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Life Expectancy in Niger vs Sao Tome and Principe (1950-2026)

Updated on by Georank team

The average life expectancy at birth is 61.9 years in Niger vs 70.3 in Sao Tome and Principe. Niger is ranked 187/197 by life expectancy, and Sao Tome and Principe is 136/197. In Niger, the life expectancy is 60.9 years for males and 62.9 years for females. In Sao Tome and Principe, it's 66.7 years for males and 74.3 years for females.

Niger vs Sao Tome and Principe life expectancy at birth by year

Niger
Male

Female
Sao Tome and Principe
Male

Female
1x
Year Life expectancy, years
Niger Sao Tome
Average Male Female Average Male Female
2026 61.9 60.9 62.9 70.3 66.7 74.3
2025 61.7 60.7 62.7 70.1 66.6 74.1
2024 61.4 60.5 62.4 69.9 66.4 73.9
2023 61.2 60.3 62.1 69.7 66.2 73.7
2022 60.4 59.5 61.3 69.2 65.8 73.3
2021 59.5 58.6 60.5 68 64.7 72
2020 59.9 58.8 61 68 64.6 72
2019 60 59.1 60.9 68 64.8 71.9
2018 59.8 58.9 60.7 67.6 64.4 71.3
2017 59.5 58.6 60.4 67.1 64 70.6
2016 59.2 58.4 60.1 66.6 63.6 70
2015 58.8 58 59.7 66 63.1 69.3
2014 58.7 57.9 59.4 65.5 62.7 68.6
2013 58.4 57.7 59 64.9 62.2 68
2012 58 57.3 58.6 64.5 61.9 67.4
2011 57.6 57 58.2 64.1 61.6 66.9
2010 57.1 56.5 57.6 63.9 61.4 66.5
2009 56.5 55.9 57 63.7 61.2 66.3
2008 55.9 55.3 56.4 63.4 61.1 65.9
2007 55.1 54.5 55.5 63.3 61.1 65.7
2006 54.2 53.8 54.6 63 60.9 65.3
2005 53.3 52.9 53.7 62.4 60.4 64.6
2004 52.4 52 52.7 62.6 60.5 64.6
2003 51.5 51.2 51.9 62.2 60.2 64.2
2002 50.6 50.3 50.9 61.8 59.8 63.9
2001 49.9 49.5 50.2 61.5 59.5 63.6
2000 49.2 48.8 49.5 61.2 59.2 63.3
1999 48.5 48.1 48.8 61 58.9 63.1
1998 47.8 47.4 48.2 60.8 58.7 62.9
1997 47.1 46.7 47.5 60.6 58.6 62.8
1996 46.3 45.9 46.7 60.6 58.5 62.7
1995 45.5 45.1 45.9 60.5 58.5 62.6
1994 44.6 44.1 45 60.6 58.6 62.6
1993 43.8 43.4 44.2 60.6 58.7 62.6
1992 43.1 42.7 43.4 60.7 58.8 62.7
1991 42.3 41.9 42.5 60.8 59 62.7
1990 41.7 41.5 41.9 60.7 58.9 62.5
1989 41.2 41 41.3 59.7 58.1 61.5
1988 40.8 40.7 40.8 60.8 59.1 62.6
1987 40.5 40.4 40.4 60.7 58.9 62.5
1986 40.3 40.2 40.2 57.6 56 59.3
1985 40.1 40.1 40.1 60.1 58.3 62
1984 40 39.9 40 59.9 58 61.8
1983 40 39.8 40 59.7 57.8 61.7
1982 39.8 39.6 40 59.5 57.6 61.5
1981 39.6 39.3 39.9 59.4 57.6 61.4
1980 39.3 38.8 39.8 59.4 57.5 61.3
1979 38.9 38.2 39.4 59.3 57.5 61.2
1978 38.3 37.6 38.9 59.1 57.3 61.1
1977 37.7 36.9 38.3 59 57.1 61
1976 37.1 36.3 37.8 58.8 56.8 60.9
1975 36.6 35.7 37.4 58.6 56.4 60.9
1974 36.2 35.3 37 58.3 56 60.7
1973 35.9 35.2 36.6 57.9 55.6 60.4
1972 35.8 35.1 36.4 57.4 55.1 60
1971 35.3 34.7 35.8 57 54.7 59.5
1970 35.9 35.3 36.4 56.3 54.1 58.7
1969 36 35.4 36.5 55.4 53.4 57.6
1968 36.1 35.6 36.6 54.5 52.7 56.5
1967 36.2 35.7 36.7 53.4 51.8 55.3
1966 36.3 35.8 36.8 52.3 50.7 54
1965 36.4 35.8 36.9 51.1 49.6 52.7
1964 36.5 35.9 36.9 49.7 48.3 51.3
1963 36.4 35.9 36.9 48.4 47 49.9
1962 36.3 35.8 36.7 46.8 45.5 48.4
1961 36.3 35.8 36.7 45.2 43.9 46.7
1960 36.2 35.7 36.6 43.6 42.3 45
1959 36.1 35.7 36.5 42.1 40.9 43.4
1958 36.1 35.6 36.5 41 39.8 42.1
1957 36.1 35.6 36.5 40.1 39.1 41.2
1956 36 35.6 36.4 39.5 38.5 40.6
1955 36 35.5 36.3 39.3 38.3 40.3
1954 36 35.5 36.3 39.2 38.2 40.1
1953 35.9 35.5 36.3 39.1 38.1 40.1
1952 35.9 35.5 36.3 39.1 38.2 40.1
1951 35.9 35.5 36.2 39.1 38.2 40.1
1950 35.9 35.5 36.2 39.1 38.2 40.1

