| Official name | Federation of Saint Kitts and NevisCIA World Factbook [2025] · 2026 archive |
| Government type | federal parliamentary democracy under a constitutional monarchy; a Commonwealth realmCIA World Factbook [2025] · 2026 archive |
| Capital | BasseterreGeoNames [2024] |
| Head of state | Marcella A. LIBURD (Governor Gen.)CIA World Leaders [2025] |
| Total area | 260 km²World Bank WDI [2023] |
| Total population | 46,800 peopleUN DESA WPP [2024] 46,840 people·World Bank WDI [2024] 46,840 people |
| Languages | English (official)CIA World Factbook [2025] · 2026 archive |
| GDP (nominal) | 1,120,000,000 US$World Bank WDI [2024] |
| GDP per capita | 24,000 US$World Bank WDI [2024] |
| Life expectancy | 72.1–72.3 yearsWorld Bank WDI [2024] 72.28 years·UNDP HDI [2023] 72.15 years |
