The Ada East District, formerly Dangme East District and was created in 1989 by Local Government Instrument, L. I. 1491. By subsection (one) of section 3 of the Local Government Act, 1993 (Act 462), a new district (Ada West) was carved out of Dangme East with a new Local Government Legal Instrument (L.I 2130) a new district which was established and known as Ada East in June, 2012 with twenty seven electoral areas.
The Ada East District is situated in the Eastern part of the Greater Accra Region. The total land area of the District is 289.78 (square km). The District shares common boundaries with the Central Tongu District to the North, South Tongu District and Ada West to the East and West respectively. It is bounded to the south by the Gulf of Guinea, which stretches over 18 kilometers from Kewunor to Totope. It is also bounded by the Volta River South–Eastwards extending to the Gulf of Guinea southwards thereby forming an Estuary, about 2 kilometers away from the District capital, Ada-Foah.