Offinso Municipal Assembly is one of the Forty three (43) Metropolitan, Municipalities and District Assemblies in the Ashanti Region and has its capital as Offinso.


Offinso Municipal was established by Legislative Instrument (L.I.) 1909 of 2007. It was carved out of the then Offinso Municipal and split into Offinso Municipal and the Offinso North District. The Municipality is located in the extreme north-western part of the Ashanti Region.


The district lies between longitudes 10 50 W and 10 45 E and latitudes 70 20 N and 60 50 S. It has a total land area of 585.7 square kilometres which is 2.4 percent of total land size of the Ashanti Region.


The municipality shares common boundaries with Offinso North in the North, Ejura-Sekyedumase Municipal in the East, Sekyere South in the South-East, Atwima Nwabiagya and Ahafo Ano South Municipals in the West.


The population of the Municipality according to the 2010 Population and Housing Census stands at 76,895 with 37,068 males 39,827 females.