List of castles and fortifications in South Africa

This is a list of former and current castles and fortifications in South Africa and contains historical fortifications, military instillations, mock castles and Manor Houses, that may be referred to as "castles".

A fortification or Fort is easily identifiable as a structure built purely for defensive purposes, however a castle is slightly more subjective. The historical term castle refers to a Fortification that was also a seat of power and governance over the local area, the modern term might refer to a Manor House, a Châteaux or a Mansion and is more a matter of semantics. The castles will be discussed by province.

Blockhouses of the Second Anglo-Boer War

 * Aliwal North Blockhouses (2)
 * Broederstroom Blockhouse
 * Burgersdorp Blockhouse
 * Dewetsville Blockhouse
 * Fort Harlech, Krugersdorp
 * Hekpoort Blockhouse
 * Hopetown Blockhouse
 * Kaalfontein/Zuurfontein Blockhouse
 * Modder River Blockhouse
 * Noupoort Blockhouse
 * Orange River Station
 * Pampoennek Blockhouse
 * Prieska Blockhouse
 * Riversford Blockhouse
 * The Reservoir Blockhouse
 * The Stormberg Junction South Blockhouse
 * Timeball Hill Blockhouse
 * The Warrenton Railway Bridge Blockhouse
 * Warmbaths Blockhouse
 * Witkop Blockhouse