Spain vs Tanzania: Median age

Median age in 2023: 44.9 years in Spain and 17.2 years in Tanzania, by UN estimates. In 2023 the value was higher in Spain, by 27.7 years, or 2.6 times that in Tanzania.

Watch it change on the map

years · UN

SpainTanzaniaUN projection (medium variant)95% prediction intervalWorld

What the numbers say

Spain has been higher in every year both have figures for since 1950.
In 2023, Spain ranked 16 and Tanzania ranked 217 of 229 countries, counting from the highest.
The UN projection (medium variant) puts Spain at 52.2 years and Tanzania at 32.3 years in 2100.
The world as a whole: 30.4 years in 2023.

Every year

years · UN

Year	Spain	Tanzania	World
2023	44.9	17.2	30.4
2022	44.4	17.1	30.1
2021	43.9	17	29.8
2020	43.5	16.9	29.6
2019	43.1	16.8	29.3
2018	42.8	16.8	29
2017	42.4	16.7	28.8
2016	42.1	16.6	28.5
2015	41.6	16.4	28.3
2014	41.2	16.3	28.1
2013	40.6	16.2	27.8
2012	40.1	16.2	27.6
2011	39.6	16.1	27.4
2010	39.2	16.1	27.2
2009	38.8	16.1	27
2008	38.4	16.2	26.7
2007	38.2	16.2	26.5
2006	38	16.3	26.3
2005	37.8	16.3	26.1
2004	37.5	16.3	25.9
2003	37.3	16.4	25.7
2002	37.1	16.4	25.5
2001	36.8	16.4	25.3
2000	36.3	16.4	25.1
1999	35.9	16.3	24.9
1998	35.5	16.3	24.7
1997	35.1	16.2	24.4
1996	34.7	16.3	24.2
1995	34.3	16.3	24
1994	33.9	16.2	23.8
1993	33.6	15.9	23.5
1992	33.2	15.7	23.3
1991	32.9	15.6	23.1
1990	32.5	15.5	22.9
1989	32.1	15.5	22.8
1988	31.8	15.4	22.6
1987	31.5	15.3	22.4
1986	31.2	15.2	22.2
1985	30.9	15.2	22
1984	30.6	15.1	21.9
1983	30.4	15.1	21.8
1982	30.1	15.2	21.7
1981	29.9	15.3	21.6
1980	29.8	15.4	21.5
1979	29.6	15.5	21.3
1978	29.4	15.6	21.1
1977	29.2	15.7	21
1976	29.1	15.8	20.8
1975	29	15.8	20.7
1974	29	15.8	20.5
1973	29	15.9	20.4
1972	29	15.9	20.4
1971	29.1	15.9	20.3
1970	29.1	16	20.3
1969	29.3	16	20.3
1968	29.4	16.1	20.4
1967	29.4	16.1	20.5
1966	29.3	16.2	20.6
1965	29.2	16.3	20.8
1964	29.1	16.3	21
1963	29	16.3	21.2
1962	28.8	16.3	21.4
1961	28.6	16.3	21.4
1960	28.4	16.3	21.5
1959	28.2	16.3	21.5
1958	28.1	16.3	21.5
1957	28	16.3	21.6
1956	27.9	16.3	21.7
1955	27.7	16.3	21.8
1954	27.5	16.2	21.9
1953	27.2	16.2	22
1952	27	16.1	22.1
1951	26.8	16.1	22.1
1950	26.5	16	22.2

