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Sao Tome and Principe vs Singapore Demographics: Median age, Gender, Race, Religion

Updated on by Georank team

Demographics of Sao Tome and Principe compared to Singapore:

  • As of 2026, the population of Sao Tome and Principe is 246K vs 6.13M in Singapore - 24.9 times difference.
  • The median age in Sao Tome and Principe is 20.3 years compared to 36.8 years in Singapore.
  • Sao Tome and Principe is ranked 163/196 by median age (oldest to youngest) vs 68/196 for Singapore.
  • The average life expectancy at birth in Sao Tome and Principe is 70.3 years, compared to 84.1 years in Singapore.
  • The share of old-age demographic (65+) in Sao Tome and Principe is 3.9% vs 13.7% in Singapore.
  • The share of young demographic (0-15 years old) in Sao Tome and Principe is 37.8% vs 11.7% in Singapore.
  • Sao Tome and Principe has 144K working age adults (aged 15-64) vs 4.57M in Singapore.
  • The total fertility rate is 3.64 in Sao Tome and Principe compared to 0.97 in Singapore.

Median age Sao Tome and Principe vs Singapore, 1960-2100

Sao Tome and Principe
Factual

UN forecast
Singapore
Factual

UN forecast
1x
Year Median age, years
Sao Tome Singapore
2100 38.2 57.1
2099 38 57.3
2098 37.8 57.5
2097 37.6 57.6
2096 37.3 57.7
2095 37.1 57.9
2094 36.9 57.9
2093 36.7 58
2092 36.4 58.1
2091 36.2 58.1
2090 36 58.2
2089 35.8 58.2
2088 35.5 58.2
2087 35.3 58.2
2086 35.1 58.2
2085 34.8 58.2
2084 34.6 58.2
2083 34.3 58.2
2082 34.1 58.2
2081 33.8 58.3
2080 33.6 58.4
2079 33.3 58.4
2078 33 58.5
2077 32.8 58.6
2076 32.5 58.7
2075 32.3 58.8
2074 32 58.9
2073 31.7 59
2072 31.5 59.1
2071 31.2 59.3
2070 30.9 59.4
2069 30.6 59.5
2068 30.4 59.5
2067 30.1 59.3
2066 29.8 59.1
2065 29.6 58.8
2064 29.3 58.5
2063 29 58.1
2062 28.8 57.8
2061 28.5 57.3
2060 28.2 56.9
2059 28 56.4
2058 27.7 55.9
2057 27.4 55.4
2056 27.2 54.9
2055 26.9 54.4
2054 26.7 53.8
2053 26.4 53.3
2052 26.2 52.8
2051 25.9 52.2
2050 25.7 51.6
2049 25.5 51
2048 25.2 50.5
2047 25 49.9
2046 24.8 49.3
2045 24.6 48.7
2044 24.4 48
2043 24.2 47.4
2042 24.1 46.8
2041 23.9 46.2
2040 23.7 45.6
2039 23.5 45
2038 23.3 44.4
2037 23.1 43.8
2036 22.8 43.2
2035 22.6 42.6
2034 22.4 42
2033 22.2 41.5
2032 22 40.9
2031 21.8 40.3
2030 21.6 39.8
2029 21.3 39.2
2028 21.1 38.6
2027 20.8 38.1
2026 20.6 37.5
2025 20.4 36.9
2024 20.3 36.8
2023 20.1 36.2
2022 19.9 35.9
2021 19.7 35.8
2020 19.5 35.5
2019 19.4 35.2
2018 19.3 35
2017 19.1 34.8
2016 19 34.5
2015 19 34.4
2014 18.9 34.2
2013 18.9 34.1
2012 18.9 34
2011 18.9 33.9
2010 18.8 33.7
2009 18.7 33.6
2008 18.7 33.5
2007 18.7 33.6
2006 18.6 33.6
2005 18.5 33.5
2004 18.4 33.3
2003 18.3 33
2002 18.1 32.7
2001 18 32.5
2000 17.9 32.2
1999 17.7 31.9
1998 17.5 31.6
1997 17.4 31.4
1996 17.3 31.2
1995 17.3 31
1994 17.2 30.7
1993 17.2 30.4
1992 17.3 30.1
1991 17.3 29.8
1990 17.4 29.5
1989 17.4 29.1
1988 17.4 28.7
1987 17.4 28.3
1986 17.4 27.8
1985 17.4 27.3
1984 17.4 26.9
1983 17.4 26.4
1982 17.4 25.9
1981 17.4 25.3
1980 17.3 24.7
1979 17.3 24.2
1978 17.2 23.6
1977 17.2 23.1
1976 17.1 22.6
1975 17.1 22
1974 17.1 21.5
1973 17 21
1972 17 20.6
1971 16.9 20.1
1970 16.9 19.7
1969 17.2 19.3
1968 17.7 18.9
1967 18.5 18.6
1966 19.5 18.4
1965 21 18.2
1964 22.4 18.1
1963 23.5 18
1962 24.1 18
1961 24.3 18.1
1960 24.2 18.2