Data sources: United Nations | World Population Prospects (1950–2026, retrieved 2026-03-10).

GeoRank.org/life-expectancy/niger/sao-tome-and-principe | CC BY

Life expectancy is the average age of death for a hypothetical cohort of newborns if they experienced the age-specific mortality rates of one particular year throughout their entire lives. It's a snapshot reflecting mortality rates in a given year that does not account for any future changes in those rates.

Healthy life expectancy at birth, defined by the World Health Organization as the average number of years a person can expect to live in full health, is 52.6 years in Niger and 62.4 in Sao Tome and Principe. People who reach age 60 can expect an additional 12.6 healthy years in Niger and 13.4 in Sao Tome and Principe.

Niger vs Sao Tome and Principe life expectancy calculator

This life expectancy calculator shows the odds of living to 100, 95, 90, and below based on current age for both males and females in Niger and Sao Tome and Principe, along with mean and median age of death. The calculations are based on the 2026 life tables (actuarial tables) from the UN World Population Prospects.


Mean remaining life expectancy:
41.8 vs 42.6 years

Mean expected age of death:
71.8 vs 72.6 years

Median expected age of death:
74.5 vs 74.8 years

Odds of living to

Target age Survival probability
Niger Sao Tome and Principe
Male Female Male Female
40 96.7% 96.9% 96.3% 98.2%
50 91.3% 92.5% 89.3% 94.6%
60 80.7% 84.7% 75.8% 87.4%
65 72.0% 77.7% 65.6% 81.6%
70 60.4% 67.2% 53.0% 73.4%
75 44.9% 51.8% 38.9% 61.7%
80 26.8% 32.6% 24.5% 46.1%
85 11.1% 14.4% 12.2% 28.0%
90 2.6% 3.8% 4.4% 12.3%
95 0.2% 0.4% 1.0% 3.4%
100 0.0% 0.0% 0.1% 0.5%

