Burundi is located in East Africa, to the east of the Democratic Republic of the Congo, at the coordinates .
Burundi occupies an area equal to in size, of which is land. The country has of land border: of which is shared with the Democratic Republic of the Congo, with Rwanda and with Tanzania. As a landlocked country, Burundi possesses no coastline. It straddles the crest of the Congo-Nile Divide which separates the basins of the Congo and Nile rivers. The farthest headwaters of the Nile, the Ruvyironza River, has its source in Burundi.
The terrain of Burundi is hilly and mountainous, dropping to a plateau in the east. The southern and eastern plains have been categorised by the World Wide Fund for Nature as part of the Central Zambezian miombo woodlands ecoregion.
The lowest point in the country is at Lake Tanganyika, at , with the highest point being on Mount Heha, at . Natural hazards are posed in Burundi by flooding and