Sao Tome and Principe Population Pyramid (1950–2100)
Year
2026Sao Tome and Principe in 2026
In 2026, Sao Tome and Principe has an estimated population of 244,994 people. A decade earlier, in 2016, the population was 203,688; it has grown by 20.3% since.
Half of the population is younger than 20.8 years; 37.2% are children under 15 and 4.0% are 65 or older. The pyramid is expansive: its wide base of young cohorts reflects high fertility and a rapidly growing population.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
In 2023 women in Sao Tome and Principe had on average 3.64 children, above the replacement level of 2.1.
Source: World Bank World Development Indicators, latest available year.
A child born there in 2023 could expect to live 69.7 years on average (73.7 years for girls, 66.2 for boys).
Source: World Bank World Development Indicators, latest available year.
1,905 immigrants live in Sao Tome and Principe, 0.8% of the population.
| Cabo Verde | 1,115 |
| Angola | 292 |
| Gabon | 192 |
| Equatorial Guinea | 118 |
| Portugal | 95 |
41,433 people born in Sao Tome and Principe live in other countries.
| Portugal | 23,121 |
| Angola | 7,062 |
| Gabon | 7,058 |
| Equatorial Guinea | 1,936 |
| Cabo Verde | 1,893 |
Source: United Nations International Migrant Stock 2024.
| Country | Population | Median age | Relative size |
|---|---|---|---|
| Sao Tome and Principe | 244,994 | 20.8 | |
| Equatorial Guinea | 1,984,468 | 22.0 | |
| Gabon | 2,647,400 | 22.6 | |
| Central African Republic | 5,698,984 | 15.7 | |
| Congo | 6,637,786 | 19.8 |





