| Total area | 18,580 km²World Bank WDI [2023] |
| Exclusive economic zone (EEZ) | No authoritative open source found |
| Administrative divisions (ADM1) | No authoritative open source found |
| Location | Oceania, islands in the South Pacific Ocean, east of AustraliaCIA World Factbook [2025] · 2026 archive |
| Coastline | 2,254 kmCIA World Factbook [2025] · 2026 archive |
| Land boundaries | 0 kmCIA World Factbook [2025] · 2026 archive |
| Bordering countries | No authoritative open source found |
| Terrain | coastal plains with interior mountainsCIA World Factbook [2025] · 2026 archive |
| Climate | tropical; modified by southeast trade winds; hot, humidCIA World Factbook [2025] · 2026 archive |
| Natural resources | nickel, chrome, iron, cobalt, manganese, silver, gold, lead, copperCIA World Factbook [2025] · 2026 archive |
| Highest point | Mont Panie 1,628 mCIA World Factbook [2025] · 2026 archive |
| Lowest point | Pacific Ocean 0 mCIA World Factbook [2025] · 2026 archive |
| Mean elevation | No authoritative open source found |
| Area (comparative) | slightly smaller than New JerseyCIA World Factbook [2025] · 2026 archive |
| Natural hazards | cyclones, most frequent from November to March volcanism: Matthew and Hunter Islands are historically activeCIA World Factbook [2025] · 2026 archive |
| Maritime claims | territorial sea: 12 nm; exclusive economic zone: 200 nmCIA World Factbook [2025] · 2026 archive |