Government type Semi-presidential republic
Area 1,267,000 km² (489,191 sq mi)
Population 17,139,000 inh. (2012 census)
Population 26,312,000 inh. (2024 est.)
Population density 21 inh/km² (54 inh/mi²)
Capital Niamey (1,492,000 pop.)
Currency West African CFA franc
Human development index 0.400 (189th place)
Languages French (official), Hausa, Zarma-Songhai and other regional languages
Life expectancy M 61 years, F 63 years