| Ashton Court, North Somerset | England: South-West | 79 | 297.5 | 23 | < 2002 |
| Grimsthorpe Park, South Lincolnshire | England: Mid | 147 | 461.9 | 77 | < 2014 |
| Bushy Park & Home Park, Middlesex | England: South | 255 | 620.4 | 141 | 1996 - 2013 |
| New Forest, South Hampshire | England: South | 324 | 771.6 | 200 | < 2000 |
| Norton Priory, West Sussex | England: South | 54 | 222.2 | 4 | 2003 |
| The Oaks, Kingston Lacy, Dorset | England: South-West | 72 | 272.2 | 12 | 2000 - 2001 |
| Rotherfield Park, North Hampshire | England: South | 121 | 327.3 | 27 | 2002 |
| Scadbury Park, West Kent | England: South | 71 | 321.1 | 17 | < 1998 |
| Shortwood & Standish Wood (National Trust), Worcestershire | England: Mid | 46 | 289.1 | 12 | 1985 - 2002 |
| Snelsmore Common, Berkshire | England: South | 71 | 215.5 | 9 | 2003 |
| River Stour Floodplain, Dorset | England: South-West | 49 | 257.1 | 7 | 2002 |
| Thursley Commons, Surrey | England: South | 128 | 371.9 | 34 | < 2002 |
| Cirencester Park, East Gloucestershire | England: Mid | 76 | 327.6 | 24 | < 1999 |
| Richmond Park (total), Surrey | England: South | 253 | 628.5 | 157 | 1950 - 2006 |
| Parham Park, West Sussex | England: South | 81 | 509.9 | 42 | 1983 - 2012 |
| Cowdray Park, West Sussex | England: South | 121 | 526.4 | 58 | 2011 |
| Hampton Court Park, Middlesex | England: South | 87 | 489.7 | 41 | 2011 - 2013 |
| Shrubland Estate, East Suffolk | England: South | 91 | 498.9 | 38 | 1975 - 2005 |
| Bookham Common (total), Surrey | England: South | 208 | 464.9 | 84 | < 2001 |
| Esher Commons (total), Surrey | England: South | 234 | 493.2 | 84 | < 2002 |
| Box Hill, Surrey | England: South | 225 | 552.0 | 67 | < 1997 |
| Hatchlands Park, Surrey | England: South | 164 | 401.2 | 64 | < 2002 |
| Bookham Common (post-1980), Surrey | England: South | 176 | 440.9 | 61 | 1980 - 2001 |
| Stanford PTA, West Norfolk | England: South | 183 | 416.9 | 74 | 1980 - 2009 |
| Chiddingfold Woods, Surrey | England: South | 164 | 371.3 | 37 | < 2003 |
| Highgate Wood, Middlesex | England: South | 107 | 408.4 | 36 | < 2002 |
| Drayton Copse, Oxfordshire | England: South | 76 | 347.4 | 19 | < 1999 |
| Hutchin's Copse, Oxfordshire | England: South | 78 | 341.0 | 16 | < 1999 |
| Bramshott Chase, Surrey | England: South | 138 | 337.0 | 34 | 1998 - 2003 |
| Ash Ranges, Surrey | England: South | 121 | 330.6 | 25 | 1997 - 2003 |
| Downham Woodland Walk, West Kent | England: South | 46 | 308.7 | 11 | 2002 |
| Kennet Floodplain, Berkshire | England: South | 124 | 352.4 | 20 | 2003 |
| The Devenish, South Wiltshire | England: South-West | 74 | 324.3 | 15 | 1994 - 2004 |
| Stansted Woodlands & Veteran Trees, North Essex | England: South | 43 | 295.3 | 6 | < 2014 |
| Windsor Forest, Berkshire | England: South | 363 | 765.8 | 254 | < 1998 |
| Esher Commons (post 1980), Surrey | England: South | 172 | 366.3 | 47 | 1980 - 2002 |
| Eastnor Park, Herefordshire | England: Mid | 93 | 393.5 | 46 | < 2010 |