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10).

GeoRank.org/demographics/sao-tome-and-principe/singapore | CC BY

In 1960, the median age in Sao Tome and Principe was 24.2 years compared to 18.2 years in Singapore. As of 2024, the median age had changed to 20.3 years in Sao Tome and Principe and to 36.8 years in Singapore.

According to United Nations projections, the median age in Sao Tome and Principe is expected to increased to around 25.7 years by 2050 compared to 51.6 years in Singapore. The aging demographics forecast is based on previous years' birth rates and increasing life expectancy.

Demographic pyramid: age and gender distribution

Sao Tome and Principe
Male

Female
Singapore
Male

Female
Age range Share of population
Sao Tome Singapore
Male Female Male Female
80+ 0.26% 0.47% 1.06% 1.67%
75-79 0.27% 0.36% 1.11% 1.33%
70-74 0.48% 0.55% 1.76% 1.94%
65-69 0.72% 0.79% 2.35% 2.43%
60-64 1.05% 1.13% 2.75% 2.67%
55-59 1.36% 1.32% 2.84% 2.76%
50-54 1.78% 1.68% 3.1% 3.01%
45-49 2.29% 2.23% 3.31% 3.18%
40-44 2.75% 2.76% 3.77% 3.57%
35-39 2.78% 2.85% 4.42% 3.99%
30-34 2.98% 3.03% 5.36% 4.59%
25-29 3.53% 3.65% 5.69% 4.63%
20-24 4.63% 4.84% 5.06% 4.14%
15-19 5.79% 5.84% 3.09% 2.72%
10-14 6.1% 6.08% 1.96% 1.85%
5-9 6.24% 6.17% 1.98% 1.91%
0-4 6.7% 6.54% 2.04% 1.95%

Data sources: World Bank | Health (2024, retrieved 2026-04-06).

GeoRank.org/demographics/sao-tome-and-principe/singapore | CC BY

The chart above is a variation of a population pyramid and represents a comparison of age and gender structure. Sao Tome and Principe has average demographic potential with 72.1% of people in the 0-34 age group compared to 47% and low potential in Singapore.

