Bangladesh vs Tanzania: Life expectancy

Life expectancy in 2023: 74.7 years in Bangladesh and 67 years in Tanzania, by UN estimates. In 2023 the value was higher in Bangladesh, by 7.7 years, or 1.11 times that in Tanzania.

Watch it change on the map

years · UN

BangladeshTanzaniaEstimates, Our World in DataUN projection (medium variant)95% prediction intervalWorld

What the numbers say

Bangladesh has been higher since 1972, when it overtook Tanzania.
In 2023, Bangladesh ranked 117 and Tanzania ranked 187 of 229 countries, counting from the highest.
The UN projection (medium variant) puts Bangladesh at 88.3 years and Tanzania at 79.2 years in 2100.
The world as a whole: 73.2 years in 2023.

Every year

years · UN

Year	Bangladesh	Tanzania	World
2023	74.7	67	73.2
2022	74.3	66.9	72.6
2021	71.1	66.1	70.9
2020	71.4	66.8	71.9
2019	72.6	66	72.6
2018	72.1	65.5	72.4
2017	71.6	65	72.1
2016	71.1	64.4	71.9
2015	70.5	63.9	71.6
2014	70	63.4	71.4
2013	69.5	62.8	71.1
2012	69	62.3	70.8
2011	68.5	61.6	70.4
2010	68	61.1	70.1
2009	67.5	60.5	69.7
2008	67.1	59.9	69.3
2007	66.5	59.3	69
2006	66.1	58.5	68.6
2005	65.5	57.7	68.1
2004	64.9	56.8	67.7
2003	64.3	55.9	67.4
2002	63.6	54.9	67.1
2001	62.8	54.1	66.8
2000	62.1	53.2	66.4
1999	61.2	52.4	66
1998	60.4	51.8	65.7
1997	59.7	51.3	65.5
1996	58.9	51.1	65.2
1995	58.2	51	64.9
1994	57.6	51.1	64.3
1993	57.1	51.2	64.4
1992	56.6	51.4	64.3
1991	53.8	51.8	64.1
1990	55.8	52	64
1989	55.5	52.1	63.8
1988	55.2	52.2	63.4
1987	54.9	52.2	63.2
1986	54.6	52.2	62.7
1985	53.9	52.2	62.2
1984	53.8	52.2	61.9
1983	53.4	52.2	61.5
1982	53	52	61.3
1981	52.6	51.7	60.9
1980	52.3	51.3	60.5
1979	52	50.8	60.2
1978	51.6	50.4	59.5
1977	51.3	50	59.2
1976	51	49.5	58.6
1975	50.6	48.9	58.3
1974	49.6	48.4	58.1
1973	49.9	47.9	57.7
1972	49.7	47.4	57.2
1971	26.5	47	56
1970	42.7	46.5	56.3
1969	48.7	46	56
1968	48.4	45.6	55.6
1967	48.1	45.2	55.1
1966	47.6	44.9	54.6
1965	46.1	44.5	54
1964	46.8	44.1	54.3
1963	45.7	43.6	53.7
1962	45.8	43.2	53.2
1961	44.9	42.8	50.4
1960	44	42.6	47.8
1959	43.7	42.5	49.6
1958	43.1	42.3	51.6
1957	42.6	42.2	51.1
1956	41.6	42	50.7
1955	41.1	41.8	50.2
1954	40.4	41.7	49.7
1953	39.4	41.5	48.8
1952	38.8	41.4	48.2
1951	38.1	41.2	47.1
1950	37.4	41	46.4
1926	24.9	–	–
1906	21.5	–	–
1896	22	–	–
1886	23.2	–	–
1876	25.5	–	–