UN projection (medium variant) · 2024–2100

Year	Spain	Tanzania	World
2024	45.445.3–45.5	17.417.4–17.4	30.6
2025	45.945.6–46.1	17.517.5–17.5	30.9
2026	46.345.9–46.7	17.617.6–17.7	31.1
2027	46.846.1–47.3	17.717.7–17.9	31.3
2028	47.246.4–47.9	17.917.7–18.1	31.6
2029	47.646.5–48.6	1817.8–18.3	31.8
2030	48.146.6–49.2	18.117.8–18.5	32
2031	48.446.7–49.9	18.317.8–18.8	32.2
2032	48.846.6–50.5	18.417.9–19.1	32.4
2033	49.246.5–51.2	18.517.9–19.4	32.6
2034	49.546.4–51.8	18.718–19.7	32.8
2035	49.846.2–52.4	18.918–20.1	33
2036	50.146–53.1	1918.1–20.4	33.2
2037	50.445.8–53.7	19.218.2–20.8	33.4
2038	50.645.4–54.3	19.418.3–21.1	33.6
2039	50.845–54.9	19.618.3–21.5	33.8
2040	5144.6–55.4	19.818.3–21.9	34
2041	51.244–56	2018.4–22.3	34.2
2042	51.443.3–56.5	20.218.4–22.7	34.4
2043	51.542.7–57.1	20.418.5–23.1	34.6
2044	51.642.2–57.6	20.618.6–23.5	34.8
2045	51.741.7–58.1	20.818.7–23.9	35
2046	51.841.4–58.6	2118.8–24.4	35.2
2047	51.841.3–59.1	21.218.9–24.8	35.4
2048	51.841.2–59.6	21.419–25.2	35.6
2049	51.841.1–60	21.619.2–25.6	35.9
2050	51.841.1–60.5	21.819.3–26.1	36.1
2051	51.741.2–60.9	2219.4–26.5	36.3
2052	51.741.3–61.3	22.219.5–26.9	36.5
2053	51.741.3–61.8	22.419.7–27.3	36.7
2054	51.741.4–62.2	22.619.8–27.7	36.9
2055	51.741.4–62.6	22.819.9–28.1	37.1
2056	51.741.4–63.1	2320–28.4	37.3
2057	51.841.5–63.5	23.220.1–28.8	37.5
2058	51.841.5–63.9	23.420.2–29.2	37.6
2059	51.941.5–64.2	23.620.3–29.5	37.8
2060	5241.5–64.5	23.820.4–29.9	37.9
2061	52.241.4–64.8	2420.5–30.2	38
2062	52.341.4–65.1	24.220.6–30.5	38.1
2063	52.441.3–65.4	24.420.7–30.9	38.3
2064	52.541.2–65.6	24.620.8–31.2	38.4
2065	52.641.1–65.9	24.820.8–31.6	38.5
2066	52.641–66.1	25.120.9–31.9	38.6
2067	52.740.8–66.3	25.321–32.3	38.7
2068	52.740.7–66.6	25.521.1–32.7	38.8
2069	52.740.5–66.9	25.721.1–33	38.9
2070	52.740.4–67.1	25.921.2–33.3	39
2071	52.740.4–67.4	26.121.3–33.7	39.1
2072	52.640.3–67.8	26.321.4–34	39.2
2073	52.540.2–68.1	26.521.5–34.3	39.3
2074	52.440.2–68.4	26.721.6–34.7	39.4
2075	52.240.2–68.8	2721.7–35	39.5
2076	52.140.1–69.2	27.221.8–35.3	39.6
2077	5240.1–69.6	27.421.9–35.6	39.7
2078	51.840–70	27.622–35.9	39.8
2079	51.740–70.4	27.822.1–36.2	40
2080	51.640–70.8	2822.2–36.4	40.1
2081	51.539.9–71.2	28.322.3–36.7	40.2
2082	51.540–71.6	28.522.3–37	40.3
2083	51.440–72	28.722.4–37.2	40.4
2084	51.340.1–72.4	28.922.5–37.5	40.5
2085	51.340.1–72.7	29.122.6–37.8	40.6
2086	51.340.2–73	29.322.7–38	40.7
2087	51.340.2–73.3	29.522.8–38.2	40.9
2088	51.340.2–73.5	29.722.9–38.5	41
2089	51.440.3–73.8	29.923–38.7	41.1
2090	51.440.3–74	30.223.1–38.9	41.2
2091	51.540.4–74.3	30.423.2–39.1	41.3
2092	51.640.4–74.5	30.623.3–39.2	41.4
2093	51.740.5–74.7	30.823.5–39.4	41.5
2094	51.740.6–74.8	3123.6–39.6	41.6
2095	51.840.7–74.8	31.223.6–39.8	41.7
2096	51.940.7–74.7	31.423.7–39.9	41.8
2097	5240.8–74.4	31.623.8–40	41.9
2098	52.140.8–74.2	31.923.9–40.2	42
2099	52.240.8–73.9	32.124–40.3	42
2100	52.240.9–73.5	32.324.1–40.4	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

Spain vs Tanzania: Median age

What the numbers say

Every year

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