| Total population | 10,400,000–10,700,000 peopleUN DESA WPP [2024] 10,430,000 people·World Bank WDI [2024] 10,690,000 people |
| Median age | 46.6 yearsUN DESA WPP [2024] |
| Life expectancy | 82.4 yearsWorld Bank WDI [2024] 82.38 years·UNDP HDI [2023] 82.36 years |
| Ethnic groups | Portuguese 95%; citizens from Portugal’s former colonies in Africa, Asia (Han Chinese), and South America (Brazilian) and other foreign born 5%CIA World Factbook [2025] · 2026 archive |
| Languages | Portuguese (official), Mirandese (official, but locally used)CIA World Factbook [2025] · 2026 archive |
| Religions | Catholic 68.1%, not applicable 12.9%, no religion 12.0%, no response 2.2%, Protestant 1.8%, other 1.0%; less than 1%: other Christians, Orthodox, Muslim (2021 est.); note: data represent population 15 years of age and olderCIA World Factbook [2025] · 2026 archive |
| Urbanization | 67.9% of total population (2023)CIA World Factbook [2025] · 2026 archive |
| Population growth | 1.1 %World Bank WDI [2024] |
| Birth rate | 7.9 per 1,000World Bank WDI [2024] |
| Death rate | 11.1 per 1,000World Bank WDI [2024] |
| Urban population | 61.3 %World Bank WDI [2024] |
| Languages (structured) | - Asturian-Leonese-Cantabrian
- Extremaduran
- Fala
- Galician
- Minderico
- Mirandese
- Portuguese
- Portuguese Sign Language
- Spanish
- Tartessian
- Vlax Romani
Glottolog [2026] |