| Kingston Lacy Park, Dorset | England: South-West | 64 | 417.2 | 26 | 2004 |
| Donington Park (total), Leicestershire (with Rutland) | England: Mid | 122 | 441.8 | 53 | 1971 - 2014 |
| Richmond Park (1980-2006), Surrey | England: South | 205 | 535.1 | 110 | 1980 - 2006 |
| Trent Valley , Nottinghamshire | England: Mid | 101 | 332.7 | 26 | 1997 - 2015 |
| Kemerton Estate, Worcestershire | England: Mid | 170 | 437.1 | 74 | 1992 - 2014 |
| Hanbury Park, Worcestershire | England: Mid | 38 | 436.8 | 13 | 2008 - 2016 |
| Hanbury Park, Worcestershire | England: Mid | 58 | 501.7 | 26 | 1998 - 2016 |
| Berrington Hall, Herefordshire | England: Mid | 49 | 391.8 | 13 | 1984 - 2011 |
| Croft Castle, Herefordshire | England: Mid | 121 | 404.1 | 52 | < 2012 |
| Polesden Lacy & Ranmore Common NT, Surrey | England: South | 49 | 244.9 | 4 | 1996 - 2011 |
| Shotover Hill, Oxfordshire | England: South | 155 | 441.3 | 71 | 1999 - 2017 |
| Brockhampton Estate (NT), Herefordshire | England: Mid | 62 | 488.7 | 29 | 1984 - 2016 |
| Hatfield Forest, North Essex | England: South | 245 | 568.6 | 138 | 1986 - 2018 |
| Woodwalton Fen NNR, Huntingdonshire | England: Mid | 57 | 315.8 | 16 | 1961 - 2019 |
| Attingham Park NT, Shropshire | England: Mid | 102 | 312.7 | 37 | 1985 - 2013 |
| Sharpenhoe (NT), Bedfordshire | England: South | 54 | 238.9 | 6 | 1986 - 2020 |
| Flatford Mill and Dedham Vale (NT), East Suffolk | England: South | 74 | 437.8 | 19 | 1995 - 2020 |
| Ashridge Estate (NT), Hertfordshire | England: South | 234 | 555.6 | 110 | 1986 - 2020 |
| East Chatteris, Cambridgeshire | England: South | 63 | 314.3 | 16 | 2015 |
| Bainton Heath, Northamptonshire | England: Mid | 64 | 387.5 | 17 | 2011 |
| Birchall & Holwell Park Woods, Hertfordshire | England: South | 65 | 286.2 | 8 | 2014 - 2015 |
| Petworth Deer Park (NT), West Sussex | England: South | 195 | 500.5 | 85 | 1988 - 2020 |
| Little Doward Wood, West Gloucestershire | England: Mid | 80 | 402.5 | 36 | 2004 - 2021 |
| Ickworth Park NT, West Suffolk | England: South | 176 | 497.7 | 74 | 1986 - 2022 |
| Ham Lands, Surrey | England: South | 67 | 379.1 | 16 | 2010 - 2023 |
| High Park, Blenheim Palace, Oxfordshire | England: South | 261 | 600.4 | 158 | 1950 - 2021 |
| Stowe (NT, School and Golf Course), Buckinghamshire | England: South | 142 | 511.3 | 69 | < 2023 |
| Ashtead Common NNR, Surrey | England: South | 282 | 633.7 | 161 | < 2023 |
| Abney Park Cemetery, Middlesex | England: South | 86 | 489.5 | 28 | 2006 - 2024 |
| Burnham Beeches (inc. Dorneywood NT and Huntswood Farm), Buckinghamshire | England: South | 284 | 624.6 | 175 | < 2022 |
| Bredon Hill, Worcestershire | England: Mid | 218 | 613.8 | 140 | 1970 - 2021 |
| Barnes Common, Surrey | England: South | 81 | 550.6 | 40 | 2020 - 2024 |
| Wimpole Hall Estate (NT), Cambridgeshire | England: South | 203 | 498.0 | 90 | 1986 - 2023 |
| Wicken Fen (NT), Cambridgeshire | England: South | 152 | 447.4 | 59 | 1980 - 2023 |
Saproxylic Quality Index