Sao Tome and Principe Population Pyramid 1983
Year
1983Sao Tome and Principe in 1983
As of 1983, Sao Tome and Principe counted 104,380 inhabitants. Over the previous ten years the population grew by 26.1%, up from 82,798 in 1973.
The median age was 17.4 years, and for every 100 people of working age (15–64) there were 87.2 children under 15 and 8.8 people aged 65 or over. This is an expansive pyramid — each cohort of children is larger than the one above it, the signature of high birth rates and rapid growth.
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 | 104,381 | 17.4 | |
| Equatorial Guinea | 343,421 | 19.3 | |
| Gabon | 811,006 | 20.1 | |
| Congo | 1,950,321 | 17.2 | |
| Central African Republic | 2,537,400 | 18.3 |





