Tanzania vs Vietnam: Median age

Median age in 2023: 17.2 years in Tanzania and 32.4 years in Vietnam, by UN estimates. In 2023 the value was higher in Vietnam, by 15.2 years, or 1.88 times that in Tanzania.

Watch it change on the map

years · UN

TanzaniaVietnamUN projection (medium variant)95% prediction intervalWorld

What the numbers say

Vietnam has been higher in every year both have figures for since 1950.
In 2023, Tanzania ranked 217 and Vietnam ranked 112 of 229 countries, counting from the highest.
The UN projection (medium variant) puts Tanzania at 32.3 years and Vietnam at 49.3 years in 2100.
The world as a whole: 30.4 years in 2023.

Every year

years · UN

Year	Tanzania	Vietnam	World
2023	17.2	32.4	30.4
2022	17.1	31.9	30.1
2021	17	31.5	29.8
2020	16.9	31	29.6
2019	16.8	30.6	29.3
2018	16.8	30.2	29
2017	16.7	29.8	28.8
2016	16.6	29.5	28.5
2015	16.4	29.2	28.3
2014	16.3	28.8	28.1
2013	16.2	28.4	27.8
2012	16.2	28	27.6
2011	16.1	27.6	27.4
2010	16.1	27.2	27.2
2009	16.1	26.8	27
2008	16.2	26.3	26.7
2007	16.2	25.8	26.5
2006	16.3	25.3	26.3
2005	16.3	24.8	26.1
2004	16.3	24.4	25.9
2003	16.4	24	25.7
2002	16.4	23.5	25.5
2001	16.4	23.1	25.3
2000	16.4	22.7	25.1
1999	16.3	22.2	24.9
1998	16.3	21.8	24.7
1997	16.2	21.4	24.4
1996	16.3	21	24.2
1995	16.3	20.6	24
1994	16.2	20.3	23.8
1993	15.9	20	23.5
1992	15.7	19.8	23.3
1991	15.6	19.6	23.1
1990	15.5	19.5	22.9
1989	15.5	19.3	22.8
1988	15.4	19.2	22.6
1987	15.3	19.1	22.4
1986	15.2	19	22.2
1985	15.2	18.9	22
1984	15.1	18.8	21.9
1983	15.1	18.7	21.8
1982	15.2	18.6	21.7
1981	15.3	18.5	21.6
1980	15.4	18.4	21.5
1979	15.5	18.3	21.3
1978	15.6	18.1	21.1
1977	15.7	17.9	21
1976	15.8	17.7	20.8
1975	15.8	17.6	20.7
1974	15.8	17.5	20.5
1973	15.9	17.4	20.4
1972	15.9	17.3	20.4
1971	15.9	17.3	20.3
1970	16	17.2	20.3
1969	16	17.2	20.3
1968	16.1	17.2	20.4
1967	16.1	17.2	20.5
1966	16.2	17.3	20.6
1965	16.3	17.7	20.8
1964	16.3	18.1	21
1963	16.3	18.7	21.2
1962	16.3	19.2	21.4
1961	16.3	19.7	21.4
1960	16.3	20.2	21.5
1959	16.3	20.7	21.5
1958	16.3	21.2	21.5
1957	16.3	21.6	21.6
1956	16.3	21.9	21.7
1955	16.3	22	21.8
1954	16.2	22.3	21.9
1953	16.2	22.5	22
1952	16.1	22.7	22.1
1951	16.1	22.9	22.1
1950	16	23.1	22.2

