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.
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.
Hothfield Common is a 56.5-hectare (140-acre) biological Site of Special Scientific Interest north-east of Ashford in Kent. It is also a Local Nature Reserve, and is part of the 86-hectare (210-acre) Hothfield Heathlands nature reserve owned by Ashford Borough Council and managed by Kent Wildlife Trust.
Queendown Warren is a 22.2-hectare (55-acre) biological Site of Special Scientific Interest south-east of Rainham in Kent. It is a Local Nature Reserve, a Nature Conservation Review site, Grade 2, and a Special Area of Conservation. It is in the Kent Downs Area of Outstanding Natural Beauty. It is managed by the Kent Wildlife Trust, and part of it is owned by Plantlife.
Westfield Wood is a 5-hectare (12-acre) nature reserve north of Maidstone in Kent, which is managed by the Kent Wildlife Trust. It is part of the Wouldham to Detling Escarpment Site of Special Scientific Interest and Nature Conservation Review site, Grade I. It is also in the North Downs Woodlands Special Area of Conservation and the Kent Downs Area of Outstanding Natural Beauty.
Burham Down is a 110-hectare (270-acre) nature reserve between Maidstone and Chatham in Kent. It is managed by the Kent Wildlife Trust. It is part of the Wouldham to Detling Escarpment Site of Special Scientific Interest and Nature Conservation Review site, Grade I, the Kent Downs Area of Outstanding Natural Beauty, and the North Downs Woodlands Special Area of Conservation.
Esher Commons is a 360.1-hectare (890-acre) biological Site of Special Scientific Interest south-west of Esher in Surrey. It includes Esher Common, Fairmile Common, West End Common and Oxshott Heath. Esher Common and West End Common are Local Nature Reserves.
Lydden and Temple Ewell Downs is a 63.2-hectare (156-acre) biological Site of Special Scientific Interest north-west of Dover in Kent. It is a Special Area of Conservation and Nature Conservation Review site. It is also part of the 78.5-hectare (194-acre) Lydden Temple Ewell National Nature Reserve and the 90-hectare (220-acre) Lydden Temple Ewell nature reserve, which is managed by the Kent Wildlife Trust. It is in the North Downs Area of Outstanding Natural Beauty.
Yockletts Bank is a 25.4-hectare (63-acre) biological Site of Special Scientific Interest west of Stelling Minnis in Kent. It is managed by KWT and is part of Kent Downs Area of Outstanding Natural Beauty.
Riddlesdown Common or Riddlesdown is a 43 hectare area of green space in Kenley, towards the northern end of the North Downs in the London Borough of Croydon. It is owned and maintained by the City of London Corporation, apart from two small areas, one of which is operated by the London Wildlife Trust and the other by Croydon Council. An area of 32 hectares is a biological Site of Special Scientific Interest. The name Riddlesdown also applies to the local district of residential housing. A trig point at the site indicates that it is 525 ft (160 m) above sea level.
Grangelands and Pulpit Hill is a 25.5-hectare (63-acre) biological Site of Special Scientific Interest in Cadsden in Buckinghamshire. It lies within the Chilterns Area of Outstanding Natural Beauty, and the planning authorities are Wycombe District Council and Buckinghamshire County Council.
Parsonage Wood is a 9.7-hectare (24-acre) biological Site of Special Scientific Interest south-east of Cranbrook in Kent. It is owned and managed by the Kent Wildlife Trust.
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.
Sandwich Bay to Hacklinge Marshes is a 1,790.1-hectare (4,423-acre) biological and geological Site of Special Scientific Interest which stretches between Deal and Sandwich in Kent. It includes two Geological Conservation Review sites, and most of it is a Nature Conservation Review site, Grade I. Part of it is a Ramsar site, a Special Area of Conservation, a Special Protection Area and a National Nature Reserve, It also includes a Kent Wildlife Trust nature reserve and a Local Nature Reserve,
Scotney Castle SSSI is a 112.5-hectare (278-acre) biological Site of Special Scientific Interest in the grounds of Scotney Castle, a National Trust property south-east of Tunbridge Wells in Kent.
Wouldham to Detling Escarpment is a 311.2-hectare (769-acre) biological and geological Site of Special Scientific Interest which stretches from Wouldham to Detling, north of Maidstone in Kent. Part of it is a Geological Conservation Review site, and it is part of the North Downs Woodlands Special Area of Conservation and the Kent Downs Area of Outstanding Natural Beauty. It is a Nature Conservation Review site, Grade I and it includes three Kent Wildlife Trust nature reserves and a Local Nature Reserve,
Cowden Pound Pastures is a 5.9-hectare (15-acre) biological Site of Special Scientific Interest north of Cowden in Kent. It is managed by the Kent Wildlife Trust.
Marden Meadows is a 3.7-hectare (9.1-acre) biological Site of Special Scientific Interest east of Marden in Kent. Part of the site is in the 5.6-hectare (14-acre) Marden Meadow nature reserve, which is owned and managed by Kent Wildlife Trust.