Life expectancy by current age

Niger
Male

Female
Sao Tome and Principe
Male

Female
1x
Current age, years Total life expectancy, years
Niger Sao Tome
Average Male Female Average Male Female
100 101.4 101.3 101.4 102 101.8 102.1
99 100.4 100.4 100.5 101.1 100.9 101.2
98 99.5 99.4 99.5 100.2 100.1 100.3
97 98.6 98.5 98.6 99.3 99.2 99.4
96 97.6 97.5 97.7 98.4 98.3 98.5
95 96.7 96.6 96.8 97.6 97.4 97.7
94 95.8 95.7 95.9 96.8 96.6 96.8
93 94.9 94.8 95 95.9 95.7 96
92 94 93.9 94.1 95.1 94.9 95.2
91 93.2 93.1 93.2 94.3 94.1 94.4
90 92.3 92.2 92.4 93.5 93.2 93.7
89 91.5 91.4 91.6 92.8 92.4 92.9
88 90.7 90.6 90.8 92 91.7 92.2
87 90 89.8 90 91.3 90.9 91.5
86 89.2 89 89.3 90.6 90.1 90.8
85 88.5 88.3 88.6 89.9 89.4 90.1
84 87.7 87.6 87.8 89.2 88.7 89.5
83 87 86.9 87.1 88.5 87.9 88.9
82 86.3 86.2 86.4 87.9 87.2 88.3
81 85.6 85.5 85.8 87.3 86.6 87.7
80 85 84.8 85.1 86.6 85.9 87.1
79 84.4 84.2 84.5 86 85.2 86.6
78 83.8 83.6 83.9 85.5 84.6 86.1
77 83.2 83 83.4 84.9 84 85.6
76 82.6 82.4 82.8 84.4 83.4 85.2
75 82.1 81.9 82.3 83.9 82.8 84.7
74 81.6 81.4 81.8 83.4 82.2 84.3
73 81.1 80.9 81.4 82.9 81.6 83.9
72 80.7 80.4 80.9 82.4 81.1 83.5
71 80.2 79.9 80.5 81.9 80.6 83.2
70 79.8 79.5 80.1 81.5 80 82.8
69 79.4 79.1 79.7 81.1 79.5 82.5
68 79 78.7 79.4 80.6 79.1 82.2
67 78.7 78.3 79 80.2 78.6 81.8
66 78.3 77.9 78.7 79.9 78.1 81.6
65 78 77.6 78.4 79.5 77.7 81.3
64 77.7 77.2 78.1 79.1 77.2 81
63 77.4 76.9 77.8 78.8 76.8 80.8
62 77.1 76.6 77.6 78.4 76.4 80.5
61 76.8 76.3 77.3 78.1 76 80.3
60 76.6 76 77.1 77.8 75.6 80
59 76.3 75.7 76.9 77.5 75.3 79.8
58 76.1 75.4 76.7 77.2 74.9 79.6
57 75.8 75.2 76.5 76.9 74.6 79.4
56 75.6 74.9 76.3 76.6 74.3 79.2
55 75.4 74.7 76.1 76.4 74 79
54 75.2 74.4 75.9 76.1 73.7 78.8
53 75 74.2 75.8 75.9 73.4 78.7
52 74.8 74 75.6 75.7 73.1 78.5
51 74.6 73.8 75.4 75.4 72.8 78.3
50 74.4 73.6 75.3 75.2 72.6 78.2
49 74.3 73.4 75.1 75 72.3 78
48 74.1 73.2 75 74.8 72.1 77.9
47 74 73.1 74.9 74.7 71.9 77.8
46 73.8 72.9 74.7 74.5 71.7 77.6
45 73.7 72.7 74.6 74.3 71.5 77.5
44 73.5 72.6 74.5 74.2 71.3 77.4
43 73.4 72.4 74.3 74 71.1 77.3
42 73.2 72.3 74.2 73.9 70.9 77.2
41 73.1 72.1 74.1 73.7 70.8 77.1
40 73 72 73.9 73.6 70.6 77
39 72.8 71.9 73.8 73.5 70.5 76.9
38 72.7 71.8 73.7 73.4 70.3 76.8
37 72.6 71.6 73.6 73.3 70.2 76.7
36 72.5 71.5 73.4 73.1 70 76.7
35 72.4 71.4 73.3 73 69.9 76.6
34 72.2 71.3 73.2 72.9 69.8 76.5
33 72.1 71.2 73.1 72.8 69.7 76.4
32 72 71 73 72.7 69.5 76.4
31 71.9 70.9 72.9 72.7 69.4 76.3
30 71.8 70.8 72.7 72.6 69.3 76.2
29 71.7 70.7 72.6 72.5 69.2 76.2
28 71.5 70.6 72.5 72.4 69.1 76.1
27 71.4 70.5 72.4 72.3 69 76
26 71.3 70.4 72.3 72.2 68.9 76
25 71.2 70.3 72.1 72.1 68.8 75.9
24 71.1 70.2 72 72 68.6 75.9
23 71 70 71.9 71.9 68.5 75.8
22 70.8 69.9 71.8 71.9 68.4 75.8
21 70.7 69.8 71.7 71.8 68.3 75.7
20 70.6 69.7 71.6 71.7 68.2 75.6
19 70.5 69.6 71.5 71.6 68.1 75.6
18 70.4 69.5 71.4 71.5 68 75.5
17 70.3 69.4 71.3 71.5 68 75.5
16 70.3 69.4 71.2 71.4 67.9 75.4
15 70.2 69.3 71.1 71.4 67.9 75.4
14 70.1 69.2 71 71.3 67.8 75.3
13 70 69.2 70.9 71.3 67.8 75.3
12 70 69.1 70.9 71.3 67.8 75.3
11 69.9 69.1 70.8 71.3 67.8 75.3
10 69.9 69 70.8 71.3 67.7 75.2
9 69.8 68.9 70.7 71.2 67.7 75.2
8 69.7 68.9 70.6 71.2 67.7 75.2
7 69.6 68.8 70.5 71.2 67.7 75.2
6 69.5 68.7 70.4 71.2 67.6 75.1
5 69.3 68.5 70.2 71.1 67.6 75.1
4 69.1 68.3 69.9 71.1 67.6 75.1
3 68.6 67.8 69.3 71.1 67.6 75
2 67.6 66.9 68.4 71 67.5 75
1 65.9 65.1 66.7 71 67.5 75
0 61.9 60.9 62.9 70.3 66.7 74.3

Data sources: United Nations | World Population Prospects (2026, retrieved 2026-03-10).

GeoRank.org/life-expectancy/niger/sao-tome-and-principe | CC BY

Life expectancy is often mistaken for the average lifespan of an adult. However, an adult has already survived the causes of early-age mortality and can expect to live longer than the figure calculated at birth.

A 30-year-old in Niger can expect to live to 71.8 years compared to 72.6 in Sao Tome and Principe, rising to 78 and 79.5 at 65, and to 85 and 86.6 at 80 — higher than the 61.9 and 70.3 years calculated at birth.