Working age demographic by year

Sao Tome and Principe
Factual

UN forecast
Singapore
Factual

UN forecast
1x
Year Working age share
Sao Tome Singapore
2100 62.5% 49.2%
2099 62.7% 49.3%
2098 62.9% 49.4%
2097 63% 49.5%
2096 63.1% 49.6%
2095 63.3% 49.7%
2094 63.4% 49.8%
2093 63.5% 49.8%
2092 63.6% 49.8%
2091 63.8% 49.7%
2090 63.9% 49.7%
2089 63.9% 49.6%
2088 64% 49.4%
2087 64.1% 49.2%
2086 64.2% 49%
2085 64.2% 48.8%
2084 64.2% 48.6%
2083 64.3% 48.3%
2082 64.3% 48.1%
2081 64.3% 47.9%
2080 64.4% 47.6%
2079 64.5% 47.4%
2078 64.6% 47.2%
2077 64.7% 46.9%
2076 64.8% 46.7%
2075 64.8% 46.5%
2074 64.9% 46.4%
2073 65.1% 46.4%
2072 65.2% 46.5%
2071 65.4% 46.8%
2070 65.5% 47.3%
2069 65.6% 47.9%
2068 65.6% 48.6%
2067 65.7% 49.4%
2066 65.7% 50.4%
2065 65.7% 51.5%
2064 65.7% 52.5%
2063 65.6% 53.5%
2062 65.5% 54.6%
2061 65.3% 55.7%
2060 65.2% 56.8%
2059 65% 57.8%
2058 64.8% 58.8%
2057 64.6% 59.8%
2056 64.4% 60.7%
2055 64.2% 61.5%
2054 63.9% 62.3%
2053 63.7% 63%
2052 63.4% 63.5%
2051 63.2% 63.9%
2050 63% 64.3%
2049 62.8% 64.7%
2048 62.6% 65%
2047 62.4% 65.3%
2046 62.3% 65.6%
2045 62.1% 65.8%
2044 61.9% 66.1%
2043 61.8% 66.3%
2042 61.6% 66.5%
2041 61.5% 66.8%
2040 61.4% 67%
2039 61.2% 67.3%
2038 61.1% 67.7%
2037 60.9% 68.1%
2036 60.8% 68.6%
2035 60.7% 69%
2034 60.6% 69.4%
2033 60.5% 69.9%
2032 60.4% 70.3%
2031 60.3% 70.8%
2030 60% 71.4%
2029 59.7% 72%
2028 59.3% 72.6%
2027 58.9% 73.2%
2026 58.7% 73.8%
2025 58.5% 74.4%
2024 58.3% 74.7%
2023 57.9% 75.1%
2022 57.4% 75.3%
2021 56.8% 75.6%
2020 56.2% 76.2%
2019 55.7% 76.8%
2018 55.3% 77.2%
2017 55% 77.6%
2016 54.7% 78%
2015 54.5% 78.3%
2014 54.4% 78.5%
2013 54.4% 78.7%
2012 54.4% 78.8%
2011 54.4% 78.8%
2010 54.3% 78.5%
2009 54.2% 78.2%
2008 54.1% 77.7%
2007 54.1% 77%
2006 54% 76.2%
2005 53.9% 75.7%
2004 53.8% 75.4%
2003 53.7% 75.2%
2002 53.5% 75.1%
2001 53.3% 75.1%
2000 53% 75%
1999 52.4% 74.9%
1998 51.9% 74.8%
1997 51.4% 74.6%
1996 51.1% 74.2%
1995 50.8% 73.8%
1994 50.7% 73.5%
1993 50.6% 73.3%
1992 50.6% 73.2%
1991 50.7% 73.1%
1990 50.7% 73%
1989 50.7% 72.8%
1988 50.7% 72.5%
1987 50.8% 72.2%
1986 50.9% 71.8%
1985 51.1% 71.7%
1984 51.1% 71.7%
1983 51% 71.5%
1982 50.9% 71%
1981 50.8% 70%
1980 50.6% 68.9%
1979 50.5% 67.8%
1978 50.3% 66.7%
1977 50.1% 65.7%
1976 50% 64.6%
1975 49.9% 63.5%
1974 49.8% 62.4%
1973 49.6% 61.3%
1972 49.5% 60.2%
1971 49.4% 59.1%
1970 49.2% 58%
1969 49.6% 57%
1968 50.6% 56.1%
1967 51.6% 55.3%
1966 52.8% 54.6%
1965 54.2% 54%
1964 55.7% 53.5%
1963 57.5% 53.1%
1962 59.6% 52.8%
1961 62% 52.7%
1960 63.5% 52.9%

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10).

GeoRank.org/demographics/sao-tome-and-principe/singapore | CC BY

Between 2004 and 2024, the share of working-age demographics aged 15-64 changed from 53.8% to 58.3% in Sao Tome and Principe and from 75.4% to 74.7% in Singapore.

