The London Borough of Merton is a borough in south-west London, England. The borough was formed under the London Government Act 1963 in 1965 by the merger of the Municipal Borough of Mitcham, the Municipal Borough of Wimbledon and the Merton and Morden Urban District, all formerly inside Surrey. The borough derives its name from the historic parish of Merton, which was centred around the area now called South Wimbledon. The local authority is Merton London Borough Council.
In accordance with population estimates made in the middle of 2014, the borough includes a permanent population of about 203515 inhabitants. The borough is also served by a number of London Tramlink stops from Wimbledon, which goes to Croydon, New Addington, Elmers End and Beckenham. It is the only London Borough which has tube, rail and tram services.
The primary industrial centres in Merton are Mitcham, Morden and Wimbledon, of which Wimbledon is the largest. Other smaller centres consist of Raynes Park, Colliers Wood, South Wimbledon, Wimbledon Park and Pollards Hill. Every year, Wimbledon, one of the 4 tennis Grand Slam tournaments, takes place at the All England Lawn Tennis and Croquet Club in Church Road Wimbledon. The event happens over a fortnight at the end of June and start of July and it is the largest annual sporting occasion to take place in the United Kingdom, attracting more than 200000 guests in the course of the Wimbledon fortnight.