Thailand vs Vietnam: Median age

Median age in 2023: 39.7 years in Thailand and 32.4 years in Vietnam, by UN estimates. In 2023 the value was higher in Thailand, by 7.2 years, or 1.22 times that in Vietnam.

Watch it change on the map

years · UN

ThailandVietnamUN projection (medium variant)95% prediction intervalWorld

What the numbers say

Thailand has been higher since 1978, when it overtook Vietnam.
In 2023, Thailand ranked 55 and Vietnam ranked 112 of 229 countries, counting from the highest.
The UN projection (medium variant) puts Thailand at 51.9 years and Vietnam at 49.3 years in 2100.
The world as a whole: 30.4 years in 2023.

Every year

years · UN

Year	Thailand	Vietnam	World
2023	39.7	32.4	30.4
2022	39.2	31.9	30.1
2021	38.7	31.5	29.8
2020	38.2	31	29.6
2019	37.7	30.6	29.3
2018	37.2	30.2	29
2017	36.7	29.8	28.8
2016	36.3	29.5	28.5
2015	35.8	29.2	28.3
2014	35.3	28.8	28.1
2013	34.9	28.4	27.8
2012	34.4	28	27.6
2011	34	27.6	27.4
2010	33.5	27.2	27.2
2009	33.1	26.8	27
2008	32.6	26.3	26.7
2007	32.1	25.8	26.5
2006	31.7	25.3	26.3
2005	31.2	24.8	26.1
2004	30.8	24.4	25.9
2003	30.3	24	25.7
2002	29.9	23.5	25.5
2001	29.5	23.1	25.3
2000	29	22.7	25.1
1999	28.5	22.2	24.9
1998	27.9	21.8	24.7
1997	27.3	21.4	24.4
1996	26.7	21	24.2
1995	26.2	20.6	24
1994	25.6	20.3	23.8
1993	25	20	23.5
1992	24.4	19.8	23.3
1991	23.8	19.6	23.1
1990	23.2	19.5	22.9
1989	22.7	19.3	22.8
1988	22.2	19.2	22.6
1987	21.8	19.1	22.4
1986	21.3	19	22.2
1985	20.9	18.9	22
1984	20.4	18.8	21.9
1983	20	18.7	21.8
1982	19.6	18.6	21.7
1981	19.2	18.5	21.6
1980	18.9	18.4	21.5
1979	18.5	18.3	21.3
1978	18.2	18.1	21.1
1977	17.9	17.9	21
1976	17.6	17.7	20.8
1975	17.3	17.6	20.7
1974	17.1	17.5	20.5
1973	16.9	17.4	20.4
1972	16.7	17.3	20.4
1971	16.5	17.3	20.3
1970	16.3	17.2	20.3
1969	16.2	17.2	20.3
1968	16.2	17.2	20.4
1967	16.1	17.2	20.5
1966	16.2	17.3	20.6
1965	16.2	17.7	20.8
1964	16.4	18.1	21
1963	16.5	18.7	21.2
1962	16.6	19.2	21.4
1961	16.8	19.7	21.4
1960	16.9	20.2	21.5
1959	17.1	20.7	21.5
1958	17.2	21.2	21.5
1957	17.3	21.6	21.6
1956	17.4	21.9	21.7
1955	17.4	22	21.8
1954	17.4	22.3	21.9
1953	17.5	22.5	22
1952	17.5	22.7	22.1
1951	17.5	22.9	22.1
1950	17.5	23.1	22.2