Age dependency by year

Sao Tome and Principe
Young

Old
Singapore
Young

Old
1x
Year Age dependency ratio
Sao Tome Singapore
Total Young Old Total Young Old
2024 71.6% 64.9% 6.69% 33.9% 15.7% 18.3%
2023 72.9% 66.2% 6.68% 33.1% 15.7% 17.4%
2022 74.3% 67.6% 6.71% 32.8% 15.9% 16.9%
2021 76% 69.3% 6.74% 32.3% 16.1% 16.2%
2020 77.9% 71% 6.83% 31.2% 16% 15.2%
2019 79.5% 72.7% 6.86% 30.2% 15.9% 14.3%
2018 80.8% 74% 6.77% 29.6% 16% 13.6%
2017 81.9% 75.2% 6.68% 28.8% 16% 12.8%
2016 82.8% 76.2% 6.6% 28.2% 16% 12.1%
2015 83.5% 76.9% 6.55% 27.7% 16.2% 11.5%
2014 83.8% 77.2% 6.53% 27.3% 16.4% 10.9%
2013 83.8% 77.3% 6.54% 27% 16.6% 10.4%
2012 83.7% 77.1% 6.57% 26.9% 17% 9.87%
2011 83.8% 77.2% 6.67% 26.9% 17.5% 9.5%
2010 84.3% 77.5% 6.81% 27.3% 18% 9.34%
2009 84.7% 77.7% 6.95% 27.9% 18.6% 9.27%
2008 84.8% 77.7% 7.09% 28.6% 19.4% 9.22%
2007 84.9% 77.7% 7.22% 29.9% 20.5% 9.33%
2006 85.1% 77.7% 7.34% 31.2% 21.7% 9.42%
2005 85.4% 77.9% 7.45% 32.1% 22.8% 9.3%
2004 85.8% 78.2% 7.54% 32.7% 23.6% 9.04%
2003 86.2% 78.6% 7.63% 33% 24.3% 8.76%
2002 86.8% 79.1% 7.74% 33.1% 24.6% 8.58%
2001 87.5% 79.6% 7.88% 33.2% 24.7% 8.46%
2000 88.8% 80.8% 8% 33.4% 25.1% 8.34%
1999 90.8% 82.7% 8.1% 33.5% 25.4% 8.13%
1998 92.8% 84.6% 8.2% 33.6% 25.7% 7.92%
1997 94.4% 86.2% 8.28% 34% 26.2% 7.84%
1996 95.7% 87.4% 8.32% 34.8% 26.9% 7.87%
1995 96.7% 88.3% 8.35% 35.6% 27.7% 7.92%
1994 97.3% 88.9% 8.36% 36.1% 28.2% 7.9%
1993 97.6% 89.3% 8.34% 36.4% 28.6% 7.83%
1992 97.6% 89.3% 8.3% 36.6% 28.8% 7.74%
1991 97.3% 89.1% 8.26% 36.7% 29% 7.67%
1990 97.1% 88.9% 8.28% 37% 29.3% 7.67%
1989 97.2% 88.8% 8.37% 37.5% 29.8% 7.68%
1988 97.1% 88.6% 8.47% 38% 30.3% 7.64%
1987 96.9% 88.3% 8.56% 38.6% 31.1% 7.55%
1986 96.4% 87.8% 8.64% 39.2% 31.8% 7.39%
1985 95.7% 87% 8.7% 39.4% 32.2% 7.18%
1984 95.5% 86.8% 8.76% 39.5% 32.5% 6.98%
1983 96.1% 87.2% 8.82% 39.9% 33.1% 6.84%
1982 96.3% 87.5% 8.88% 40.9% 34.2% 6.76%
1981 96.8% 87.9% 8.85% 42.8% 36% 6.79%
1980 97.4% 88.7% 8.76% 45.2% 38.4% 6.86%
1979 98.1% 89.3% 8.78% 47.6% 40.8% 6.83%
1978 98.8% 89.9% 8.88% 49.9% 43.1% 6.74%
1977 99.4% 90.4% 9.01% 52.3% 45.7% 6.61%
1976 100% 90.9% 9.13% 54.8% 48.3% 6.47%
1975 100.5% 91.3% 9.21% 57.4% 51.1% 6.33%
1974 100.9% 91.7% 9.26% 60.3% 54.1% 6.2%
1973 101.4% 92.1% 9.28% 63.2% 57.1% 6.08%
1972 101.9% 92.6% 9.28% 66.2% 60.2% 5.97%
1971 102.6% 93.3% 9.28% 69.3% 63.4% 5.88%
1970 103.1% 93.7% 9.32% 72.4% 66.6% 5.78%
1969 101.4% 92.2% 9.2% 75.5% 69.8% 5.66%
1968 97.7% 88.8% 8.87% 78.3% 72.7% 5.54%
1967 93.7% 85.2% 8.51% 80.8% 75.4% 5.41%
1966 89.4% 81.2% 8.15% 83.1% 77.8% 5.28%
1965 84.6% 76.9% 7.76% 85.1% 80% 5.14%
1964 79.5% 72.1% 7.33% 87% 81.9% 5.01%
1963 73.9% 67% 6.9% 88.5% 83.6% 4.87%
1962 67.8% 61.4% 6.45% 89.4% 84.7% 4.74%
1961 61.3% 55.3% 5.99% 89.6% 85% 4.6%
1960 57.5% 51.8% 5.71% 88.9% 84.4% 4.45%