UN projection (medium variant) · 2024–2100

Year	Tanzania	Vietnam	World
2024	17.417.4–17.4	32.932.9–33	30.6
2025	17.517.5–17.5	33.433.2–33.6	30.9
2026	17.617.6–17.7	33.933.6–34.3	31.1
2027	17.717.7–17.9	34.433.9–34.9	31.3
2028	17.917.7–18.1	34.834.2–35.5	31.6
2029	1817.8–18.3	35.334.5–36.1	31.8
2030	18.117.8–18.5	35.734.8–36.7	32
2031	18.317.8–18.8	36.135–37.2	32.2
2032	18.417.9–19.1	36.535.2–37.8	32.4
2033	18.517.9–19.4	36.835.4–38.3	32.6
2034	18.718–19.7	37.135.4–38.8	32.8
2035	18.918–20.1	37.435.5–39.3	33
2036	1918.1–20.4	37.635.5–39.8	33.2
2037	19.218.2–20.8	37.735.6–40.2	33.4
2038	19.418.3–21.1	37.935.6–40.6	33.6
2039	19.618.3–21.5	3835.6–40.9	33.8
2040	19.818.3–21.9	38.235.7–41.3	34
2041	2018.4–22.3	38.335.9–41.6	34.2
2042	20.218.4–22.7	38.536–41.9	34.4
2043	20.418.5–23.1	38.736.2–42.2	34.6
2044	20.618.6–23.5	38.836.3–42.5	34.8
2045	20.818.7–23.9	3936.6–42.7	35
2046	2118.8–24.4	39.236.8–43	35.2
2047	21.218.9–24.8	39.437.1–43.2	35.4
2048	21.419–25.2	39.737.3–43.5	35.6
2049	21.619.2–25.6	4037.5–43.7	35.9
2050	21.819.3–26.1	40.237.8–44	36.1
2051	2219.4–26.5	40.538.2–44.3	36.3
2052	22.219.5–26.9	40.838.5–44.5	36.5
2053	22.419.7–27.3	41.138.9–44.8	36.7
2054	22.619.8–27.7	41.439.2–45.2	36.9
2055	22.819.9–28.1	41.839.5–45.5	37.1
2056	2320–28.4	42.239.8–45.8	37.3
2057	23.220.1–28.8	42.640–46.1	37.5
2058	23.420.2–29.2	42.940.2–46.4	37.6
2059	23.620.3–29.5	43.340.4–46.8	37.8
2060	23.820.4–29.9	43.640.6–47.2	37.9
2061	2420.5–30.2	43.940.7–47.7	38
2062	24.220.6–30.5	44.140.9–48.1	38.1
2063	24.420.7–30.9	44.441–48.5	38.3
2064	24.620.8–31.2	44.641–48.9	38.4
2065	24.820.8–31.6	44.841.1–49.3	38.5
2066	25.120.9–31.9	4541.1–49.7	38.6
2067	25.321–32.3	45.241.2–50.1	38.7
2068	25.521.1–32.7	45.341.3–50.4	38.8
2069	25.721.1–33	45.541.3–50.7	38.9
2070	25.921.2–33.3	45.641.4–51	39
2071	26.121.3–33.7	45.741.4–51.3	39.1
2072	26.321.4–34	45.841.4–51.6	39.2
2073	26.521.5–34.3	45.841.4–51.9	39.3
2074	26.721.6–34.7	45.941.4–52.2	39.4
2075	2721.7–35	4641.5–52.5	39.5
2076	27.221.8–35.3	4641.5–52.8	39.6
2077	27.421.9–35.6	46.141.6–53.1	39.7
2078	27.622–35.9	46.241.6–53.3	39.8
2079	27.822.1–36.2	46.341.7–53.6	40
2080	2822.2–36.4	46.341.7–53.8	40.1
2081	28.322.3–36.7	46.541.8–53.9	40.2
2082	28.522.3–37	46.641.9–54.1	40.3
2083	28.722.4–37.2	46.742–54.2	40.4
2084	28.922.5–37.5	46.842.1–54.4	40.5
2085	29.122.6–37.8	4742.2–54.5	40.6
2086	29.322.7–38	47.242.2–54.6	40.7
2087	29.522.8–38.2	47.342.3–54.8	40.9
2088	29.722.9–38.5	47.542.4–54.9	41
2089	29.923–38.7	47.742.4–55.1	41.1
2090	30.223.1–38.9	47.942.5–55.3	41.2
2091	30.423.2–39.1	4842.5–55.4	41.3
2092	30.623.3–39.2	48.242.5–55.6	41.4
2093	30.823.5–39.4	48.442.5–55.8	41.5
2094	3123.6–39.6	48.542.5–56	41.6
2095	31.223.6–39.8	48.742.5–56.2	41.7
2096	31.423.7–39.9	48.842.5–56.4	41.8
2097	31.623.8–40	4942.5–56.6	41.9
2098	31.923.9–40.2	49.142.5–56.8	42
2099	32.124–40.3	49.242.5–57.1	42
2100	32.324.1–40.4	49.342.4–57.3	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

Tanzania vs Vietnam: Median age

What the numbers say

Every year

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