The Gorseinon community comprises the electoral ward of Gorseinon and part of the Penyrheol ward. Gorseinon has its own elected town council.
The electoral ward consists of Gorseinon town and the surrounding rural areas, in the parliamentary constituency of Gower. The ward and community are coterminous with each other and encompass the town.
Prior to local government re-organisation in 1996, the town of Gorseinon was administered as part of the Lliw Valley district. Since 1996, Gorseinon has been governed by the City and County of Swansea council.