| Calke Abbey NT, Derbyshire | England: Mid | 165 | 417.6 | 74 | 1998 - 2004 |
| Powis Castle Park (total), Montgomeryshire | Wales | 170 | 372.9 | 70 | 1994 - 2003 |
| Staverton Park, East Suffolk | England: South | 106 | 416.0 | 48 | < 1986 |
| Richmond Park (total), Surrey | England: South | 253 | 644.3 | 157 | 1950 - 2006 |
| Epping Forest, South Essex | England: South | 252 | 560.3 | 128 | < 1979 |
| Shrubland Estate, East Suffolk | England: South | 91 | 512.1 | 38 | 1975 - 2005 |
| Bookham Common (total), Surrey | England: South | 208 | 475.5 | 84 | < 2001 |
| Esher Commons (total), Surrey | England: South | 234 | 498.3 | 84 | < 2002 |
| Ebernoe Common, West Sussex | England: South | 141 | 507.1 | 53 | < 2011 |
| Bookham Common (post-1980), Surrey | England: South | 176 | 441.5 | 61 | 1980 - 2001 |
| Highgate Wood, Middlesex | England: South | 107 | 404.7 | 36 | < 2002 |
| Hutchin's Copse, Oxfordshire | England: South | 78 | 334.6 | 16 | < 1999 |
| Llanover Park, Monmouthshire | Wales | 118 | 330.5 | 37 | < 1996 |
| Brilley Green Dingle, Herefordshire | England: Mid | 61 | 291.8 | 9 | < 2014 |
| Coedydd Maentwrog, Merionethshire | Wales | 24 | 295.8 | 6 | < 1969 |
| Ashtead Common (Underground), Surrey | England: South | 28 | 675.0 | 18 | < 2014 |
| Windsor Forest, Berkshire | England: South | 363 | 801.7 | 254 | < 1998 |
| Esher Commons (post 1980), Surrey | England: South | 172 | 366.3 | 47 | 1980 - 2002 |
| Richmond Park (1980-2006), Surrey | England: South | 205 | 539.0 | 110 | 1980 - 2006 |
| Wimpole Hall Estate (NT), Cambridgeshire | England: South | 186 | 525.8 | 81 | 1976 - 2019 |
| Dinton Pastures, Berkshire | England: South | 127 | 473.2 | 43 | 2012 - 2020 |
| Felbrigg Hall Estate (NT), East Norfolk | England: South | 135 | 376.3 | 45 | 1988 - 2018 |
| Bainton Heath, Northamptonshire | England: Mid | 64 | 421.9 | 17 | 2011 |
| Wye Valley Woods SAC, Monmouthshire | Wales | 132 | 456.1 | 49 | 1994 - 2018 |
| Panshanger Park (1990-2022), Hertfordshire | England: South | 156 | 551.3 | 92 | 1990 - 2022 |
| Sydenham Hill & Dulwich Woods, Surrey | England: South | 92 | 406.5 | 30 | 1997 - 2023 |
| Stowe (NT, School and Golf Course), Buckinghamshire | England: South | 142 | 526.8 | 69 | < 2023 |
| Ashtead Common NNR, Surrey | England: South | 282 | 635.1 | 161 | < 2023 |
| Burnham Beeches, Buckinghamshire | England: South | 263 | 599.6 | 154 | < 2022 |
| Burnham Beeches (inc. Dorneywood NT and Huntswood Farm), Buckinghamshire | England: South | 284 | 640.1 | 175 | < 2022 |
| Barnes Common, Surrey | England: South | 81 | 574.1 | 40 | 2020 - 2024 |
| Rutland Water Nature Reserve, Leicestershire (with Rutland) | England: Mid | 68 | 244.1 | 8 | 2021 - 2022 |
Saproxylic Quality Index