Kempton Park is a city in the East Rand region of Gauteng province, South Africa. It is part of the City of Ekurhuleni Metropolitan Municipality. It i…Kempton Park is a city in the East Rand region of Gauteng province, South Africa. It is part of the City of Ekurhuleni Metropolitan Municipality. It is situated south of Thembisa, one of the largest townships in South Africa, which is also part of Ekurhuleni. South Africa's busiest airport, O. R. Tambo International Airport is located in Kempton Park.