Nkomazi Local Municipality is located in Mpumalanga Province which is situated in the north-east of South Africa, see the map below. The Nkomazi Local Municipality is located in the eastern part of the Ehlanzeni District Municipality of the Mpumalanga Province. The municipality is strategically placed between Swaziland (North of Swaziland) and Mozambique (east of Mozambique). It is linked with Swaziland by two provincial roads the R570 and R571 and with Mozambique by a railway line and the main national road (N4), which forms the Maputo Corridor.

Nkomazi Local Municipality is one of the five local municipalities within the Ehlanzeni District Municipality. The Municipality is located in the eastern part of the Mpumalanga Province. It is bordered to the north by the south -eastern section of the Sabie River in the Kruger National Park, Mozambique to the east, Swaziland to the south and Mbombela to the west and Mbombela Local Municipalities to the south-west. The geographical area measures 478 754.28 Ha in extent