Sao Tome and Principe's population is 240.3K as of 2025 — the total resident population, all ages and both sexes. That places Sao Tome and Principe 181 of 217 countries with recent data. The world figure for the same period is 8.2B. In 1960 the figure was 68K — up 253% since then.
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Share of Sao Tome and Principe's population in broad age groups as of 2025. A young age structure raises crude birth rates even at moderate fertility; an older one raises crude death rates even when mortality risk at every age is falling.
UN World Population Prospects medium variant — a projection conditional on assumed fertility, mortality and migration paths, not a forecast of what will happen.
Have a correction, a better estimate, or additional data—at the global, national, regional, or city level? Help improve the data
Have a correction, a better estimate, or additional data—at the global, national, regional, or city level? Help improve the data
Have a correction, a better estimate, or additional data—at the global, national, regional, or city level? Help improve the data
Have a correction, a better estimate, or additional data—at the global, national, regional, or city level? Help improve the data
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Other countries in Africa — compare their population, or open the full country profile.
birthrate.io, "Sao Tome and Principe Population (2025)". https://birthrate.io/population/sao-tome-and-principe (accessed 25 August 2026). Underlying data: World Bank.
Please cite the original statistical agency for the underlying figures. Charts and tables on this page may be reused with attribution.
Figures are estimates from statistical agencies and may be revised. See methodology and data sources.
| 341.8M |
| 2025 |
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| 7 | 🇧🇷Brazil | 212.8M | 2025 |
| 8 | 🇧🇩Bangladesh | 175.7M | 2025 |
| 9 | 🇷🇺Russian Federation | 143.5M | 2025 |
| 10 | 🇪🇹Ethiopia | 135.5M | 2025 |
| 11 | 🇲🇽Mexico | 131.9M | 2025 |
| 12 | 🇯🇵Japan | 123.4M | 2025 |
