Offinso South Municipal located in the extreme north-western part of the Ashanti Region. Offinso Municipal lies between longitude 1’ 65W and 1’ 45E and latitudes 6’ 45N and 7’ 25 S. The District covers an area of 1255km2. One of the 26 districts in the region and about half of its boundary in the north and west is shared with the Brong Ahafo Region. It is also bordered in the east by Ejura-Sekyedumase District and in the south by Kwabre, Sekyere South, Ahafo-Ano South and Atwima-Nwbiagya Districts.
The Municipal capital is Offinso New Town. The Municipality is dissected by the main trunk road between Accra and Kumasi to the north. This is part of the Trans-African Highway, which serves as the main gateway to the Ashanti Region from the Northern and Brong-Ahafo Regions.