| Total population | 66,200 peopleUN DESA WPP [2024] 66,210 people·World Bank WDI [2024] 66,210 people |
| Median age | 35.9 yearsUN DESA WPP [2024] |
| Life expectancy | 71.1–71.3 yearsWorld Bank WDI [2024] 71.29 years·UNDP HDI [2023] 71.13 years |
| Ethnic groups | African descent 84.5%, mixed 9%, Indigenous 3.8%, other 2.1%, unspecified 0.6% (2011 est.)CIA World Factbook [2025] · 2026 archive |
| Languages | English (official), French patoisCIA World Factbook [2025] · 2026 archive |
| Religions | Roman Catholic 52.7%, Protestant 29.7% (includes Seventh Day Adventist 6.7%, Pentecostal 6.1%, Baptist 5.2%, Christian Union Church 3.9%, Methodist 2.6%, Gospel Mission 2.1%, other Protestant 3.1%), Jehovah's Witness 1.3%, Rastafarian 1.1%, other 4.3%, none 9.4%, unspecified 1.4% (2011 est.)CIA World Factbook [2025] · 2026 archive |
| Urbanization | 72% of total population (2023)CIA World Factbook [2025] · 2026 archive |
| Population growth | -0.46 %World Bank WDI [2024] |
| Birth rate | 11 per 1,000World Bank WDI [2024] |
| Death rate | 12.6 per 1,000World Bank WDI [2024] |
| Urban population | 73.5 %World Bank WDI [2024] |
| Languages (structured) | - Antigua and Barbuda Creole English
- Island Carib
Glottolog [2026] |