Area: 1.284.339 Km²
Population: 8.707.000 (2001 est.)
Density: 7 pop/Km²

System of government: Presidential Republic
Capital: N'Djamena (826.000 pop.)
Major cities: Sarh 115.000 pop., Moundou 110.000 pop.
Ethnic majority: Sudanese 50%, Arabs Shoa 30%, Hausa and similar ethnics 10%, Tubu, Kanuri and others 10%
Border countries: Libya NORTH, Niger, Nigeria and Cameroon WEST, Central African Republic SOUTH, Sudan EAST

Principal mountains: Emi Koussi 3415 m
Principal rivers: Chari 875 Km (Chadian tract, total 1400 Km)
Principal lakes: Lake Chad 9000 Km² (Chadian part, total 16.300 Km² average)
Principal islands: -
Climate: Arid - tropical

Language: French, Arabic (officials), Sudanese dialects
Religion: Muslim 44%, Indigenous Beliefs 33%, Christian 23%
Currency: Communaute Financiere Africaine Franc (XAF)