Knole Park is a 383.4-hectare (947-acre) biological Site of Special Scientific Interest in Sevenoaks in Kent. About 43 acres of the park belongs to the National Trust, as does Knole House, which sits within it. The remaining parkland is privately owned by the Knole Estate. It is in the Kent Downs Area of Outstanding Natural Beauty.
Ham Street Woods is a 175.2-hectare (433-acre) biological Site of Special Scientific Interest south of Ashford in Kent. It is a Nature Conservation Review site, Grade I, and an area of 97.1 hectares is a National Nature Reserve.
East Blean Woods is a 151.4-hectare (374-acre) biological Site of Special Scientific Interest south of Herne Bay in Kent. It is also a National Nature Reserve a Special Area of Conservation and a Nature Conservation Review site. An area of 122 hectares is managed by the Kent Wildlife Trust.
Ashridge Commons and Woods is a 640.1 hectare biological Site of Special Scientific Interest in Buckinghamshire and Hertfordshire. It is located in Little Gaddesden, and is part of the National Trust Ashridge Estate in the Chilterns Area of Outstanding Natural Beauty.
Folkestone to Etchinghill Escarpment is a 263.2-hectare (650-acre) biological and geological Site of Special Scientific Interest on the northern outskirts of Folkestone in Kent. It is a Special Area of Conservation. An area of 205 hectares is a Nature Conservation Review grassland site, Grade 2, and the 70-hectare (170-acre) Asholt Wood at its western end is a Grade 1 woodland site. The reserve has a Geological Conservation Review site.
Quarry Hangers is a 28.5-hectare (70-acre) biological Site of Special Scientific Interest south-west of Caterham in Surrey. An area of 11 hectares is a nature reserve managed by the Surrey Wildlife Trust.
Sheepleas is a 99.9-hectare (247-acre) biological and geological Site of Special Scientific Interest east of Guildford in Surrey. It is a Geological Conservation Review site and a Local Nature Reserve. It is owned by Surrey County Council and managed by the Surrey Wildlife Trust.
Church Woods, Blean is a 526.7-hectare (1,302-acre) biological Site of Special Scientific Interest north-west of Canterbury in Kent. It is a Nature Conservation Review site, Grade I, a National Nature Reserve, a Special Area of Conservation and part of it is a Royal Society for the Protection of Birds nature reserve.
Combwell Wood is a 110.6-hectare (273-acre) biological Site of Special Scientific Interest south-east of Tunbridge Wells in Kent. The wood is part of the High Weald Area of Outstanding Natural Beauty. It is divided into 36 sections owned by different people.
Sissinghurst Park Wood is a 31.1-hectare (77-acre) biological Site of Special Scientific Interest north-east of Sissinghurst Kent.
Ellenden Wood is a 90.6-hectare (224-acre) biological Site of Special Scientific Interest south of Whitstable in Kent. It is a Nature Conservation Review site, Grade 2. and a Special Area of Conservation
Farningham Wood is a 74.2-hectare (183-acre) biological Site of Special Scientific Interest east of Swanley in Kent. It is also a Local Nature Reserve. It is owned and managed by Sevenoaks District Council and Farningham Parish Council.
Fackenden Down is a 14-hectare (35-acre) nature reserve north of Sevenoaks in Kent. It is managed by the Kent Wildlife Trust. It is part of the Kent Downs Area of Outstanding Natural Beauty and the Otford to Shoreham Downs Site of Special Scientific Interest
Oaken Wood is a 18.7-hectare (46-acre) geological Site of Special Scientific Interest west of Maidstone in Kent. It is a Geological Conservation Review site.
Oldbury and Seal Chart is a 212.4-hectare (525-acre) biological Site of Special Scientific Interest east of Sevenoaks in Kent, England. It is in the Kent Downs Area of Outstanding Natural Beauty, and part of it is Oldbury Hill, a National Trust property and Iron Age hill fort.
One Tree Hill and Bitchet Common is a 79.2-hectare (196-acre) biological Site of Special Scientific Interest east of Sevenoaks in Kent. It is in Kent Downs Area of Outstanding Natural Beauty and One Tree Hill is managed by the National Trust
Park Wood is a 31.1-hectare (77-acre) biological Site of Special Scientific Interest west of Chilham in Kent.
Purple Hill is a 14.9-hectare (37-acre) biological Site of Special Scientific Interest south of Gillingham in Kent. It is a Nature Conservation Review site, Grade 2.
Tower Hill to Cockham Wood is a 47.8-hectare (118-acre) biological and geological Site of Special Scientific Interest on the northern outskirts of Rochester in Kent. It contains two Geological Conservation Review sites.
Leith Hill SSSI is a 337.9-hectare (835-acre) biological Site of Special Scientific Interest south-east of Dorking in Surrey. The SSSI consists of four wooded areas surrounding Leith Hill.
