Koulikoro Region is a region in western Mali. It is the second administrative area of Mali and covers an area of 90,120 km 2 . Its capital is the city of Koulikoro.
The region of Koulikoro is bordered by Mauritania on the north, the region of Kayes on the west, by Guinea and the region of Sikasso on the south, and by the region of Ségou to the east. In 2009 the Koulikoro Region had a population of 2,418,305. These were mainly Bambaras, Malinkés Sonikes and Somonos around the Niger River.
The region is irrigated by several rivers, including the Niger, Baoulé, Sankarani, Baogé, Bani and Bafing. The climate of the region's south has the high rainfall typical of the Sudan, while north of the Kita-Bamako axis, it tends to a Sahelian aridity.
The largest cities of the region are Kati, Koulikoro, Kolokani, Nara, Banamba and Dioïla; however the most populous commune is Kalabancoro. The Boucle du Baoulé National Park and the natural reserves of Fina, Kongossambougou and Badinko shelter a diversity of wildlife.