Burton Park SSSI is a 57.7-hectare (143-acre) biological Site of Special Scientific Interest west of Pulborough in West Sussex.

[1][2] A larger area of 63 hectares (160 acres), including Chingford Pond to the west, is designated a Local Nature Reserve called Burton and Chingford Ponds,[3][4] which is managed by the Sussex Wildlife Trust and West Sussex County Council.

[5] The site is adjacent to Burton Park, a Grade I listed building.

This site comprises a large pond, carr woodland, bog, wet heath and marshy grassland.

There is a diverse range of invertebrates including three nationally rare species, the snail Omphiscola glabra and the craneflies Erioptera meijerei and Tipula marginata.