The chart above accounts for remaining lifespan and displays total life expectancy by age and gender in Niger and Sao Tome and Principe.

Probability of surviving to a given age

Niger
Male

Female
Sao Tome and Principe
Male

Female
1x
Age Survival probability
Niger Sao Tome
Average Male Female Average Male Female
100 0.01% 0.007% 0.02% 0.27% 0.11% 0.47%
99 0.02% 0.01% 0.03% 0.42% 0.18% 0.73%
98 0.05% 0.03% 0.06% 0.65% 0.28% 1.11%
97 0.09% 0.06% 0.12% 0.96% 0.42% 1.64%
96 0.16% 0.11% 0.21% 1.39% 0.63% 2.34%
95 0.28% 0.19% 0.36% 1.96% 0.91% 3.26%
94 0.48% 0.34% 0.61% 2.69% 1.3% 4.42%
93 0.78% 0.57% 0.97% 3.61% 1.79% 5.86%
92 1.23% 0.93% 1.51% 4.73% 2.43% 7.58%
91 1.86% 1.45% 2.25% 6.08% 3.21% 9.61%
90 2.71% 2.16% 3.22% 7.65% 4.16% 11.9%
89 3.81% 3.1% 4.47% 9.44% 5.29% 14.5%
88 5.16% 4.29% 5.99% 11.5% 6.6% 17.4%
87 6.79% 5.74% 7.79% 13.7% 8.09% 20.5%
86 8.69% 7.45% 9.9% 16.1% 9.78% 23.7%
85 10.9% 9.43% 12.3% 18.6% 11.6% 27.2%
84 13.3% 11.7% 15% 21.3% 13.7% 30.7%
83 16% 14.1% 17.9% 24.2% 15.9% 34.2%
82 19% 16.8% 21.1% 27.1% 18.3% 37.7%
81 22% 19.7% 24.4% 30% 20.7% 41.2%
80 25.2% 22.7% 27.8% 33% 23.3% 44.7%
79 28.4% 25.8% 31.2% 36% 26% 48%
78 31.7% 28.9% 34.6% 38.9% 28.7% 51.2%
77 34.9% 32% 37.9% 41.9% 31.5% 54.2%
76 38% 35.1% 41.1% 44.7% 34.2% 57.1%
75 41% 38.1% 44.1% 47.5% 37% 59.8%
74 43.9% 40.9% 47.1% 50.2% 39.8% 62.4%
73 46.7% 43.7% 49.9% 52.9% 42.5% 64.8%
72 49.4% 46.4% 52.5% 55.4% 45.2% 67%
71 51.9% 48.9% 55% 57.8% 47.9% 69.1%
70 54.2% 51.2% 57.3% 60.1% 50.5% 71.1%
69 56.3% 53.4% 59.4% 62.4% 53% 72.9%
68 58.3% 55.5% 61.3% 64.5% 55.5% 74.6%
67 60.2% 57.5% 63.1% 66.5% 57.8% 76.2%
66 61.9% 59.3% 64.7% 68.5% 60.1% 77.7%
65 63.6% 61% 66.2% 70.3% 62.4% 79.1%
64 65.1% 62.7% 67.6% 72% 64.5% 80.3%
63 66.5% 64.2% 68.9% 73.7% 66.5% 81.5%
62 67.8% 65.7% 70.1% 75.2% 68.5% 82.6%
61 69.1% 67.1% 71.2% 76.7% 70.3% 83.7%
60 70.2% 68.4% 72.2% 78.1% 72.1% 84.7%
59 71.3% 69.5% 73.1% 79.4% 73.7% 85.6%
58 72.2% 70.7% 73.9% 80.7% 75.3% 86.5%
57 73.1% 71.7% 74.6% 81.8% 76.8% 87.3%
56 74% 72.7% 75.4% 82.9% 78.2% 88%
