Tema, which serves as the administrative capital of the Tema Metropolitan is a coastal city situated 25 kilometres east of Accra, the national capital. The Greenwich Meridian (00 Longitude) passes through the city of Tema.

The metropolis shares common boundaries with the Accra Metropolis on the west, the Ga Municipalities on the North West and the Dangme West District on the northern and eastern borders. It is bordered to the south by the Gulf of Guinea. .