UN projection (medium variant) · 2024–2100

Year	Thailand	Vietnam	World
2024	40.140.1–40.2	32.932.9–33	30.6
2025	40.640.4–40.7	33.433.2–33.6	30.9
2026	4140.7–41.2	33.933.6–34.3	31.1
2027	41.441–41.8	34.433.9–34.9	31.3
2028	41.841.3–42.3	34.834.2–35.5	31.6
2029	42.241.6–42.8	35.334.5–36.1	31.8
2030	42.641.8–43.4	35.734.8–36.7	32
2031	42.942.1–43.9	36.135–37.2	32.2
2032	43.342.3–44.4	36.535.2–37.8	32.4
2033	43.742.6–44.9	36.835.4–38.3	32.6
2034	4442.8–45.4	37.135.4–38.8	32.8
2035	44.443.1–45.8	37.435.5–39.3	33
2036	44.743.3–46.3	37.635.5–39.8	33.2
2037	4543.5–46.8	37.735.6–40.2	33.4
2038	45.443.7–47.2	37.935.6–40.6	33.6
2039	45.743.9–47.7	3835.6–40.9	33.8
2040	4644.1–48.1	38.235.7–41.3	34
2041	46.344.3–48.6	38.335.9–41.6	34.2
2042	46.644.5–49	38.536–41.9	34.4
2043	46.944.7–49.4	38.736.2–42.2	34.6
2044	47.244.8–49.8	38.836.3–42.5	34.8
2045	47.545–50.2	3936.6–42.7	35
2046	47.845–50.6	39.236.8–43	35.2
2047	4845.2–51	39.437.1–43.2	35.4
2048	48.245.3–51.4	39.737.3–43.5	35.6
2049	48.445.4–51.7	4037.5–43.7	35.9
2050	48.645.5–52.1	40.237.8–44	36.1
2051	48.845.6–52.5	40.538.2–44.3	36.3
2052	4945.7–52.8	40.838.5–44.5	36.5
2053	49.245.9–53.1	41.138.9–44.8	36.7
2054	49.446–53.4	41.439.2–45.2	36.9
2055	49.646.1–53.6	41.839.5–45.5	37.1
2056	49.846.2–53.9	42.239.8–45.8	37.3
2057	5046.4–54.2	42.640–46.1	37.5
2058	50.146.5–54.6	42.940.2–46.4	37.6
2059	50.346.6–54.9	43.340.4–46.8	37.8
2060	50.546.7–55.2	43.640.6–47.2	37.9
2061	50.746.8–55.5	43.940.7–47.7	38
2062	50.946.9–55.8	44.140.9–48.1	38.1
2063	5147–56.1	44.441–48.5	38.3
2064	51.247–56.4	44.641–48.9	38.4
2065	51.447–56.6	44.841.1–49.3	38.5
2066	51.547–56.9	4541.1–49.7	38.6
2067	51.746.9–57.2	45.241.2–50.1	38.7
2068	51.846.9–57.5	45.341.3–50.4	38.8
2069	51.946.8–57.8	45.541.3–50.7	38.9
2070	5246.7–58.1	45.641.4–51	39
2071	5246.6–58.5	45.741.4–51.3	39.1
2072	52.146.5–58.8	45.841.4–51.6	39.2
2073	52.146.5–59.1	45.841.4–51.9	39.3
2074	52.146.4–59.4	45.941.4–52.2	39.4
2075	52.146.4–59.7	4641.5–52.5	39.5
2076	52.146.4–59.9	4641.5–52.8	39.6
2077	52.146.3–60.2	46.141.6–53.1	39.7
2078	5246.3–60.5	46.241.6–53.3	39.8
2079	5246.3–60.7	46.341.7–53.6	40
2080	5246.3–60.9	46.341.7–53.8	40.1
2081	51.946.3–61.1	46.541.8–53.9	40.2
2082	51.946.4–61.3	46.641.9–54.1	40.3
2083	51.946.4–61.5	46.742–54.2	40.4
2084	51.946.4–61.7	46.842.1–54.4	40.5
2085	51.946.4–61.8	4742.2–54.5	40.6
2086	51.946.4–62	47.242.2–54.6	40.7
2087	51.946.3–62	47.342.3–54.8	40.9
2088	51.946.3–62.1	47.542.4–54.9	41
2089	51.946.3–62.1	47.742.4–55.1	41.1
2090	51.946.3–62.1	47.942.5–55.3	41.2
2091	51.946.3–62.2	4842.5–55.4	41.3
2092	51.946.3–62.2	48.242.5–55.6	41.4
2093	51.946.2–62.2	48.442.5–55.8	41.5
2094	51.946.2–62.1	48.542.5–56	41.6
2095	51.946.2–62.1	48.742.5–56.2	41.7
2096	51.946.1–62.1	48.842.5–56.4	41.8
2097	51.946.1–62.1	4942.5–56.6	41.9
2098	51.946–62.1	49.142.5–56.8	42
2099	51.945.9–62.1	49.242.5–57.1	42
2100	51.945.9–62.1	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

Thailand vs Vietnam: Median age

What the numbers say

Every year

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