12.3Estimates, Our World in Data

UN projection (medium variant) · 2024–2100

Year	Bangladesh	Tanzania	World
2024	74.973.7–76.1	67.265.9–68.6	73.3
2025	75.273.5–76.9	67.465.5–69.3	73.5
2026	75.573.4–77.4	67.665.2–70.1	73.8
2027	75.773.4–78	67.865–70.7	73.9
2028	7673.4–78.5	6864.8–71.2	74.1
2029	76.273.5–79	68.264.7–71.6	74.2
2030	76.573.4–79.3	68.464.7–72.1	74.4
2031	76.773.3–79.6	68.664.7–72.6	74.5
2032	7773.4–80.1	68.864.5–73.1	74.7
2033	77.273.4–80.4	6964.3–73.4	74.8
2034	77.473.5–81	69.264.4–73.9	75
2035	77.773.5–81.4	69.464.3–74.1	75.1
2036	77.973.6–81.7	69.664.2–74.5	75.3
2037	78.173.7–81.9	69.864.3–74.9	75.4
2038	78.473.8–82.4	69.964.5–75.1	75.5
2039	78.674–82.7	70.164.4–75.5	75.7
2040	78.874.3–83	70.364.5–75.9	75.8
2041	7974.2–83.4	70.464.3–76	75.9
2042	79.274.4–83.6	70.664.6–76.3	76.1
2043	79.574.5–83.9	70.864.5–76.7	76.2
2044	79.774.5–84.2	70.964.6–77	76.3
2045	79.974.6–84.5	71.164.7–77.3	76.5
2046	80.174.9–84.8	71.264.7–77.6	76.6
2047	80.375–85.2	71.464.8–77.8	76.7
2048	80.575.1–85.4	71.564.5–78	76.8
2049	80.775–85.5	71.764.6–78.5	76.9
2050	80.975.3–85.7	71.864.7–78.7	77
2051	81.175.3–85.8	7264.7–79.2	77.1
2052	81.375.4–86.1	72.264.6–79.4	77.2
2053	81.575.6–86.4	72.364.9–79.7	77.3
2054	81.775.6–86.5	72.564.7–79.9	77.4
2055	81.975.7–86.8	72.664.7–80.2	77.6
2056	82.175.9–86.9	72.865–80.5	77.7
2057	82.276–87.2	72.965–80.9	77.8
2058	82.476.2–87.3	73.165–81.1	77.9
2059	82.676.2–87.6	73.265.2–81.3	78
2060	82.876.4–87.8	73.465–81.5	78.1
2061	82.976.4–87.9	73.565.1–81.8	78.2
2062	83.176.6–88.2	73.764.8–82	78.3
2063	83.376.6–88.3	73.864.8–82.3	78.4
2064	83.576.9–88.6	7464.7–82.4	78.5
2065	83.677–88.8	74.165.1–82.5	78.6
2066	83.877.2–89	74.364.9–82.7	78.7
2067	83.977.4–89.1	74.465–82.9	78.8
2068	84.177.2–89.4	74.664.8–83.2	78.9
2069	84.377.4–89.5	74.764.9–83.3	79
2070	84.477.6–89.8	74.865.1–83.8	79.1
2071	84.677.6–90	7565.4–83.9	79.2
2072	84.777.7–90.2	75.165.1–83.9	79.3
2073	84.977.7–90.3	75.365.1–84.2	79.4
2074	8578.1–90.7	75.465.4–84.5	79.4
2075	85.278.3–90.9	75.665.5–84.7	79.5
2076	85.378.5–91.1	75.765.7–84.8	79.6
2077	85.578.5–91.1	75.965.8–84.9	79.7
2078	85.678.6–91.3	7665.8–85.2	79.8
2079	85.878.8–91.4	76.265.7–85.4	79.9
2080	85.978.9–91.7	76.365.5–85.6	80
2081	8679–92	76.565.2–85.6	80.1
2082	86.278.9–92.2	76.665.2–85.9	80.2
2083	86.379.1–92.4	76.865.4–86	80.3
2084	86.479.2–92.6	76.965.4–86.2	80.3
2085	86.579.4–92.8	77.165.4–86.6	80.4
2086	86.779.5–93.1	77.265.7–86.7	80.5
2087	86.879.7–93.3	77.365.5–86.6	80.6
2088	86.979.7–93.5	77.565.6–86.9	80.7
2089	8780–93.6	77.665.2–87	80.8
2090	87.280.1–93.8	77.865.6–87.2	80.9
2091	87.380–93.9	77.965.9–87.2	81
2092	87.480.3–94.1	78.165.8–87.2	81
2093	87.580.2–94.4	78.265.8–87.3	81.1
2094	87.780.3–94.5	78.366–87.6	81.2
2095	87.880.4–94.7	78.566.1–88	81.3
2096	87.980.6–94.9	78.666.1–88.1	81.4
2097	8880.6–95	78.866.7–88.4	81.5
2098	88.181–94.9	78.966.4–88.5	81.6
2099	88.280.7–95.3	7966.2–88.5	81.7
2100	88.381.1–95.5	79.266.5–88.7	81.7

Each country on its own

Good to know

How long a newborn would live on average if the year’s death rates held all its life.
Source: UN DESA, World Population Prospects 2024.
Before 1950: Our World in Data, long-run life expectancy.
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

Bangladesh vs Tanzania: Life expectancy

What the numbers say

Every year

Each country on its own

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