Niger vs Tanzania: Life expectancy

Life expectancy in 2023: 61.2 years in Niger and 67 years in Tanzania, by UN estimates. In 2023 the value was higher in Tanzania, by 5.8 years, or 1.1 times that in Niger.

Watch it change on the map

years · UN

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

What the numbers say

Tanzania has been higher in every year both have figures for since 1950.
In 2023, Niger ranked 219 and Tanzania ranked 187 of 229 countries, counting from the highest.
The UN projection (medium variant) puts Niger at 73.1 years and Tanzania at 79.2 years in 2100.
The world as a whole: 73.2 years in 2023.

Every year

years · UN

Year	Niger	Tanzania	World
2023	61.2	67	73.2
2022	60.4	66.9	72.6
2021	59.5	66.1	70.9
2020	59.9	66.8	71.9
2019	60	66	72.6
2018	59.8	65.5	72.4
2017	59.5	65	72.1
2016	59.2	64.4	71.9
2015	58.9	63.9	71.6
2014	58.7	63.4	71.4
2013	58.4	62.8	71.1
2012	58	62.3	70.8
2011	57.6	61.6	70.4
2010	57.1	61.1	70.1
2009	56.5	60.5	69.7
2008	55.9	59.9	69.3
2007	55.1	59.3	69
2006	54.2	58.5	68.6
2005	53.3	57.7	68.1
2004	52.4	56.8	67.7
2003	51.5	55.9	67.4
2002	50.6	54.9	67.1
2001	49.9	54.1	66.8
2000	49.2	53.2	66.4
1999	48.5	52.4	66
1998	47.8	51.8	65.7
1997	47.1	51.3	65.5
1996	46.3	51.1	65.2
1995	45.5	51	64.9
1994	44.6	51.1	64.3
1993	43.8	51.2	64.4
1992	43.1	51.4	64.3
1991	42.3	51.8	64.1
1990	41.7	52	64
1989	41.2	52.1	63.8
1988	40.8	52.2	63.4
1987	40.5	52.2	63.2
1986	40.3	52.2	62.7
1985	40.1	52.2	62.2
1984	40	52.2	61.9
1983	40	52.2	61.5
1982	39.8	52	61.3
1981	39.6	51.7	60.9
1980	39.3	51.3	60.5
1979	38.9	50.8	60.2
1978	38.3	50.4	59.5
1977	37.7	50	59.2
1976	37.1	49.5	58.6
1975	36.6	48.9	58.3
1974	36.2	48.4	58.1
1973	35.9	47.9	57.7
1972	35.8	47.4	57.2
1971	35.3	47	56
1970	35.9	46.5	56.3
1969	36	46	56
1968	36.1	45.6	55.6
1967	36.2	45.2	55.1
1966	36.3	44.9	54.6
1965	36.4	44.5	54
1964	36.5	44.1	54.3
1963	36.4	43.6	53.7
1962	36.3	43.2	53.2
1961	36.3	42.8	50.4
1960	36.2	42.6	47.8
1959	36.1	42.5	49.6
1958	36.1	42.3	51.6
1957	36.1	42.2	51.1
1956	36	42	50.7
1955	36	41.8	50.2
1954	36	41.7	49.7
1953	35.9	41.5	48.8
1952	35.9	41.4	48.2
1951	35.9	41.2	47.1
1950	35.9	41	46.4
1940	34.5	–	–
1921	24.4	–	–

