Sandown is an affluent suburb of Johannesburg, South Africa, in Sandton. It is located in Region E of the City of Johannesburg Metropolitan Municipality. Sandown is both a residential and commercial area and is home to the offices of many major national and international corporations as well as the Johannesburg Stock Exchange in the area known as Sandton Central. The Gautrain rapid rail system's Sandton Station is located in Sandown, linking Sandton to O.R.