- Total area of DRC: 2,344,858 sq km
- Total land area: 2,267,048 sq km
- Total water area: 77,810 sq km
- Slightly less than one-fourth the size of the US
- Countries bordering DRC: Angola, Burundi, Central African Republic, Republic of the Congo, Rwanda, South Sudan, Tanzania, Uganda, Zambia
- Total distance of all land boundaries: 10,730 km
- Total distance of coastline: 37 km
- Climate: tropical; hot and humid in equatorial river basin; cooler and drier in southern highlands; cooler and wetter in eastern highlands; north of Equator - wet season (April to October), dry season (December to February); south of Equator - wet season (November to March), dry season (April to October)
- Terrain: vast central basin is a low-lying plateau; mountains in east
- Points of elevation: Lowest: Atlantic Ocean (0 m), Highest: Pic Marguerite on Mont Ngaliema (Mount Stanley) (5,110 m)