The Surrey Hills is a 422 km2 (163 sq mi) Area of Outstanding Natural Beauty (AONB), which principally covers parts of the North Downs and Greensand Ridge in Surrey, England. The AONB was designated in 1958 and adjoins the Kent Downs AONB to the east and the South Downs National Park in the south west.
Ranmore Common, also known as Ranmore Commons, is an area of wooded former common land on the North Downs, immediately northwest of Dorking in the English county of Surrey. Its civil parish is Wotton, a geographically large village with a small population west of Dorking. Ranmore Common is within the Surrey Hills Area of Outstanding Natural Beauty, and part of it is Ranmore Common SSSI, a Site of Special Scientific Interest.
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.
Glover's Wood is a 74.5-hectare (184-acre) biological Site of Special Scientific Interest east of Charlwood in Surrey. It is a Nature Conservation Review site, Grade 2.
Hackhurst and White Downs is a 185.1-hectare (457-acre) biological Site of Special Scientific Interest west of Dorking in Surrey. White Downs is a Nature Conservation Review site, Grade 2, and part of it is in the 200-hectare (490-acre) White Downs nature reserve, which is owned by the Wotton Estate and managed by the Surrey Wildlife Trust (SWT). Hackhurst Downs is a 29.9-hectare (74-acre) Local Nature Reserve, which part of the 40-hectare (99-acre) Hackhurst Downs nature reserve, which is owned by Surrey County Council and also managed by the SWT.
Hankley Farm is a 2.4-hectare (5.9-acre) biological Site of Special Scientific Interest (SSSI) west of Elstead in Surrey.
Hedgecourt is a 33.6-hectare (83-acre) biological Site of Special Scientific Interest west of Felbridge in Surrey. An area of 5-hectare (12-acre) is managed by the Surrey Wildlife Trust.
Horsell Common is a 355-hectare (880-acre) open space in Horsell, near Woking in Surrey. It is owned and managed by the Horsell Common Preservation Society. An area of 152 hectares is a biological Site of Special Scientific Interest and part of the Thames Basin Heaths Special Protection Area.
Kempton Park Reservoirs are a Site of Special Scientific Interest in the London Borough of Hounslow and Kempton Park in Surrey. It is owned by Thames Water. It is part of South West London Waterbodies Ramsar site and Special Protection Area Kempton Park East reservoir is also a local nature reserve.
Moor Park is a 6.7-hectare (17-acre) biological Site of Special Scientific Interest east of Farnham in Surrey.
Netherside Stream Outcrops is a 2.9-hectare (7.2-acre) geological Site of Special Scientific Interest north-east of Haslemere in Surrey. It is a Geological Conservation Review site.
Stones Road Pond is a 0.5-hectare (1.2-acre) biological Site of Special Scientific Interest (SSSI) in Epsom in Surrey.
Harrow Weald SSSI is a 3.7 hectare geological Site of Special Scientific Interest in Harrow Weald in the London Borough of Harrow. It was formerly part of the Stanmore and Harrow Weald Commons and Bentley Priory SSSI. It is a Geological Conservation Review site.
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.
Croxley Common Moor is a 39.5-hectare (98-acre) biological Site of Special Scientific Interest (SSSI) and Local Nature Reserve in Croxley Green, Hertfordshire. It is owned by Three Rivers District Council and managed by the council together with the Countryside Management Service and the Friends of Croxley Common Moor. Most of it is a registered common.
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
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.
Charleshill SSSI is a 10.1-hectare (25-acre) biological Site of Special Scientific Interest west of Elstead in Surrey. It is part of Thundry Meadows nature reserve, which is owned and managed by the Surrey Wildlife Trust
St Leonard's Forest SSSI is an 85.4-hectare (211-acre) biological Site of Special Scientific Interest east of Horsham in West Sussex. The SSSI is in two separate areas, with the western part being in the 289-hectare (710-acre) Forestry Commission managed St Leonard's Forest.
Eelmoor Marsh is a 66.3-hectare (164-acre) biological Site of Special Scientific Interest between Fleet and Farnborough in Hampshire. It is part of Thames Basin Heaths Special Protection Area for the conservation of wild birds.
