Burnham Beeches is a 374.6-hectare (926-acre) biological Site of Special Scientific Interest situated west of Farnham Common in the village of Burnham, Buckinghamshire. The southern half is owned by the Corporation of London and is open to the public. It is also a National Nature Reserve and a Special Area of Conservation.
Ashtead Common, nearly 495 acres, is a wooded area open to the public, to the north of the village of Ashtead in Surrey, England. It is owned and managed by the City of London Corporation, after being bought by the City due to concern in the 1870s that access to the open countryside around London was being threatened. 180.5 ha of the common is a National Nature Reserve. Together with Epsom Common it forms part of a larger area of open countryside called Epsom and Ashtead Commons, which is designated a Site of Special Scientific Interest (SSSI).
Stoke Common Meadows is a biological Site of Special Scientific Interest in north Wiltshire, England. The 10.2 hectare site is in Purton parish, 1.6 miles (2.6 km) west of Purton Common hamlet and 3 miles (5 km) south-west of the town of Cricklade.
Ingrebourne Marshes are a 74.8 hectare biological Site of Special Scientific Interest in Hornchurch in the London Borough of Havering. Ingrebourne Valley Local Nature Reserve includes a small part of the SSSI west of the River Ingrebourne. The site is managed by the Essex Wildlife Trust
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.
Staines Moor is a 510.8-hectare (1,262-acre) biological Site of Special Scientific Interest north of Staines-upon-Thames in Surrey. It is part of the South West London Waterbodies Ramsar site and a Special Protection Area
Whitmoor Common is a 166-hectare (410-acre) biological Site of Special Scientific Interest on the northern outskirts of Guildford in Surrey. It is part of the Thames Basin Heaths Special Protection Area and the 184.9-hectare (457-acre) Whitmoor and Rickford Commons Local Nature Reserve, which is owned by Surrey County Council and managed by the Surrey Wildlife Trust.
Littleworth Common is a 16.1-hectare (40-acre) biological Site of Special Scientific Interest west of Farnham Common in Buckinghamshire. It is Common land owned by South Bucks District Council.
Hayes Common is a 79-Hectare area of public open land in Hayes in the London Borough of Bromley. It is owned and managed by Bromley Council. It is Site of Metropolitan Importance for Nature Conservation, and a small area is part of the Keston and Hayes Commons Site of Special Scientific Interest. The common is an area of woodland and heath, crossed by bridleways and footpaths. Hayes Common is one of the largest areas of common land in Greater London, with 91.1 hectares of protected commons.
Stanmore Common is a 49.2-hectare public park, Local Nature Reserve and Site of Metropolitan Importance for Nature Conservation in Stanmore in the London Borough of Harrow in England. It is owned by Harrow Council and managed by the council with a local group. It was a biological Site of Special Scientific Interest, but was de-notified in the early 1990s.
Naphhill Common is a 71.1-hectare (176-acre) Site of Special Scientific Interest in Naphill in Buckinghamshire. It is in of the Chilterns Area of Outstanding Natural Beauty, and it is listed in A Nature Conservation Review. It is common land, with commoners' rights to estovers, grazing and firebote.
Keston Common is a 55 hectare area of public open space in Keston in the London Borough of Bromley. Most of it is heathland and dry acid grassland on the Blackheath Pebble Beds. Almost all the common together with a small part of the neighbouring Hayes Common is a biological Site of Special Scientific Interest.
Harrow Weald Common is an 18-hectare area of woodland, heath and pasture in Harrow Weald in the London Borough of Harrow. It is considered of considerable importance for wildlife, and it was formerly part of the Stanmore and Harrow Weald Commons and Bentley Priory Site of Special Scientific Interest, but in 1987 the boundaries of the SSSI were revised to exclude the Common. It has been designated by the Mayor of London as a Site of Metropolitan Importance for Nature Conservation.
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.
Roughdown Common is a 3.6-hectare (8.9-acre) biological Site of Special Scientific Interest in Hemel Hempstead in Hertfordshire. The planning authority is Dacorum Borough Council. The site is Common land, and it is owned by the Box Moor Trust having been officially brought by the trust in April 1886 from the Dean and Chapter of St Paul's. It is part of the Chilterns Area of Outstanding Natural Beauty. The Common is a steeply sloping chalk hill in south Hemel Hempstead.
Bacombe and Coombe Hills is a 76.4-hectare (189-acre) biological Site of Special Scientific Interest in Upper Bacombe in Buckinghamshire. Bacombe Hill was formerly owned by Buckinghamshire County Council, which transferred it to Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust in 2014. Coombe Hill is owned by the National Trust.
Moorend Common is a 28-hectare (69-acre) Site of Special Scientific Interest in the hamlet Moor End, west of High Wycombe in Buckinghamshire. It is in the Chilterns Areas of Outstanding Natural Beauty, and it is owned and managed by Lane End Parish Council.
Muswell Hill is a 0.2-hectare (0.49-acre) geological Site of Special Scientific Interest north-west of Brill in Buckinghamshire. The local planning authorities are Buckinghamshire County Council and Aylesbury Vale District Council. It is listed by the Joint Nature Conservation Committee as a Geological Conservation Review site.
Kendall's Meadow is a 2.7-hectare (6.7-acre) biological Site of Special Scientific Interest north of Stoke Golding in Leicestershire.
