The Upper Denkyira West District Assembly (UDWDA) is a structure in the Local Government System of Ghana. As one of the 261 Metropolitan, Municipal and District Assemblies (MMDAs) in Ghana, the Assembly forms part of the 22 MMDAs in the Central Region.
The District was carved out of the erstwhile Upper Denkyira District and has its administrative capital as Diaso. The district lies within latitudes 5°30' N and 6°02' N of the equator and longitudes 1°W and 2°W of the Greenwich Meridian, covering a total land area of 579.21 square kilometers.