Hatch Park is a 71.8-hectare (177-acre) biological Site of Special Scientific Interest east of Ashford in Kent. It is listed by Historic England on the Register of Historic Parks and Gardens of Special Historic Interest in England.
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.
Hollingbourne Downs is a 60.9-hectare (150-acre) biological Site of Special Scientific Interest east of Maidstone in Kent.
Glyme Valley is a 28.9-hectare (71-acre) biological Site of Special Scientific Interest east of Chipping Norton in Oxfordshire. An area of 3 hectares is a nature reserve managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust
Tebworth Marsh is a 5.6-hectare biological Site of Special Scientific Interest north of Tebworth in Bedfordshire. It was notified under Section 28 of the Wildlife and Countryside Act 1981, and the local planning authority is Central Bedfordshire Council.
Holland Haven Marshes is a 208.8-hectare (516-acre) biological Site of Special Scientific Interest north-east of Clacton-on-Sea in Essex. It is an L-shaped site which stretches along the coast from Frinton-on-Sea to Holland-on-Sea, and then north along the Holland Brook. It includes Holland Haven Country Park, a 22.1 hectare Local Nature Reserve owned and managed by Tendring District Council.
Down Bank is a 5.9-hectare (15-acre) biological Site of Special Scientific Interest south-west of Canterbury in Kent.
Halling to Trottiscliffe Escarpment is a 600.6-hectare (1,484-acre) biological Site of Special Scientific Interest which runs from Cuxton to Wrotham, west of Rochester in Kent. It is a Nature Conservation Review site, Grade I. and a Special Area of Conservation.
Holborough to Burham Marshes is a 149.8-hectare (370-acre) biological Site of Special Scientific Interest Kent. Holborough Marshes and Burham Marsh are managed by the Kent Wildlife Trust.
Lympne Escarpment is a 140.2-hectare (346-acre) biological Site of Special Scientific Interest west of Hythe in Kent. Part of it is the remains of a Saxon Shore fort now called Stutfall Castle, which is a Scheduled Monument.
Magpie Bottom is a 51.9-hectare (128-acre) biological Site of Special Scientific Interest north of Sevenoaks in Kent.
Otford to Shoreham Downs is a 145.1-hectare (359-acre) biological Site of Special Scientific Interest between Kemsing and Eynesford in Kent. It is part of Kent Downs Area of Outstanding Natural Beauty and part it is Fackenden Down, a nature reserve managed by the Kent Wildlife Trust
Preston Marshes is a 43.4-hectare (107-acre) biological Site of Special Scientific Interest east of Canterbury 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.
Alex Farm Pastures is a 4.5-hectare (11-acre) biological Site of Special Scientific Interest south of Shadoxhurst in Kent.
Scord's Wood and Brockhoult Mount is a 252.3-hectare (623-acre) biological Site of Special Scientific Interest west of Sevenoaks in Kent. Scord's Wood is a Nature Conservation Review site, Grade I.
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.
Great Shuttlesfield Down is a 21.8-hectare (54-acre) biological Site of Special Scientific Interest north of Folkestone in Kent.
Blindley Heath SSSI is a 26.3-hectare (65-acre) biological Site of Special Scientific Interest in the hamlet Blindley Heath, on the southern outskirts of Godstone in Surrey. It is also a Local Nature Reserve. It is owned by Godstone Parish Council and managed by the Surrey Wildlife Trust
Lashford Lane Fen is a 7-hectare (17-acre) nature reserve north of Dry Sandford in Oxfordshire. It is managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust. It is part of Cothill Fen, which is a Site of Special Scientific Interest and Special Area of Conservation.
