| Total population | 121,000–130,000 peopleUN DESA WPP [2024] 130,400 people·World Bank WDI [2024] 121,400 people |
| Median age | 34 yearsUN DESA WPP [2024] |
| Life expectancy | 72.9–76.3 yearsWorld Bank WDI [2024] 76.3 years·UNDP HDI [2023] 72.86 years |
| Ethnic groups | predominantly Creole (mainly of East African and Malagasy heritage); also French, Indian, Chinese, and Arab populationsCIA World Factbook [2025] · 2026 archive |
| Languages | Seychellois Creole (official) 89.1%, English (official) 5.1%, French (official) 0.7%, other 3.8%, unspecified 1.4% (2010 est.)CIA World Factbook [2025] · 2026 archive |
| Religions | Roman Catholic 76.2%, Protestant 10.5% (Anglican 6.1%, Pentecostal Assembly 1.5%, Seventh Day Adventist 1.2%, other Protestant 1.7%), other Christian 2.4%, Hindu 2.4%, Muslim 1.6%, other non-Christian 1.1%, unspecified 4.8%, none 0.9% (2010 est.)CIA World Factbook [2025] · 2026 archive |
| Urbanization | 58.8% of total population (2023)CIA World Factbook [2025] · 2026 archive |
| Population growth | 1.31 %World Bank WDI [2024] |
| Birth rate | 11 per 1,000World Bank WDI [2024] |
| Death rate | 7 per 1,000World Bank WDI [2024] |
| Urban population | 45.3 %World Bank WDI [2024] |
| Languages (structured) | Seselwa Creole French / Seychelles Sign LanguageGlottolog [2026] |