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).

GeoRank.org/demographics/sao-tome-and-principe/singapore | CC BY

Age dependency is the ratio of people not in the labor force (children under 15 and adults 64+) to people aged 15 to 64.

Age dependency in Sao Tome and Principe decreased from 85.8% to 71.6% between 2004 and 2024.

In Singapore, the ratio of dependent people increased from 32.7% to 33.9% between 2004 and 2024 with a decreased share of young people and an increased proportion of people aged 65+.

Share of young demographic (0-14) by year

Sao Tome and Principe
Factual

UN forecast
Singapore
Factual

UN forecast
1x
Year Share of 0-14
Sao Tome Singapore
2100 19.5% 10.2%
2099 19.6% 10.1%
2098 19.8% 9.95%
2097 19.9% 9.84%
2096 20% 9.72%
2095 20.2% 9.6%
2094 20.3% 9.48%
2093 20.4% 9.37%
2092 20.6% 9.27%
2091 20.7% 9.18%
2090 20.9% 9.1%
2089 21.1% 9.04%
2088 21.2% 8.99%
2087 21.4% 8.96%
2086 21.6% 8.95%
2085 21.8% 8.95%
2084 22% 8.97%
2083 22.2% 9%
2082 22.4% 9.04%
2081 22.6% 9.09%
2080 22.9% 9.15%
2079 23.1% 9.21%
2078 23.3% 9.27%
2077 23.5% 9.32%
2076 23.7% 9.38%
2075 24% 9.42%
2074 24.2% 9.45%
2073 24.4% 9.46%
2072 24.6% 9.47%
2071 24.8% 9.45%
2070 25% 9.42%
2069 25.2% 9.37%
2068 25.4% 9.31%
2067 25.6% 9.24%
2066 25.9% 9.15%
2065 26.1% 9.05%
2064 26.3% 8.95%
2063 26.5% 8.85%
2062 26.8% 8.75%
2061 27% 8.65%
2060 27.3% 8.57%
2059 27.5% 8.5%
2058 27.8% 8.45%
2057 28.1% 8.43%
2056 28.4% 8.44%
2055 28.7% 8.48%
2054 29% 8.56%
2053 29.4% 8.67%
2052 29.7% 8.83%
2051 30.1% 9.02%
2050 30.4% 9.23%
2049 30.8% 9.47%
2048 31.1% 9.73%
2047 31.5% 10%
2046 31.8% 10.3%
2045 32.1% 10.6%
2044 32.5% 10.8%
2043 32.8% 11.1%
2042 33.1% 11.4%
2041 33.4% 11.6%
2040 33.6% 11.8%
2039 33.9% 11.9%
2038 34.1% 12%
2037 34.4% 12.1%
2036 34.6% 12.1%
2035 34.7% 12.1%
2034 34.9% 12.1%
2033 35.1% 12.1%
2032 35.3% 12.1%
2031 35.5% 12%
2030 35.8% 12%
2029 36.1% 11.9%
2028 36.6% 11.8%
2027 37% 11.8%
2026 37.3% 11.7%
2025 37.6% 11.7%
2024 37.8% 11.7%
2023 38.3% 11.8%
2022 38.8% 12%
2021 39.4% 12.2%
2020 39.9% 12.2%
2019 40.5% 12.2%
2018 40.9% 12.3%
2017 41.4% 12.4%
2016 41.7% 12.5%
2015 41.9% 12.7%
2014 42% 12.9%
2013 42% 13.1%
2012 42% 13.4%
2011 42% 13.7%
2010 42.1% 14.1%
2009 42.1% 14.6%
2008 42.1% 15.1%
2007 42% 15.8%
2006 42% 16.6%
2005 42% 17.2%
2004 42.1% 17.8%
2003 42.2% 18.2%
2002 42.3% 18.4%
2001 42.5% 18.6%
2000 42.8% 18.8%
1999 43.4% 19%
1998 43.9% 19.2%
1997 44.3% 19.5%
1996 44.7% 20%
1995 44.9% 20.4%
1994 45.1% 20.7%
1993 45.2% 21%
1992 45.2% 21.1%
1991 45.1% 21.2%
1990 45.1% 21.4%
1989 45% 21.7%
1988 45% 22%
1987 44.9% 22.4%
1986 44.7% 22.9%
1985 44.5% 23.1%
1984 44.4% 23.3%
1983 44.5% 23.7%
1982 44.5% 24.2%
1981 44.7% 25.2%
1980 44.9% 26.4%
1979 45.1% 27.6%
1978 45.2% 28.8%
1977 45.3% 30%
1976 45.4% 31.2%
1975 45.5% 32.5%
1974 45.6% 33.7%
1973 45.7% 35%
1972 45.9% 36.2%
1971 46.1% 37.5%
1970 46.2% 38.7%
1969 45.8% 39.8%
1968 44.9% 40.8%
1967 44% 41.7%
1966 42.9% 42.5%
1965 41.6% 43.2%
1964 40.2% 43.8%
1963 38.5% 44.4%
1962 36.6% 44.7%
1961 34.3% 44.8%
1960 32.9% 44.7%

