Map - Kouroussa Prefecture (Kouroussa)

Kouroussa is a prefecture located in the Kankan Region of Guinea. The capital is Kouroussa. The prefecture covers an area of 14,050 km.² and has a population of 268,630. With Kouroussa town by far the largest in the Prefecture numbering only 10,000, the vast majority of the Prefecture's population live in small rural communities, making their living from subsistence and small scale cash crop agriculture, as well as small scale trade and mining. The majority of the population are members of the Malinke ethnic group or related Mande speakers. The eastern portion of the prefecture is formed from the Niger River valley, while most of the area characterized by low rolling hills and dry savanna grasslands or scrub-like forest.

The majority of the prefecture's population comes from the Malinke and Djallonke ethnic groups, who speak related Mande languages and follow the Muslim religion. The Kouroussa area is the centre of the Hamana-Malinke Mande sub-group -- "Hamana" being the historic name for the region, while the Malinke are the major Mande speaking ethnic group of the upper Niger valley. There are also sizable minority communities of Fula and Dyula, the latter traditionally forming trade communities in towns like Kouroussa.

The writer and intellectual Camara Laye (1928–80) grew up in Kouroussa town, and his memoir, The Black Child, is in part about his youth in the town.

Kouroussa and surrounding towns maintain the pre-colonial Mande ceremonial kingship of Hamana, with the most recent holder of the office King of Kouroussa King Sayon Keita I.