Sao Tome and Principe Population Pyramid 2085
Year
2085Sao Tome and Principe in 2085
United Nations projections (medium variant) put the population of Sao Tome and Principe at 503,602 in 2085. Ten years before, in 2075, the projected population is 472,399 — 6.6% lower.
With a projected median age of 34.9 years, Sao Tome and Principe would have a youth dependency ratio of 33.8 and an old-age dependency ratio of 22.0 per 100 people of working age. This is a stationary pyramid — similar numbers in each age group up to the older cohorts, the signature of near-replacement fertility.
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 | 503,602 | 34.9 | |
| Equatorial Guinea | 4,601,320 | 32.8 | |
| Gabon | 6,175,548 | 33.2 | |
| Central African Republic | 17,221,559 | 30.2 | |
| Congo | 17,683,692 | 31.3 |





