Guinea-Bissau Population Pyramid 2027
Guinea-Bissau in 2027
United Nations projections (medium variant) put the population of Guinea-Bissau at 2,346,189 in 2027. That would be 25.0% more than in 2017 (1,877,072).
The median age is projected at 20.9 years, with 63.0 children under 15 and 5.6 people aged 65 or over for every 100 people of working age (15–64). The broad-based, expansive shape of the pyramid points to high fertility and strong population growth.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
In 2023 women in Guinea-Bissau had on average 3.84 children, above the replacement level of 2.1.
Source: World Bank World Development Indicators, latest available year.
Life expectancy at birth was 64.1 years in 2023: 66.4 for women and 61.7 for men.
Source: World Bank World Development Indicators, latest available year.
14,081 immigrants live in Guinea-Bissau, 0.6% of the population.
| Senegal | 7,634 |
| Guinea | 3,032 |
| Gambia | 917 |
| Liberia | 532 |
| Portugal | 505 |
103,999 people born in Guinea-Bissau live in other countries.
| Portugal | 36,682 |
| Senegal | 31,321 |
| Gambia | 15,119 |
| Cabo Verde | 5,576 |
| Guinea | 4,217 |
Source: United Nations International Migrant Stock 2024.
| Country | Population | Median age | Relative size |
|---|---|---|---|
| Guinea-Bissau | 2,346,189 | 20.9 | |
| Gambia | 2,945,881 | 20.1 | |
| Cabo Verde | 531,872 | 31.0 | |
| Mauritania | 5,608,791 | 18.8 | |
| Liberia | 5,986,800 | 20.3 |





