The Tain District is one of the 261 Metropolitan, Municipal and District Assemblies (MMDAs) in Ghana, and forms part of the 12 of such in the Bono Region. With its administrative capital as Nsawkaw, the Tain District was established in August 2004 by Legislative Instrument (L.I) 2090.

It is located at the north-west of Sunyani (Regional Capital) and lies within latitudes 7 ½ and 8o 45` North and longitudes 2o 52` West and 0o 28` East.

The District was carved out of the Wenchi Municipal Assembly and in terms of land area, Tain District covers  1898 km2 representing 3.5 percent of the total land area of the Bono Region.

It shares common boundaries with Wenchi Municipal to the east, Jaman North District and Jaman South Municipal to the west, Sunyani West District to the south and Berekum East Municipal to the south-west. It is also bounded by the Banda District to the north and La Cote d’Ivoire to the north-west.

The population of the District according to the Population and Housing Census stands at 115,568 with 58,382 males and 57,186 females.