Warrenton is an agricultural town of approximately 22,588 people in the Northern Cape province of South Africa, situated 70 kilometres (40 mi) north of Kimberley on the Vaal River.

In 1880, a syndicate bought the western portion of the farm Grasbult to irrigate the fertile land and produce vegetables for the diamond fields.

Warrenton is situated in the north-eastern part of the Northern Cape province, on the south bank of the Vaal River, approximately 70 kilometres (40 mi) north of Kimberley, the provincial capital.

In the 2011 Census the population of Warrenton, including the township of Ikhutseng, was recorded as 22,588 people living in 5,615 households.

[1] Warrenton is the only town in the Magareng Local Municipality, which covers an area of 1,542 square kilometres (595 sq mi) between the Harts River and the Free State border.