Selsdon Wood is a woodland area located in the London Borough of Croydon. The park is owned by the National Trust but managed by the London Borough of Croydon. It is a Local Nature Reserve. The wood has a Friends group – the Friends of Selsdon Wood (FSW) – who have their own website.

Selsdon is an area in South London, England, located in the London Borough of Croydon, in the ceremonial county of Greater London. Prior to 1965 it was in the historic county of Surrey. It now has the character of a suburb and sits at a high elevation, bordering downland.