Area: 2.345.476 Km²
Population: 53.625.000 (2001 est.)
Density: 23 pop/Km²

System of government: Democratic Republic
Capital: Kinshasa (4.240.000 pop.)
Major cities: Kananga 950.000 pop., Lubumbashi 810.000 pop., Mbuji-Mayi 500.000 pop., Kisangani 450.000 pop.
Ethnic majority: Luba 18%, Mongo 17%, Kongo 15%, Ruanda 13%, Mongo 12%, Azande 10%, others 15%
Border countries: Republic of the Congo WEST, Central African Republic and Sudan NORTH, Uganda, Rwanda, Burundi and Tanzania EAST, Zambia SOUTH-EAST, Angola SOUTH

Principal mountains: Ruwenzori 5119 m
Principal rivers: Congo (or Zaire) 4374 Km (total, with zambian tract), Ubangi-Uele 2300 Km, Kasai 1950 Km (total, with angolan tract), Lomami 1500 Km
Principal lakes: Lake Tanganyika 15.000 Km² (congolese part, total 32.893 Km²), Lake Albert 5400 Km² (total, with ugandan part), Lake Mweru 4920 Km² (total, with zambian part), Lake Edward 2200 Km² (total, with ugandan part), Lake Kivu 1550 Km² (congolese part, total 2650 Km²)
Principal islands: -
Climate: Equatorial - tropical

Language: French (official), Kongo, Luba, Mongo and others ethnic dialects
Religion: Christian 70%, Indigenous Beliefs 20%, Muslim 10%
Currency: Congolese Franc (CDF)