| Total population | 496 peopleUN DESA WPP [2024] |
| Median age | 58.7 yearsUN DESA WPP [2024] |
| Life expectancy | No authoritative open source found |
| Ethnic groups | Italian, Swiss, Argentinian, and other nationalities from around the world (2017)CIA World Factbook [2025] · 2026 archive |
| Languages | Italian, Latin, French, various other languagesCIA World Factbook [2025] · 2026 archive |
| Religions | Roman CatholicCIA World Factbook [2025] · 2026 archive |
| Urbanization | 100% of total population (2023)CIA World Factbook [2025] · 2026 archive |
| Population growth | No authoritative open source found |
| Birth rate | No authoritative open source found |
| Death rate | No authoritative open source found |
| Urban population | No authoritative open source found |
| Languages (structured) | Italian / Latin / Monastic Sign LanguageGlottolog [2026] |