| Location | Southern Africa, island in the Mozambique Channel, about one-half of the way from northern Madagascar to northern Mozambique |
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| Geographic coordinates | 12 50 S, 45 10 E |
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| Zone | Africa |
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| Area | total: 374 sq km land: 374 sq km water: 0 sq km |
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| Land boundaries | 0 km |
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| Coastline | 185.2 km |
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| Maritime claims | territorial sea: 12 nm exclusive economic zone: 200 nm |
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| Climate | tropical; marine; hot, humid, rainy season during northeastern monsoon (November to May); dry season is cooler (May to November) |
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| Terrain | generally undulating, with deep ravines and ancient volcanic peaks |
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| Elevation extremes | lowest point: Indian Ocean 0 m highest point: Benara 660 m |
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| Natural resources | NEGL |
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| Irrigated land | 185.2 km |
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| Natural hazards | cyclones during rainy season |
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Environment - current issues | NA |
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| Geography - note | part of Comoro Archipelago; 18 islands |
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