Life expectancy vs. Electoral Democracy Index in Sao Tome and Principe
Sao Tome and Principe: Life expectancy vs. Electoral Democracy Index was 69.72 years in 2023. ▲ Rising
Latest (2023)
69.72 years
Change on year
up 0.7%
World rank
173rd
of 236 countries
All-time high
69.72 years
in 2023
All-time low
39.12 years
in 1953
Years of data
74
1950–2023
Life expectancy vs. Electoral Democracy Index in Sao Tome and Principe, 1950–2023
Source: Riley (2005); Zijdeman et al. (2015); HMD (2025); UN WPP (2024) – with major processing by Our World in Data. Measured in years.
Analysis
The most recent figure for life expectancy vs. electoral democracy index in Sao Tome and Principe is 69.72 years, measured in 2023. That is the highest value across all 74 years on record.
Compared with earlier readings it is up 0.7% on the previous year and up 7.4% over ten years.
Over the whole period, life expectancy vs. electoral democracy index in Sao Tome and Principe peaked at 69.72 years in 2023 and was at its lowest, 39.12 years, in 1953.
Sao Tome and Principe ranks 173rd of 236 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 74 years of available data.
Life expectancy vs. Electoral Democracy Index in Sao Tome and Principe, year by year
| Year | years | Change |
|---|---|---|
| 1950 | 39.13 years | — |
| 1951 | 39.13 years | -0.0% |
| 1952 | 39.14 years | +0.0% |
| 1953 | 39.12 years | -0.1% |
| 1954 | 39.16 years | +0.1% |
| 1955 | 39.28 years | +0.3% |
| 1956 | 39.54 years | +0.7% |
| 1957 | 40.1 years | +1.4% |
| 1958 | 40.96 years | +2.1% |
| 1959 | 42.11 years | +2.8% |
| 1960 | 43.56 years | +3.4% |
| 1961 | 45.19 years | +3.7% |
| 1962 | 46.84 years | +3.7% |
| 1963 | 48.4 years | +3.3% |
| 1964 | 49.74 years | +2.8% |
| 1965 | 51.07 years | +2.7% |
| 1966 | 52.31 years | +2.4% |
| 1967 | 53.45 years | +2.2% |
| 1968 | 54.49 years | +2.0% |
| 1969 | 55.4 years | +1.7% |
| 1970 | 56.27 years | +1.6% |
| 1971 | 56.96 years | +1.2% |
| 1972 | 57.45 years | +0.8% |
| 1973 | 57.9 years | +0.8% |
| 1974 | 58.26 years | +0.6% |
| 1975 | 58.56 years | +0.5% |
| 1976 | 58.78 years | +0.4% |
| 1977 | 58.98 years | +0.3% |
| 1978 | 59.14 years | +0.3% |
| 1979 | 59.27 years | +0.2% |
| 1980 | 59.36 years | +0.1% |
| 1981 | 59.43 years | +0.1% |
| 1982 | 59.53 years | +0.2% |
| 1983 | 59.68 years | +0.2% |
| 1984 | 59.89 years | +0.4% |
| 1985 | 60.14 years | +0.4% |
| 1986 | 57.6 years | -4.2% |
| 1987 | 60.66 years | +5.3% |
| 1988 | 60.81 years | +0.2% |
| 1989 | 59.73 years | -1.8% |
| 1990 | 60.71 years | +1.6% |
| 1991 | 60.79 years | +0.1% |
| 1992 | 60.71 years | -0.1% |
| 1993 | 60.62 years | -0.1% |
| 1994 | 60.55 years | -0.1% |
| 1995 | 60.54 years | -0.0% |
| 1996 | 60.58 years | +0.1% |
| 1997 | 60.65 years | +0.1% |
| 1998 | 60.79 years | +0.2% |
| 1999 | 60.98 years | +0.3% |
| 2000 | 61.21 years | +0.4% |
| 2001 | 61.5 years | +0.5% |
| 2002 | 61.83 years | +0.5% |
| 2003 | 62.16 years | +0.5% |
| 2004 | 62.56 years | +0.6% |
| 2005 | 62.43 years | -0.2% |
| 2006 | 63.04 years | +1.0% |
| 2007 | 63.34 years | +0.5% |
| 2008 | 63.45 years | +0.2% |
| 2009 | 63.67 years | +0.3% |
| 2010 | 63.87 years | +0.3% |
| 2011 | 64.12 years | +0.4% |
| 2012 | 64.51 years | +0.6% |
| 2013 | 64.93 years | +0.7% |
| 2014 | 65.48 years | +0.8% |
| 2015 | 66.02 years | +0.8% |
| 2016 | 66.56 years | +0.8% |
| 2017 | 67.07 years | +0.8% |
| 2018 | 67.6 years | +0.8% |
| 2019 | 68.04 years | +0.7% |
| 2020 | 67.98 years | -0.1% |
| 2021 | 68.03 years | +0.1% |
| 2022 | 69.24 years | +1.8% |
| 2023 | 69.72 years | +0.7% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 39.77 years | 39.12 years | 42.11 years | 10 |
| 1960s | 50.05 years | 43.56 years | 55.4 years | 10 |
| 1970s | 58.16 years | 56.27 years | 59.27 years | 10 |
| 1980s | 59.68 years | 57.6 years | 60.81 years | 10 |
| 1990s | 60.69 years | 60.54 years | 60.98 years | 10 |
| 2000s | 62.52 years | 61.21 years | 63.67 years | 10 |
| 2010s | 65.82 years | 63.87 years | 68.04 years | 10 |
| 2020s | 68.74 years | 67.98 years | 69.72 years | 4 |
Countries ranked near Sao Tome and Principe
More health data for Sao Tome and Principe
- Un projection of annual infant deaths, annual growth rate -6.25 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 1.35 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 793.5 deaths per 1,000 people (2090)
- Number of infants who die before age 1 15 deaths (2100)
- Population ages 80 and above, female, per capita 0.0046 units per person (2025)
- Population ages 80 and above, male, annual growth rate -0.813 % change on previous year (2025)
- Population ages 80 and above, male, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 80 and above, male, per capita 0.0025 units per person (2025)
- Pertussis - number of reported cases, gaps filled 0 (2021)
- Pertussis - number of reported cases, per capita 0 units per person (2021)
Frequently asked questions
- What is life expectancy vs. electoral democracy index in Sao Tome and Principe?
- Life expectancy vs. electoral democracy index in Sao Tome and Principe was 69.72 years in 2023, according to Riley (2005); Zijdeman et al. (2015); HMD (2025); UN WPP (2024) – with major processing by Our World in Data.
- What is the highest life expectancy vs. electoral democracy index recorded in Sao Tome and Principe?
- The highest recorded value was 69.72 years in 2023.
- What is the lowest life expectancy vs. electoral democracy index recorded in Sao Tome and Principe?
- The lowest recorded value was 39.12 years in 1953.
- How does Sao Tome and Principe rank for life expectancy vs. electoral democracy index?
- Sao Tome and Principe ranks 173rd out of 236 countries with data for 2023.
- Is life expectancy vs. electoral democracy index rising or falling in Sao Tome and Principe?
- Over the last ten years it is up 7.4%. The long-run trend across the full record is rising.
- Where does this Sao Tome and Principe data come from?
- The figures come from Riley (2005); Zijdeman et al. (2015); HMD (2025); UN WPP (2024) – with major processing by Our World in Data, published as part of Life expectancy vs. Electoral Democracy Index. Statizoid updates them automatically from the source API.
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About this data
Period life expectancy is the number of years the average person born in a certain year would live if they experienced the same chances of dying at each age as people did that year.