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10).

GeoRank.org/demographics/sao-tome-and-principe/singapore | CC BY

The share of young people aged below 15 is 37.8% in Sao Tome and Principe and 11.7% in Singapore. Birth rates in Sao Tome and Principe compared to Singapore .

Share of old population (65+) by year

Sao Tome and Principe
Factual

UN forecast
Singapore
Factual

UN forecast
1x
Year Share of 65+ years old
Sao Tome Singapore
2100 17.9% 40.6%
2099 17.7% 40.6%
2098 17.4% 40.6%
2097 17.1% 40.6%
2096 16.8% 40.7%
2095 16.6% 40.7%
2094 16.3% 40.8%
2093 16% 40.8%
2092 15.8% 41%
2091 15.5% 41.1%
2090 15.2% 41.2%
2089 15% 41.4%
2088 14.7% 41.6%
2087 14.5% 41.8%
2086 14.2% 42%
2085 14% 42.2%
2084 13.8% 42.4%
2083 13.5% 42.7%
2082 13.3% 42.9%
2081 13% 43%
2080 12.7% 43.2%
2079 12.4% 43.4%
2078 12.1% 43.6%
2077 11.7% 43.8%
2076 11.5% 44%
2075 11.2% 44.1%
2074 10.9% 44.2%
2073 10.5% 44.2%
2072 10.2% 44%
2071 9.83% 43.7%
2070 9.5% 43.3%
2069 9.2% 42.7%
2068 8.92% 42.1%
2067 8.66% 41.3%
2066 8.42% 40.4%
2065 8.21% 39.5%
2064 8.04% 38.6%
2063 7.89% 37.6%
2062 7.77% 36.7%
2061 7.66% 35.7%
2060 7.55% 34.7%
2059 7.46% 33.7%
2058 7.38% 32.7%
2057 7.3% 31.8%
2056 7.22% 30.9%
2055 7.14% 30%
2054 7.06% 29.2%
2053 6.97% 28.3%
2052 6.88% 27.7%
2051 6.76% 27.1%
2050 6.63% 26.4%
2049 6.46% 25.9%
2048 6.29% 25.3%
2047 6.11% 24.7%
2046 5.93% 24.1%
2045 5.76% 23.6%
2044 5.6% 23.1%
2043 5.44% 22.6%
2042 5.28% 22.1%
2041 5.13% 21.7%
2040 5% 21.2%
2039 4.89% 20.7%
2038 4.79% 20.3%
2037 4.7% 19.8%
2036 4.61% 19.3%
2035 4.52% 18.8%
2034 4.43% 18.4%
2033 4.37% 18%
2032 4.31% 17.6%
2031 4.26% 17.1%
2030 4.21% 16.6%
2029 4.15% 16.1%
2028 4.09% 15.6%
2027 4.03% 15%
2026 3.97% 14.5%
2025 3.92% 13.9%
2024 3.9% 13.7%
2023 3.87% 13.1%
2022 3.85% 12.7%
2021 3.83% 12.3%
2020 3.84% 11.6%
2019 3.82% 11%
2018 3.74% 10.5%
2017 3.67% 9.96%
2016 3.61% 9.45%
2015 3.57% 9%
2014 3.56% 8.58%
2013 3.56% 8.17%
2012 3.58% 7.78%
2011 3.63% 7.48%
2010 3.69% 7.34%
2009 3.76% 7.25%
2008 3.84% 7.17%
2007 3.91% 7.18%
2006 3.97% 7.18%
2005 4.02% 7.04%
2004 4.06% 6.81%
2003 4.1% 6.59%
