5	21
1963	19.3	14.5	21.2
1962	19.4	14.5	21.4
1961	19.5	14.5	21.4
1960	19.6	14.4	21.5
1959	19.7	14.4	21.5
1958	19.8	14.3	21.5
1957	19.8	14.3	21.6
1956	19.9	14.2	21.7
1955	20	14.2	21.8
1954	20.1	14.2	21.9
1953	20.2	14.1	22
1952	20.3	14.1	22.1
1951	20.3	14	22.1
1950	20.4	14	22.2

UN projection (medium variant) · 2024–2100

Year	Guinea	Niger	World
2024	18.118.1–18.2	15.415.4–15.5	30.6
2025	18.318.2–18.5	15.615.4–15.7	30.9
2026	18.518.3–18.7	15.715.5–16	31.1
2027	18.718.4–19	15.915.6–16.3	31.3
2028	18.918.5–19.4	16.115.6–16.6	31.6
2029	1918.6–19.7	16.215.7–16.9	31.8
2030	19.318.7–20.1	16.415.8–17.3	32
2031	19.518.8–20.5	16.615.8–17.6	32.2
2032	19.718.9–20.9	16.815.9–18	32.4
2033	19.919–21.3	1715.9–18.5	32.6
2034	20.119–21.7	17.215.9–18.9	32.8
2035	20.419.1–22.1	17.516–19.3	33
2036	20.619.2–22.6	17.716–19.8	33.2
2037	20.819.3–23	17.916–20.2	33.4
2038	21.119.4–23.5	18.116–20.7	33.6
2039	21.319.5–23.9	18.316–21.2	33.8
2040	21.619.5–24.4	18.616–21.7	34
2041	21.819.6–24.9	18.816.1–22.2	34.2
2042	22.119.7–25.3	1916.2–22.7	34.4
2043	22.419.8–25.8	19.316.4–23.2	34.6
2044	22.619.8–26.2	19.616.5–23.7	34.8
2045	22.919.9–26.7	19.816.6–24.2	35
2046	23.220–27.1	20.116.8–24.7	35.2
2047	23.420.2–27.6	20.416.9–25.2	35.4
2048	23.720.3–28	20.617.1–25.7	35.6
2049	2420.4–28.4	20.917.2–26.2	35.9
2050	24.220.6–28.9	21.217.3–26.7	36.1
2051	24.520.7–29.4	21.517.5–27.2	36.3
2052	24.820.8–29.8	21.817.6–27.7	36.5
2053	25.121–30.3	2217.8–28.2	36.7
2054	25.321.1–30.7	22.317.9–28.7	36.9
2055	25.621.3–31.2	22.618.1–29.1	37.1
2056	25.921.4–31.6	22.918.2–29.6	37.3
2057	26.121.5–32.1	23.218.4–30.1	37.5
2058	26.421.6–32.4	23.518.5–30.5	37.6
2059	26.621.8–32.8	23.818.6–31	37.8
2060	26.921.9–33.1	24.118.8–31.4	37.9
2061	27.222–33.5	24.318.9–31.9	38
2062	27.422.1–33.8	24.619.1–32.3	38.1
2063	27.722.2–34.1	24.919.2–32.7	38.3
2064	27.922.3–34.5	25.219.3–33.1	38.4
2065	28.222.4–34.8	25.519.5–33.5	38.5
2066	28.422.5–35.1	25.819.6–33.9	38.6
2067	28.622.6–35.3	2619.8–34.3	38.7
2068	28.922.7–35.6	26.319.9–34.6	38.8
2069	29.122.8–35.8	26.620–35	38.9
2070	29.422.9–36.1	26.920.2–35.3	39
2071	29.623–36.3	27.220.3–35.6	39.1
2072	29.823.1–36.5	27.420.5–35.9	39.2
2073	30.123.2–36.7	27.720.6–36.2	39.3
2074	30.323.3–36.9	2820.8–36.4	39.4
2075	30.523.4–37.1	28.320.9–36.7	39.5
2076	30.723.5–37.3	28.621.1–36.9	39.6
2077	3123.6–37.4	28.821.3–37.2	39.7
2078	31.223.6–37.6	29.121.4–37.4	39.8
2079	31.423.7–37.8	29.421.5–37.6	40
2080	31.623.8–37.9	29.621.7–37.7	40.1
2081	31.823.9–38.1	29.921.9–37.9	40.2
2082	3224–38.3	30.222–38.1	40.3
2083	32.224.1–38.4	30.422.2–38.3	40.4
2084	32.424.2–38.6	30.722.3–38.4	40.5
2085	32.624.3–38.7	30.922.5–38.6	40.6
2086	32.824.3–38.8	31.222.6–38.7	40.7
2087	3324.5–39	31.522.8–38.9	40.9
2088	33.224.5–39.1	31.722.9–39	41
2089	33.424.6–39.2	3223.1–39.2	41.1
2090	33.624.7–39.3	32.223.2–39.3	41.2
2091	33.824.8–39.4	32.423.4–39.4	41.3
2092	3424.9–39.5	32.723.5–39.5	41.4
2093	34.225–39.6	32.923.7–39.7	41.5
2094	34.325.1–39.7	33.123.8–39.8	41.6
2095	34.525.2–39.7	33.423.9–39.9	41.7
2096	34.725.3–39.8	33.624.1–40	41.8
2097	34.825.5–39.9	33.824.2–40	41.9
2098	3525.6–40	3424.3–40.1	42
2099	35.225.7–40	34.324.5–40.2	42
2100	35.325.8–40	34.524.6–40.3	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

Guinea vs Niger: Median age

What the numbers say

Every year

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