55 74.8% 73.6% 76% 84% 79.5% 88.7%
54 75.5% 74.5% 76.7% 84.9% 80.7% 89.4%
53 76.2% 75.3% 77.3% 85.8% 81.9% 90%
52 76.9% 76% 77.8% 86.7% 83% 90.6%
51 77.5% 76.7% 78.4% 87.5% 84% 91.1%
50 78.1% 77.4% 78.8% 88.2% 84.9% 91.6%
49 78.6% 78% 79.3% 88.9% 85.8% 92.1%
48 79.1% 78.5% 79.7% 89.6% 86.7% 92.5%
47 79.6% 79.1% 80.1% 90.2% 87.5% 92.9%
46 80% 79.5% 80.5% 90.7% 88.2% 93.3%
45 80.4% 80% 80.9% 91.3% 88.9% 93.7%
44 80.8% 80.5% 81.2% 91.7% 89.5% 94%
43 81.2% 80.9% 81.6% 92.2% 90.1% 94.3%
42 81.6% 81.3% 81.9% 92.6% 90.6% 94.6%
41 81.9% 81.6% 82.2% 93% 91.1% 94.8%
40 82.3% 82% 82.6% 93.3% 91.6% 95.1%
39 82.6% 82.3% 82.9% 93.7% 92.1% 95.3%
38 82.9% 82.6% 83.2% 94% 92.5% 95.5%
37 83.2% 82.9% 83.4% 94.3% 92.9% 95.7%
36 83.4% 83.2% 83.7% 94.6% 93.3% 95.9%
35 83.7% 83.5% 84% 94.9% 93.6% 96.1%
34 84% 83.7% 84.2% 95.1% 93.9% 96.3%
33 84.2% 84% 84.5% 95.3% 94.3% 96.4%
32 84.5% 84.3% 84.7% 95.6% 94.6% 96.6%
31 84.7% 84.5% 85% 95.8% 94.9% 96.7%
30 85% 84.7% 85.2% 96% 95.1% 96.8%
29 85.2% 85% 85.4% 96.2% 95.4% 97%
28 85.4% 85.2% 85.7% 96.4% 95.7% 97.1%
27 85.6% 85.4% 85.9% 96.6% 95.9% 97.2%
26 85.9% 85.6% 86.1% 96.8% 96.2% 97.4%
25 86.1% 85.8% 86.3% 97% 96.4% 97.5%
24 86.3% 86% 86.6% 97.1% 96.7% 97.6%
23 86.5% 86.2% 86.8% 97.3% 96.9% 97.7%
22 86.7% 86.5% 87% 97.5% 97.1% 97.8%
21 86.9% 86.7% 87.2% 97.6% 97.4% 97.9%
20 87.1% 86.9% 87.4% 97.8% 97.6% 98%
19 87.3% 87% 87.5% 98% 97.8% 98.1%
18 87.4% 87.2% 87.7% 98.1% 98% 98.2%
17 87.6% 87.3% 87.9% 98.2% 98.1% 98.3%
16 87.7% 87.4% 88% 98.3% 98.2% 98.4%
15 87.8% 87.6% 88.1% 98.4% 98.3% 98.5%
14 88% 87.7% 88.2% 98.4% 98.3% 98.5%
13 88.1% 87.8% 88.4% 98.5% 98.4% 98.6%
12 88.2% 87.9% 88.5% 98.5% 98.4% 98.6%
11 88.2% 87.9% 88.6% 98.5% 98.4% 98.6%
10 88.3% 88% 88.6% 98.6% 98.5% 98.7%
9 88.4% 88.1% 88.7% 98.6% 98.5% 98.7%
8 88.5% 88.2% 88.9% 98.6% 98.6% 98.7%
7 88.6% 88.3% 89% 98.7% 98.6% 98.8%
6 88.8% 88.4% 89.2% 98.7% 98.6% 98.8%
5 89.1% 88.7% 89.4% 98.8% 98.7% 98.9%
4 89.4% 89% 89.9% 98.8% 98.7% 98.9%
3 90.1% 89.7% 90.6% 98.9% 98.8% 99%
2 91.4% 91% 91.9% 98.9% 98.8% 99%
1 93.9% 93.5% 94.3% 99% 98.9% 99%