2002 4.14% 6.44%
2001 4.2% 6.35%
2000 4.24% 6.25%
1999 4.24% 6.09%
1998 4.25% 5.93%
1997 4.26% 5.85%
1996 4.25% 5.84%
1995 4.25% 5.84%
1994 4.24% 5.8%
1993 4.22% 5.74%
1992 4.2% 5.67%
1991 4.19% 5.61%
1990 4.2% 5.6%
1989 4.25% 5.59%
1988 4.3% 5.54%
1987 4.35% 5.44%
1986 4.4% 5.31%
1985 4.45% 5.15%
1984 4.48% 5%
1983 4.5% 4.89%
1982 4.52% 4.8%
1981 4.5% 4.76%
1980 4.44% 4.72%
1979 4.43% 4.63%
1978 4.47% 4.49%
1977 4.52% 4.34%
1976 4.57% 4.18%
1975 4.59% 4.02%
1974 4.61% 3.87%
1973 4.61% 3.73%
1972 4.6% 3.59%
1971 4.58% 3.47%
1970 4.59% 3.35%
1969 4.57% 3.23%
1968 4.48% 3.11%
1967 4.4% 2.99%
1966 4.31% 2.88%
1965 4.2% 2.78%
1964 4.09% 2.68%
1963 3.97% 2.58%
1962 3.84% 2.5%
1961 3.71% 2.43%
1960 3.62% 2.35%

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10).

GeoRank.org/demographics/sao-tome-and-principe/singapore | CC BY

The share of older people aged 65 and over is 3.9% in Sao Tome and Principe and 13.7% in Singapore. Life expectancy in Sao Tome and Principe compared to Singapore .

Compare countries by 7 more topics

Demographics by nationality or race

Singapore
Race Share of demographic
Chinese 74.3%
Malay 13.5%
Indian 8.96%
All other 3.21%

Religion demographics in Sao Tome and Principe vs Singapore

Sao Tome
Religion Share of population
Christianity 84.4%
Atheism 9.69%
Islam 0.09%
All other 5.78%
Singapore
Religion Share of population
Buddhism 30.8%
Atheism 19.9%
Christianity 18.8%
Islam 16.1%
Hinduism 5.29%
Judaism 0.02%
All other 9.1%

Median age map

1x

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); U.S. Census Bureau (1960–2024, retrieved 2026-02-08).

GeoRank.org/demographics/sao-tome-and-principe/singapore | CC BY

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Data sources:

  1. World Bank | Health (1960–2024, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10)
  3. U.S. Census Bureau (1960–2024, retrieved 2026-02-08)
  4. Pew Research Center (2020, retrieved 2026-02-08)
  5. United Nations | Demographics & Social Statistics (2021, retrieved 2026-03-10)

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