Senegal vs Tanzania: Life expectancy

Life expectancy in 2023: 68.7 years in Senegal and 67 years in Tanzania, by UN estimates. In 2023 the value was higher in Senegal, by 1.7 years, or 1.03 times that in Tanzania.

Watch it change on the map

years · UN

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

What the numbers say

Senegal has been higher since 1985, when it overtook Tanzania.
In 2023, Senegal ranked 172 and Tanzania ranked 187 of 229 countries, counting from the highest.
The UN projection (medium variant) puts Senegal at 80.9 years and Tanzania at 79.2 years in 2100.
The world as a whole: 73.2 years in 2023.

Every year

years · UN

Year	Senegal	Tanzania	World
2023	68.7	67	73.2
2022	67.8	66.9	72.6
2021	66.9	66.1	70.9
2020	67.5	66.8	71.9
2019	67.7	66	72.6
2018	67.4	65.5	72.4
2017	67.1	65	72.1
2016	66.7	64.4	71.9
2015	66.5	63.9	71.6
2014	66	63.4	71.4
2013	65.6	62.8	71.1
2012	65.2	62.3	70.8
2011	64.8	61.6	70.4
2010	64.2	61.1	70.1
2009	63.8	60.5	69.7
2008	63.2	59.9	69.3
2007	62.7	59.3	69
2006	61.8	58.5	68.6
2005	61	57.7	68.1
2004	60.3	56.8	67.7
2003	59.5	55.9	67.4
2002	58.9	54.9	67.1
2001	58.2	54.1	66.8
2000	57.6	53.2	66.4
1999	57.3	52.4	66
1998	57.1	51.8	65.7
1997	57.1	51.3	65.5
1996	57.1	51.1	65.2
1995	57.3	51	64.9
1994	57.5	51.1	64.3
1993	57.4	51.2	64.4
1992	57.3	51.4	64.3
1991	57	51.8	64.1
1990	56.7	52	64
1989	56.2	52.1	63.8
1988	55.6	52.2	63.4
1987	54.6	52.2	63.2
1986	53.7	52.2	62.7
1985	52.6	52.2	62.2
1984	51.7	52.2	61.9
1983	50.8	52.2	61.5
1982	49.9	52	61.3
1981	49.1	51.7	60.9
1980	48.3	51.3	60.5
1979	47.5	50.8	60.2
1978	46.6	50.4	59.5
1977	45.7	50	59.2
1976	44.8	49.5	58.6
1975	43.9	48.9	58.3
1974	43.1	48.4	58.1
1973	42.4	47.9	57.7
1972	41.8	47.4	57.2
1971	41.2	47	56
1970	40.8	46.5	56.3
1969	40.4	46	56
1968	40.2	45.6	55.6
1967	40	45.2	55.1
1966	39.9	44.9	54.6
1965	39.8	44.5	54
1964	39.8	44.1	54.3
1963	39.7	43.6	53.7
1962	39.7	43.2	53.2
1961	39.7	42.8	50.4
1960	39.7	42.6	47.8
1959	39.5	42.5	49.6
1958	39.4	42.3	51.6
1957	39.1	42.2	51.1
1956	38.9	42	50.7
1955	38.5	41.8	50.2
1954	38.2	41.7	49.7
1953	37.8	41.5	48.8
1952	37.4	41.4	48.2
1951	36.9	41.2	47.1
1950	36.5	41	46.4
1945	28.8	–	–
1937	26.4	–	–
1927	23.9	–	–