Data sources: United Nations | World Population Prospects (2026, retrieved 2026-03-10).

GeoRank.org/life-expectancy/niger/sao-tome-and-principe | CC BY

This chart shows the odds of living to each age from birth. 70.2% of newborns in Niger and 78.1% in Sao Tome and Principe are expected to live past 60, 54.2% and 60.1% past 70, 25.2% and 33% past 80, and only 2.71% and 7.65% past 90.

For longevity rates starting from a different age, use the calculator provided above.

Compare countries by 7 more topics

Odds of dying at each age

Niger
Male

Female
Sao Tome and Principe
Male

Female
1x
Age Probability of dying
Niger Sao Tome
Average Male Female Average Male Female
100 52.2% 54.7% 51.5% 38.5% 39.9% 38%
99 50.3% 52.7% 49.6% 36.6% 38.2% 36%
98 48.5% 50.9% 47.7% 34.6% 36.4% 34%
97 46.7% 49.1% 45.7% 32.7% 34.6% 32%
96 44.8% 47.1% 43.8% 30.8% 32.8% 30.1%
95 42.9% 45.2% 41.9% 29% 31.1% 28.2%
94 40.9% 43.1% 39.9% 27.2% 29.4% 26.3%
93 38.7% 40.8% 37.7% 25.5% 27.7% 24.5%
92 36.4% 38.4% 35.4% 23.8% 26.1% 22.8%
91 33.9% 35.8% 32.9% 22.1% 24.4% 21.1%
90 31.3% 33.1% 30.4% 20.5% 22.8% 19.5%
89 28.7% 30.3% 27.8% 19% 21.3% 17.9%
88 26.2% 27.7% 25.4% 17.6% 19.9% 16.5%
87 24% 25.2% 23.2% 16.2% 18.5% 15.1%
86 21.9% 23% 21.2% 14.9% 17.2% 13.8%
85 20.1% 21% 19.5% 13.8% 16% 12.5%
84 18.4% 19.2% 17.9% 12.7% 14.9% 11.4%
83 16.9% 17.5% 16.4% 11.7% 13.9% 10.4%
82 15.4% 16% 15% 10.7% 12.9% 9.38%
81 14% 14.6% 13.6% 9.85% 12% 8.48%
80 12.6% 13.2% 12.2% 9.03% 11.1% 7.66%
79 11.3% 11.9% 10.9% 8.29% 10.2% 6.91%
78 10.2% 10.8% 9.75% 7.61% 9.47% 6.23%
77 9.17% 9.71% 8.71% 6.99% 8.75% 5.61%
76 8.24% 8.74% 7.8% 6.42% 8.1% 5.05%
75 7.4% 7.86% 7% 5.88% 7.5% 4.55%
74 6.65% 7.07% 6.28% 5.4% 6.95% 4.11%
73 5.97% 6.35% 5.62% 4.96% 6.44% 3.71%
72 5.34% 5.69% 5.02% 4.56% 5.97% 3.36%
71 4.78% 5.11% 4.47% 4.19% 5.54% 3.04%
70 4.27% 4.59% 3.96% 3.87% 5.14% 2.77%
69 3.82% 4.14% 3.52% 3.58% 4.77% 2.52%
68 3.43% 3.75% 3.14% 3.31% 4.43% 2.29%
67 3.1% 3.41% 2.81% 3.06% 4.12% 2.09%
66 2.82% 3.11% 2.53% 2.83% 3.83% 1.9%
65 2.57% 2.86% 2.29% 2.61% 3.56% 1.74%
64 2.35% 2.63% 2.08% 2.4% 3.31% 1.59%
63 2.15% 2.42% 1.88% 2.22% 3.07% 1.46%
62 1.96% 2.22% 1.69% 2.06% 2.84% 1.35%
61 1.78% 2.04% 1.52% 1.92% 2.63% 1.25%
60 1.62% 1.87% 1.37% 1.79% 2.43% 1.16%
59 1.47% 1.72% 1.23% 1.67% 2.24% 1.08%
