Surrey Wildlife Trust (SWT) was founded in 1959 as Surrey Naturalists' Trust and it is one of forty-six wildlife trusts covering Great Britain, Northern Ireland, Isle of Man and Alderney. SWT carries out conservation activities on a considerable area of Surrey County Council's large countryside estate and also manages land on behalf of the Ministry of Defence estate. As of 2022 the SWT manages more than 6,000 hectares of land for wildlife and employs more than 100 staff. It had an income of £5.1 million and expenditure of £5.7 million.
Chiddingfold Forest is a 542.5-hectare (1,341-acre) biological Site of Special Scientific Interest in Chiddingfold in Surrey and West Sussex. One part of it, Fir Tree Copse, is a nature reserve which is managed by the Surrey Wildlife Trust
Colyers Hanger is a 26.6-hectare (66-acre) biological Site of Special Scientific Interest south-east of Guildford in Surrey. It is a Nature Conservation Review site, Grade 2 and is part of St Martha's Hill and Colyer's Hanger nature reserve, which is managed by the Surrey Wildlife Trust.
Combe Bottom is a 42.1-hectare (104-acre) biological Site of Special Scientific Interest north of Shere in Surrey. It is designated a Local Nature Reserve called Shere Woodlands, and is managed by the Surrey Wildlife Trust.
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.
Ockham and Wisley Commons is a 266-hectare (660-acre) biological Site of Special Scientific Interest east of Woking in Surrey. It is also a Local Nature Reserve and part of the Thames Basin Heaths Special Protection Area. It is part of the slightly larger area of 297-hectare (730-acre) Wisley & Ockham Commons & Chatley Heath nature reserve, which is owned by Surrey County Council and managed by the Surrey Wildlife Trust.
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.
Vann Lake and Ockley Woods is a 57.8-hectare (143-acre) biological Site of Special Scientific Interest south of Ockley in Surrey. Vann Lake is part of Vann Lake and Candy's Copse, a nature reserve managed by the Surrey Wildlife Trust.
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.
Oak Hill Wood is a 10-hectare Local Nature Reserve (LNR) and a Site of Borough Importance for Nature Conservation Grade I, in East Barnet, London. It is owned by the London Borough of Barnet, and part of it is a 5.5-hectare nature reserve managed by the London Wildlife Trust.
Bisley and West End Commons is a 37.2-hectare (92-acre) Local Nature Reserve west of Woking in Surrey. It is part of the 46-hectare (110-acre) Bisley & West End Commons and Reidon Hill nature reserve, which is owned by Surrey County Council and managed by Surrey Wildlife Trust. The site is also part of the Colony Bog and Bagshot Heath Site of Special Scientific Interest, the Thursley, Ash, Pirbright & Chobham Special Area of Conservation and the Thames Basin Heaths Special Protection Area,
Brentmoor Heath is a 28.6-hectare (71-acre) Local Nature Reserve east of Camberley in Surrey. It is part of Brentmoor Heath and Folly Bog nature reserve, the ownership of which is divided between the Ministry of Defence, Surrey County Council and Surrey Heath Borough Council, and is managed by Surrey Wildlife Trust. The site is also part of Colony Bog and Bagshot Heath site of Special Scientific Interest, Thursley, Ash, Pirbright & Chobham Special Area of Conservation and Thames Basin Heaths Special Protection Area.
Hill Park, Tatsfield is a 24.5-hectare (61-acre) Local Nature Reserve south of Tatsfield in Surrey. It is owned by Surrey County Council and managed by Surrey Wildlife Trust.
Rodborough Common is a 62.2-hectare (154-acre) Local Nature Reserve west of Milford in Surrey. It is owned by Surrey County Council and managed by Surrey Wildlife Trust.
Barossa is a 498-hectare (1,230-acre) nature reserve north of Camberley in Surrey. It is owned by the Ministry of Defence and managed by the Surrey Wildlife Trust. It is part of the Thames Basin Heaths Special Protection Area and the Broadmoor to Bagshot Woods and Heaths Site of Special Scientific Interest
Inholms Clay Pit is a 8.4-hectare (21-acre) Local Nature Reserve south of Dorking in Surrey. It is owned by Mole Valley District Council and from 2009 - 2019 was managed by Surrey Wildlife Trust and since then by Mole Valley District Council.
Wotton and Abinger Commons is a 324-hectare (800-acre) nature reserve south-west of Dorking in Surrey. It is managed by the Surrey Wildlife Trust. Part of it is in Leith Hill Site of Special Scientific Interest