12.3Estimates, Our World in Data

UN projection (medium variant) · 2024–2100

Year	Senegal	Tanzania	World
2024	68.967.6–70.4	67.265.9–68.6	73.3
2025	69.267.1–71.2	67.465.5–69.3	73.5
2026	69.466.9–71.8	67.665.2–70.1	73.8
2027	69.666.8–72.4	67.865–70.7	73.9
2028	69.866.7–72.8	6864.8–71.2	74.1
2029	70.166.7–73.3	68.264.7–71.6	74.2
2030	70.366.7–73.8	68.464.7–72.1	74.4
2031	70.566.5–74.1	68.664.7–72.6	74.5
2032	70.766.6–74.6	68.864.5–73.1	74.7
2033	70.966.6–75	6964.3–73.4	74.8
2034	71.166.5–75.4	69.264.4–73.9	75
2035	71.366.6–75.7	69.464.3–74.1	75.1
2036	71.466.6–76	69.664.2–74.5	75.3
2037	71.666.6–76.4	69.864.3–74.9	75.4
2038	71.866.9–76.6	69.964.5–75.1	75.5
2039	7266.8–77	70.164.4–75.5	75.7
2040	72.267–77.3	70.364.5–75.9	75.8
2041	72.366.9–77.7	70.464.3–76	75.9
2042	72.566.9–78.2	70.664.6–76.3	76.1
2043	72.767.1–78.1	70.864.5–76.7	76.2
2044	72.867.1–78.5	70.964.6–77	76.3
2045	7367–78.8	71.164.7–77.3	76.5
2046	73.267.3–79	71.264.7–77.6	76.6
2047	73.367.2–79.2	71.464.8–77.8	76.7
2048	73.567.3–79.6	71.564.5–78	76.8
2049	73.667.1–79.7	71.764.6–78.5	76.9
2050	73.867.3–79.9	71.864.7–78.7	77
2051	73.967.4–80.2	7264.7–79.2	77.1
2052	74.167.3–80.5	72.264.6–79.4	77.2
2053	74.267.5–80.8	72.364.9–79.7	77.3
2054	74.467.4–80.9	72.564.7–79.9	77.4
2055	74.567.5–81.2	72.664.7–80.2	77.6
2056	74.767.5–81.5	72.865–80.5	77.7
2057	74.867.6–81.6	72.965–80.9	77.8
2058	7567.7–81.8	73.165–81.1	77.9
2059	75.167.6–81.9	73.265.2–81.3	78
2060	75.367.6–82.1	73.465–81.5	78.1
2061	75.467.6–82.3	73.565.1–81.8	78.2
2062	75.667.8–82.7	73.764.8–82	78.3
2063	75.767.7–82.8	73.864.8–82.3	78.4
2064	75.967.6–83	7464.7–82.4	78.5
2065	7667.9–83.4	74.165.1–82.5	78.6
2066	76.267.9–83.4	74.364.9–82.7	78.7
2067	76.368.1–83.8	74.465–82.9	78.8
2068	76.568.1–83.9	74.664.8–83.2	78.9
2069	76.668.2–84.2	74.764.9–83.3	79
2070	76.768.4–84.5	74.865.1–83.8	79.1
2071	76.968.6–84.9	7565.4–83.9	79.2
2072	7768.7–84.9	75.165.1–83.9	79.3
2073	77.268.8–85.3	75.365.1–84.2	79.4
2074	77.368.6–85	75.465.4–84.5	79.4
2075	77.468.8–85.2	75.665.5–84.7	79.5
2076	77.668.7–85.3	75.765.7–84.8	79.6
2077	77.768.8–85.7	75.965.8–84.9	79.7
2078	77.968.9–85.7	7665.8–85.2	79.8
2079	7868.9–85.7	76.265.7–85.4	79.9
2080	78.269.1–86.1	76.365.5–85.6	80
2081	78.369.2–86.2	76.565.2–85.6	80.1
2082	78.469.2–86.3	76.665.2–85.9	80.2
2083	78.669.1–86.5	76.865.4–86	80.3
2084	78.769–86.6	76.965.4–86.2	80.3
2085	78.869.1–86.9	77.165.4–86.6	80.4
2086	7969.2–87	77.265.7–86.7	80.5
2087	79.169.5–87	77.365.5–86.6	80.6
2088	79.369.3–87.2	77.565.6–86.9	80.7
2089	79.469.5–87.2	77.665.2–87	80.8
2090	79.569.5–87.5	77.865.6–87.2	80.9
2091	79.769.5–87.7	77.965.9–87.2	81
2092	79.869.5–87.5	78.165.8–87.2	81
2093	79.969.5–87.8	78.265.8–87.3	81.1
2094	80.169.6–88	78.366–87.6	81.2
2095	80.269.8–88.1	78.566.1–88	81.3
2096	80.369.7–88.2	78.666.1–88.1	81.4
2097	80.569.8–88.5	78.866.7–88.4	81.5
2098	80.669.9–88.5	78.966.4–88.5	81.6
2099	80.870.1–88.8	7966.2–88.5	81.7
2100	80.969.8–88.8	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

Senegal vs Tanzania: Life expectancy

What the numbers say

Every year

Each country on its own

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