58 1.35% 1.58% 1.11% 1.55% 2.07% 1%
57 1.24% 1.46% 1.02% 1.43% 1.91% 0.93%
56 1.15% 1.35% 0.94% 1.33% 1.77% 0.86%
55 1.07% 1.25% 0.88% 1.23% 1.65% 0.79%
54 0.99% 1.16% 0.83% 1.14% 1.53% 0.73%
53 0.93% 1.07% 0.78% 1.06% 1.42% 0.68%
52 0.86% 0.99% 0.72% 0.98% 1.32% 0.63%
51 0.79% 0.91% 0.67% 0.91% 1.22% 0.59%
50 0.73% 0.84% 0.62% 0.84% 1.13% 0.55%
49 0.67% 0.77% 0.57% 0.78% 1.05% 0.51%
48 0.62% 0.71% 0.53% 0.72% 0.97% 0.47%
47 0.58% 0.66% 0.5% 0.67% 0.89% 0.44%
46 0.55% 0.62% 0.48% 0.61% 0.82% 0.41%
45 0.52% 0.59% 0.46% 0.57% 0.76% 0.37%
44 0.5% 0.55% 0.44% 0.52% 0.7% 0.34%
43 0.47% 0.52% 0.43% 0.48% 0.65% 0.32%
42 0.45% 0.49% 0.41% 0.45% 0.61% 0.3%
41 0.43% 0.45% 0.4% 0.42% 0.56% 0.28%
40 0.4% 0.42% 0.38% 0.39% 0.52% 0.26%
39 0.38% 0.39% 0.37% 0.36% 0.49% 0.24%
38 0.36% 0.37% 0.35% 0.34% 0.46% 0.23%
37 0.34% 0.35% 0.34% 0.32% 0.43% 0.21%
36 0.33% 0.34% 0.32% 0.3% 0.4% 0.2%
35 0.32% 0.33% 0.31% 0.28% 0.38% 0.19%
34 0.31% 0.33% 0.3% 0.26% 0.36% 0.18%
33 0.31% 0.32% 0.29% 0.25% 0.34% 0.17%
32 0.3% 0.31% 0.29% 0.24% 0.32% 0.16%
31 0.29% 0.29% 0.28% 0.23% 0.31% 0.15%
30 0.28% 0.27% 0.28% 0.22% 0.3% 0.14%
29 0.27% 0.26% 0.28% 0.21% 0.29% 0.14%
28 0.26% 0.25% 0.27% 0.2% 0.28% 0.13%
27 0.26% 0.24% 0.27% 0.2% 0.27% 0.13%
26 0.25% 0.24% 0.26% 0.19% 0.26% 0.12%
25 0.25% 0.25% 0.26% 0.18% 0.25% 0.12%
24 0.25% 0.26% 0.25% 0.18% 0.25% 0.11%
23 0.25% 0.26% 0.24% 0.18% 0.24% 0.11%
22 0.24% 0.25% 0.23% 0.17% 0.24% 0.11%
21 0.23% 0.24% 0.22% 0.17% 0.23% 0.11%
20 0.22% 0.22% 0.21% 0.17% 0.22% 0.11%
19 0.2% 0.2% 0.2% 0.16% 0.2% 0.11%
18 0.18% 0.17% 0.19% 0.14% 0.17% 0.1%
17 0.17% 0.16% 0.18% 0.12% 0.14% 0.09%
16 0.15% 0.14% 0.16% 0.09% 0.11% 0.08%
15 0.14% 0.13% 0.15% 0.07% 0.08% 0.07%
14 0.13% 0.12% 0.13% 0.06% 0.06% 0.05%
13 0.12% 0.11% 0.12% 0.05% 0.05% 0.04%
12 0.11% 0.1% 0.11% 0.04% 0.04% 0.04%
11 0.1% 0.1% 0.11% 0.03% 0.03% 0.04%
10 0.1% 0.09% 0.11% 0.03% 0.03% 0.03%
9 0.1% 0.09% 0.11% 0.03% 0.03% 0.03%
8 0.11% 0.1% 0.13% 0.04% 0.04% 0.04%
7 0.14% 0.12% 0.15% 0.04% 0.04% 0.04%
6 0.19% 0.16% 0.21% 0.04% 0.04% 0.04%
5 0.27% 0.25% 0.3% 0.05% 0.05% 0.04%
4 0.44% 0.41% 0.48% 0.05% 0.05% 0.05%
3 0.77% 0.74% 0.81% 0.05% 0.05% 0.05%
2 1.41% 1.4% 1.42% 0.05% 0.06% 0.05%
1 2.63% 2.73% 2.53% 0.05% 0.06% 0.05%
0 6.1% 6.49% 5.7% 1.03% 1.1% 0.95%