12.3Estimates, Our World in Data

UN projection (medium variant) · 2024–2100

Year	Niger	Tanzania	World
2024	61.459.9–62.9	67.265.9–68.6	73.3
2025	61.759.5–63.8	67.465.5–69.3	73.5
2026	61.959.2–64.4	67.665.2–70.1	73.8
2027	62.159–65.1	67.865–70.7	73.9
2028	62.358.9–65.8	6864.8–71.2	74.1
2029	62.658.6–66.1	68.264.7–71.6	74.2
2030	62.858.7–66.5	68.464.7–72.1	74.4
2031	6358.6–67.1	68.664.7–72.6	74.5
2032	63.258.4–67.4	68.864.5–73.1	74.7
2033	63.458.5–67.9	6964.3–73.4	74.8
2034	63.658.5–68.4	69.264.4–73.9	75
2035	63.858.6–68.8	69.464.3–74.1	75.1
2036	6458.8–69.2	69.664.2–74.5	75.3
2037	64.258.8–69.5	69.864.3–74.9	75.4
2038	64.459–69.8	69.964.5–75.1	75.5
2039	64.658.8–70.3	70.164.4–75.5	75.7
2040	64.858.8–70.6	70.364.5–75.9	75.8
2041	6558.8–71.1	70.464.3–76	75.9
2042	65.258.9–71.3	70.664.6–76.3	76.1
2043	65.358.9–71.4	70.864.5–76.7	76.2
2044	65.559.1–71.9	70.964.6–77	76.3
2045	65.759.2–72	71.164.7–77.3	76.5
2046	65.959.3–72.3	71.264.7–77.6	76.6
2047	6659.3–72.6	71.464.8–77.8	76.7
2048	66.259.1–72.7	71.564.5–78	76.8
2049	66.359.1–73.2	71.764.6–78.5	76.9
2050	66.559.2–73.4	71.864.7–78.7	77
2051	66.759.5–73.8	7264.7–79.2	77.1
2052	66.859.4–73.9	72.264.6–79.4	77.2
2053	6759.4–74	72.364.9–79.7	77.3
2054	67.159.6–74.2	72.564.7–79.9	77.4
2055	67.359.9–74.7	72.664.7–80.2	77.6
2056	67.459.7–74.7	72.865–80.5	77.7
2057	67.659.9–75	72.965–80.9	77.8
2058	67.759.9–75.2	73.165–81.1	77.9
2059	67.960–75.7	73.265.2–81.3	78
2060	6859.9–75.9	73.465–81.5	78.1
2061	68.259.8–76.1	73.565.1–81.8	78.2
2062	68.360–76.6	73.764.8–82	78.3
2063	68.460.2–76.7	73.864.8–82.3	78.4
2064	68.660.1–76.9	7464.7–82.4	78.5
2065	68.760–77.2	74.165.1–82.5	78.6
2066	68.860–77.3	74.364.9–82.7	78.7
2067	6959.9–77.6	74.465–82.9	78.8
2068	69.160.1–77.9	74.664.8–83.2	78.9
2069	69.260.1–78	74.764.9–83.3	79
2070	69.460.1–78	74.865.1–83.8	79.1
2071	69.560.2–78.4	7565.4–83.9	79.2
2072	69.660.6–78.6	75.165.1–83.9	79.3
2073	69.760.8–78.9	75.365.1–84.2	79.4
2074	69.960.9–79.1	75.465.4–84.5	79.4
2075	7060.8–79.2	75.665.5–84.7	79.5
2076	70.160.9–79.5	75.765.7–84.8	79.6
2077	70.260.7–79.7	75.965.8–84.9	79.7
2078	70.460.8–79.9	7665.8–85.2	79.8
2079	70.561–80.1	76.265.7–85.4	79.9
2080	70.661.2–80.3	76.365.5–85.6	80
2081	70.861.2–80.5	76.565.2–85.6	80.1
2082	70.961.1–80.9	76.665.2–85.9	80.2
2083	7161.3–81	76.865.4–86	80.3
2084	71.161.3–81.2	76.965.4–86.2	80.3
2085	71.361.6–81.3	77.165.4–86.6	80.4
2086	71.461.5–81.6	77.265.7–86.7	80.5
2087	71.561.6–82	77.365.5–86.6	80.6
2088	71.661.7–82.1	77.565.6–86.9	80.7
2089	71.862–82.2	77.665.2–87	80.8
2090	71.962.3–82.7	77.865.6–87.2	80.9
2091	7262.2–82.9	77.965.9–87.2	81
2092	72.162.5–82.9	78.165.8–87.2	81
2093	72.262.4–83	78.265.8–87.3	81.1
2094	72.362.2–83.4	78.366–87.6	81.2
2095	72.562.3–83.6	78.566.1–88	81.3
2096	72.662.3–83.6	78.666.1–88.1	81.4
2097	72.762.4–83.9	78.866.7–88.4	81.5
2098	72.862.7–84.1	78.966.4–88.5	81.6
2099	72.962.7–84.3	7966.2–88.5	81.7
2100	73.162.9–84.6	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

Niger vs Tanzania: Life expectancy

What the numbers say

Every year

Each country on its own

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