Tarkwa Nsuaem Municipal forms part of twenty two (22) Metropolitan, Municipalities and Districts in the Western Region of Ghana. The Municipality is located between Latitude 400’N and 500 40’N and Longitudes 10 45’ W and 20 10’W. The Administrative capital of the municipality is Tarkwa .
The Municipality was established by Legislative Instrument (L.I) 1886 and its bounded to the north with Prestea-Huni Valley District, the south by the Ahanta West District, the West by the Nzema East Municipal and the East by Mpohor District and Wassa East District respectively. The Municipality has a total land area of 2354 sq. km.
The population of the municipality according to 2010 population and housing census stands at 90,477 with 46,662 males and 43,815 females.