The region's area is 8,680 km2,[2][4] and its population in the 2021 census was 981,180.

[3] Marahoué Region is currently divided into five departments: Bonon, Bouaflé, Gohitafla, Sinfra, and Zuénoula.

In 2000, Oumé Department was split off from Marahoué and combined with Gagnoa Department from Haut-Sassandra Region to form Fromager Region.

As part of the 2011 administrative reorganisation of the subdivisions of Ivory Coast, Marahoué was converted into a second-level administrative region and became part of the new first-level Sassandra-Marahoué District.

[5] No territorial changes were made to the region as a result of the reorganisation.