| Grimsthorpe Park, South Lincolnshire | England: Mid | 147 | 461.9 | 77 | < 2014 |
| Wicken Fen, Cambridgeshire | England: South | 131 | 437.4 | 42 | 1978 - 2013 |
| Bushy Park & Home Park, Middlesex | England: South | 255 | 629.0 | 141 | 1996 - 2013 |
| Hylands Park (Total), South Essex | England: South | 74 | 254.1 | 13 | 1967 - 2003 |
| Hylands Park (2000-03), South Essex | England: South | 61 | 270.5 | 13 | 2000 - 2003 |
| New Forest, South Hampshire | England: South | 324 | 782.7 | 200 | < 2000 |
| The Oaks, Kingston Lacy, Dorset | England: South-West | 72 | 262.5 | 12 | 2000 - 2001 |
| River Soar, Leicestershire (with Rutland) | England: Mid | 66 | 295.5 | 12 | < 1980 |
| Snelsmore Common, Berkshire | England: South | 71 | 216.9 | 9 | 2003 |
| Thursley Commons, Surrey | England: South | 128 | 371.1 | 34 | < 2002 |
| Richmond Park (total), Surrey | England: South | 253 | 644.3 | 157 | 1950 - 2006 |
| Moccas Park, Herefordshire | England: Mid | 239 | 576.6 | 138 | < 1998 |
| Epping Forest, South Essex | England: South | 252 | 560.3 | 128 | < 1979 |
| Hampton Court Park, Middlesex | England: South | 87 | 524.1 | 41 | 2011 - 2013 |
| Cliveden NT, Buckinghamshire | England: South | 71 | 501.4 | 33 | 2008 |
| Bookham Common (total), Surrey | England: South | 208 | 475.5 | 84 | < 2001 |
| Esher Commons (total), Surrey | England: South | 234 | 498.3 | 84 | < 2002 |
| Box Hill, Surrey | England: South | 225 | 550.7 | 67 | < 1997 |
| Dunham Park (total), Cheshire | England: Mid | 151 | 468.9 | 60 | < 1977 |
| Hatchlands Park, Surrey | England: South | 164 | 407.3 | 64 | < 2002 |
| Bookham Common (post-1980), Surrey | England: South | 176 | 441.5 | 61 | 1980 - 2001 |
| Stanford PTA, West Norfolk | England: South | 183 | 414.8 | 74 | 1980 - 2009 |
| Cambourne Woods, Cambridgeshire | England: South | 39 | 392.3 | 10 | < 1998 |
| Hainault Forest, South Essex | England: South | 94 | 403.2 | 41 | 1970 - 2007 |
| Chiddingfold Woods, Surrey | England: South | 164 | 371.3 | 37 | < 2003 |
| Drayton Copse, Oxfordshire | England: South | 76 | 339.5 | 19 | < 1999 |
| St Fagans, Glamorganshire | Wales | 58 | 356.9 | 15 | 1997 - 1999 |
| Dingestow Court, Monmouthshire | Wales | 52 | 280.8 | 5 | 2007 - 2014 |
| Hutchin's Copse, Oxfordshire | England: South | 78 | 334.6 | 16 | < 1999 |
| Ash Ranges, Surrey | England: South | 121 | 331.4 | 25 | 1997 - 2003 |
| Downham Woodland Walk, West Kent | England: South | 46 | 295.7 | 11 | 2002 |
| Kennet Floodplain, Berkshire | England: South | 124 | 353.2 | 20 | 2003 |
| The Devenish, South Wiltshire | England: South-West | 74 | 309.5 | 15 | 1994 - 2004 |
| Priory Wood, Monmouthshire | Wales | 44 | 288.6 | 9 | < 2014 |
| Hayling Way, River Cam, Cambridgeshire | England: South | 36 | 422.2 | 12 | < 1997 |
| Wyelands, Monmouthshire | Wales | 28 | 353.6 | 15 | 1994 - 1999 |
| Grange Farm, Chigwell, South Essex | England: South | 29 | 458.6 | 16 | < 1999 |
| Windsor Forest, Berkshire | England: South | 363 | 801.7 | 254 | < 1998 |