Data sources: United Nations | World Population Prospects (2026, retrieved 2026-03-10).

GeoRank.org/life-expectancy/niger/sao-tome-and-principe | CC BY

This chart displays the probability of dying at any given age in Niger compared to Sao Tome and Principe, as mortality rates vary throughout a lifetime.

The annual chance of dying is 6.1% in the birth year in Niger and 1.03% in Sao Tome and Principe, 0.28% vs 0.22% at age 30, 1.62% vs 1.79% at 60, and 12.6% vs 9.03% at 80.

Death rate by age in Niger vs Sao Tome and Principe

Niger
Male

Female
Sao Tome and Principe
Male

Female
1x
Age Death rate
Niger Sao Tome
Total Male Female Total Male Female
100 0 0 0 28.7 0 67.6
99 12.4 7.37 16.8 154.4 67.1 264.1
98 23.1 14.5 30.8 223.8 100.6 378
97 41.7 27.4 54.4 314 146.3 524
96 72.5 49.9 92.8 428 206.8 704
95 121.5 87.1 152.6 567 284.5 918
94 195.9 145.8 241.5 731 381 1,163
93 303 233.6 367 920 497 1,435
92 448 357 533 1,126 632 1,726
91 632 518 739 1,345 784 2,025
90 850 715 979 1,570 950 2,321
89 1,094 941 1,242 1,794 1,127 2,604
88 1,355 1,188 1,520 2,012 1,310 2,862
87 1,627 1,447 1,808 2,217 1,497 3,086
86 1,905 1,713 2,102 2,402 1,684 3,269
85 2,184 1,978 2,397 2,564 1,869 3,407
84 2,456 2,237 2,685 2,704 2,046 3,497
83 2,706 2,478 2,946 2,815 2,212 3,540
82 2,917 2,692 3,160 2,901 2,359 3,539
81 3,077 2,867 3,311 2,956 2,485 3,498
80 3,177 2,996 3,390 2,980 2,587 3,421
79 3,221 3,078 3,404 2,983 2,665 3,315
78 3,227 3,113 3,368 2,965 2,720 3,186
77 3,198 3,106 3,296 2,926 2,755 3,041
76 3,130 3,064 3,201 2,870 2,773 2,884
75 3,038 2,991 3,088 2,795 2,775 2,722
74 2,924 2,893 2,957 2,711 2,763 2,561
73 2,789 2,774 2,807 2,622 2,738 2,402
72 2,638 2,640 2,638 2,524 2,701 2,250
71 2,477 2,497 2,456 2,422 2,653 2,104
70 2,311 2,352 2,270 2,325 2,595 1,966
69 2,151 2,211 2,089 2,232 2,529 1,835
68 2,002 2,078 1,921 2,134 2,458 1,709
67 1,866 1,957 1,771 2,033 2,383 1,590
66 1,745 1,846 1,638 1,935 2,304 1,477
65 1,633 1,744 1,517 1,832 2,221 1,373
64 1,529 1,648 1,404 1,732 2,135 1,277
63 1,428 1,554 1,295 1,638 2,043 1,190
62 1,328 1,461 1,187 1,552 1,948 1,113
61 1,230 1,368 1,083 1,475 1,849 1,045
60 1,136 1,278 985 1,398 1,750 982
59 1,049 1,193 898 1,322 1,652 924
58 973 1,115 823 1,247 1,558 867
57 906 1,044 761 1,172 1,469 812
56 849 979 712 1,101 1,386 758
55 798 920 671 1,032 1,308 705
54 752 863 634 968 1,234 656
53 706 807 599 908 1,163 611
52 660 752 563 852 1,094 570
51 615 698 526 797 1,026 533
50 571 646 490 743 961 500
49 530 599 456 693 897 468
48 494 558 426 646 837 438
47 465 524 402 600 780 408
46 441 495 383 557 726 378
45 421 469 369 517 677 350
44 403 445 358 480 631 324
43 385 421 348 447 588 300
42 367 395 338 416 549 279.4
41 349 369 328 389 513 261.4
40 330 343 316 363 479 245.4
39 313 321 304 340 449 231
38 298.2 304 292.2 319 421 217.4
37 286.3 291.6 280.6 299.7 396 204.2
36 277.1 283.8 270 282.2 373 191.5
35 270 278.7 260.8 266.2 352 179.6
34 263.9 274 253.2 251.8 334 168.8
33 257.7 267.4 247.4 239.2 318 159.4
32 250.5 257.5 243.2 228.5 305 151.6
31 242.6 244.7 240.4 219 292.9 145
30 234.8 231.2 238.5 210.6 282.6 139.5
29 227.8 219.2 236.9 203.2 273.5 134.4
28 222.7 211 234.8 196.3 265.2 129.4
27 219.6 207.9 231.8 189.9 257.6 124.1
26 218.4 209.5 227.7 183.8 250.7 119
25 218.4 214.7 222.3 178.3 244.8 114.3
24 218.2 220.2 216.1 174.2 240.3 110.9
23 216.2 222.8 209.3 171.8 237 109.2
22 210.8 219.2 202.1 170.5 233.7 109.1
21 201.3 207.8 194.6 168.8 228.3 110.2
20 188.4 190.4 186.3 163.7 217.2 110.7
19 173.7 170.4 177.2 153.1 197.5 108.8
18 158.9 151.4 166.8 136 169.4 102.7
17 145.2 135.6 155.2 113.9 135.9 91.9
16 132.8 123.1 142.9 90.9 103.6 78.3
15 121.6 113.1 130.5 70.6 76.7 64.5
14 111.5 104.6 118.7 55 57.3 52.7
13 102.6 97 108.4 44.3 44.7 43.9
12 95.2 90.4 100.3 37.7 37.3 38.2
11 90 85 95.3 34.4 33.8 35
10 88 82 94.4 33.4 33 33.9
9 90.8 82.9 99 34.3 34.2 34.4
8 100.8 90.3 111.6 36.3 36.8 35.9
7 122.5 108.4 137.1 39.1 40.2 37.9
6 164.4 145.3 184.3 42.1 43.8 40.3
5 244.5 218.7 271.4 44.8 47.1 42.5
4 398 365 433 47.3 50 44.5
3 697 662 734 49.4 52.4 46.4
2 1,289 1,274 1,304 51.3 54.5 48.1
1 2,469 2,551 2,384 53.3 56.5 49.9
0 6,096 6,486 5,696 1,028 1,104 950

Data sources: United Nations | World Population Prospects (2026, retrieved 2026-03-10).

GeoRank.org/life-expectancy/niger/sao-tome-and-principe | CC BY

This chart shows the number of deaths by age up to 100 for 3 cohorts of 100,000 newborns each — male, female, and both combined — illustrating how expected mortality is distributed throughout life.

In Niger, the most common age of death is 0, compared to 79 in Sao Tome and Principe. The median age of death is 71.7 in Niger and 74.1 in Sao Tome and Principe, meaning only half of each cohort is expected to live past that age.

Note that this chart does not show rates per 100,000 population, as those would be skewed by age structure differences and reflect the demographics of Niger and Sao Tome and Principe more than their death rates.

Life expectancy in other countries

1x

Data sources: United Nations | World Population Prospects (1960–2026, retrieved 2026-03-10).

GeoRank.org/life-expectancy/niger/sao-tome-and-principe | CC BY

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Data sources:

  1. United Nations | World Population Prospects (1950–2026, retrieved 2026-03-10)
  2. World Health Organization (WHO) | Global Health Observatory (2021, retrieved 2026-02-08)

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