| Sherwood Forest, Nottinghamshire | England: Mid | 164 | 493.9 | 96 | 1960 - 2006 |
| Cliveden NT, Buckinghamshire | England: South | 71 | 501.4 | 33 | 2008 |
| Cadzow & Hamilton High Parks, Lanarkshire | Scotland | 44 | 352.3 | 18 | < 2010 |
| Lanhydrock Estate (NT), East Cornwall | England: South-West | 65 | 315.4 | 23 | < 2008 |
| Hatfield Forest, North Essex | England: South | 245 | 591.4 | 138 | 1986 - 2018 |
| Chirk Castle Park (NT), Denbighshire | Wales | 194 | 396.4 | 79 | 1993 - 2018 |
| 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 |
| Ayr Gorge, Ayrshire | Scotland | 57 | 324.6 | 12 | 1960 - 2020 |
Saproxylic Quality Index