| Esher Commons (post 1980), Surrey | England: South | 172 | 366.3 | 47 | 1980 - 2002 |
| Badger Wood, Cambridgeshire | England: South | 29 | 344.8 | 7 | < 1998 |
| Trent Valley , Nottinghamshire | England: Mid | 101 | 330.7 | 26 | 1997 - 2015 |
| Brockworth Great Park, East Gloucestershire | England: Mid | 36 | 469.4 | 15 | 2000 |
| Kemerton Estate, Worcestershire | England: Mid | 170 | 435.3 | 74 | 1992 - 2014 |
| Polesden Lacy & Ranmore Common NT, Surrey | England: South | 49 | 232.7 | 4 | 1996 - 2011 |
| Hatfield Forest, North Essex | England: South | 245 | 591.4 | 138 | 1986 - 2018 |
| Wimpole Hall Estate (NT), Cambridgeshire | England: South | 186 | 525.8 | 81 | 1976 - 2019 |
| Woodwalton Fen NNR, Huntingdonshire | England: Mid | 57 | 333.3 | 16 | 1961 - 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 |
| Sherrardspark Wood SSSI, Hertfordshire | England: South | 89 | 368.5 | 36 | 2008 - 2020 |
| Brownsea Island NT, Dorset | England: South-West | 62 | 322.6 | 15 | 2005 - 2015 |
| Flatford Mill and Dedham Vale (NT), East Suffolk | England: South | 74 | 439.2 | 19 | 1995 - 2020 |
| East Chatteris, Cambridgeshire | England: South | 63 | 319.0 | 16 | 2015 |
| Birchall & Holwell Park Woods, Hertfordshire | England: South | 65 | 289.2 | 8 | 2014 - 2015 |
| Petworth Deer Park (NT), West Sussex | England: South | 195 | 515.9 | 85 | 1988 - 2020 |
| Little Doward Wood, West Gloucestershire | England: Mid | 80 | 408.8 | 36 | 2004 - 2021 |
| Danesbury Park, Welwyn, Hertfordshire | England: South | 48 | 260.4 | 5 | 2000 - 2022 |
| Holmwood, Surrey | England: South | 47 | 287.2 | 7 | 2015 - 2022 |
| Capstone, East Kent | England: South | 58 | 237.9 | 5 | 2000 - 2021 |
| Ickworth Park NT, West Suffolk | England: South | 176 | 506.8 | 74 | 1986 - 2022 |
| Panshanger Park (1990-2022), Hertfordshire | England: South | 156 | 551.3 | 92 | 1990 - 2022 |
| Ham Lands, Surrey | England: South | 67 | 409.0 | 16 | 2010 - 2023 |
| High Park, Blenheim Palace, Oxfordshire | England: South | 261 | 620.3 | 158 | 1950 - 2021 |
| Sydenham Hill & Dulwich Woods, Surrey | England: South | 92 | 406.5 | 30 | 1997 - 2023 |
| Oxburgh Hall, West Norfolk | England: South | 96 | 459.4 | 36 | 2013 - 2022 |
| Stowe (NT, School and Golf Course), Buckinghamshire | England: South | 142 | 526.8 | 69 | < 2023 |
| Tyntesfield (NT), North Somerset | England: South-West | 61 | 263.9 | 11 | 2010 - 2022 |
| Ashtead Common NNR, Surrey | England: South | 282 | 635.1 | 161 | < 2023 |
| Burnham Beeches, Buckinghamshire | England: South | 263 | 599.6 | 154 | < 2022 |
| Abney Park Cemetery, Middlesex | England: South | 86 | 509.3 | 28 | 2006 - 2024 |
| Burnham Beeches (inc. Dorneywood NT and Huntswood Farm), Buckinghamshire | England: South | 284 | 640.1 | 175 | < 2022 |
| Bredon Hill, Worcestershire | England: Mid | 218 | 633.9 | 140 | 1970 - 2021 |
| Barnes Common, Surrey | England: South | 81 | 574.1 | 40 | 2020 - 2024 |
Saproxylic Quality Index