| Calke Abbey NT, Derbyshire | England: Mid | 165 | 417.6 | 74 | 1998 - 2004 |
| Swanton Novers, West Norfolk | England: South | 95 | 335.8 | 32 | 1981 - 2010 |
| Cobham & Ashenbank Woods, West Kent | England: South | 105 | 377.1 | 33 | < 1998 |
| Bradgate Park (post 1980), Leicestershire (with Rutland) | England: Mid | 55 | 383.6 | 22 | 1981 - 1998 |
| Bradgate Park (total), Leicestershire (with Rutland) | England: Mid | 84 | 356.0 | 29 | < 1998 |
| Croxton Park, Leicestershire (with Rutland) | England: Mid | 51 | 278.4 | 18 | < 1988 |
| Grimsthorpe Park, South Lincolnshire | England: Mid | 147 | 461.9 | 77 | < 2014 |
| Bushy Park & Home Park, Middlesex | England: South | 255 | 629.0 | 141 | 1996 - 2013 |
| Lullingstone Park, West Kent | England: South | 105 | 464.8 | 42 | < 1977 |
| New Forest, South Hampshire | England: South | 324 | 782.7 | 200 | < 2000 |
| Savernake Forest, South Wiltshire | England: South-West | 111 | 435.1 | 50 | < 2004 |
| Scadbury Park, West Kent | England: South | 71 | 319.7 | 17 | < 1998 |
| Ulverscroft, Leicestershire (with Rutland) | England: Mid | 47 | 197.9 | 10 | < 1998 |
| Walcot Park, Shropshire | England: Mid | 39 | 297.4 | 11 | < 1991 |
| Dunham Massey Park (Greater), Cheshire | England: Mid | 84 | 291.7 | 27 | < 1992 |
| Cirencester Park, East Gloucestershire | England: Mid | 76 | 314.5 | 24 | < 1999 |
| Langley Park, Buckinghamshire | England: South | 152 | 686.2 | 110 | 1979 - 2008 |
| Richmond Park (total), Surrey | England: South | 253 | 644.3 | 157 | 1950 - 2006 |
| Moccas Park, Herefordshire | England: Mid | 239 | 576.6 | 138 | < 1998 |
| Croome Park, Worcestershire | England: Mid | 110 | 564.5 | 62 | < 1999 |
| Cowdray Park, West Sussex | England: South | 121 | 543.0 | 58 | 2011 |
| Epping Forest, South Essex | England: South | 252 | 560.3 | 128 | < 1979 |
| Arundel Park, West Sussex | England: South | 130 | 475.4 | 53 | < 1999 |
| Bookham Common (total), Surrey | England: South | 208 | 475.5 | 84 | < 2001 |
| Esher Commons (total), Surrey | England: South | 234 | 498.3 | 84 | < 2002 |
| Dunham Park (total), Cheshire | England: Mid | 151 | 468.9 | 60 | < 1977 |
| Ebernoe Common, West Sussex | England: South | 141 | 507.1 | 53 | < 2011 |
| Hatchlands Park, Surrey | England: South | 164 | 407.3 | 64 | < 2002 |
| Bookham Common (post-1980), Surrey | England: South | 176 | 441.5 | 61 | 1980 - 2001 |
| Mersham Hatch Estate, East Kent | England: South | 115 | 421.7 | 39 | < 1998 |
| Stanford PTA, West Norfolk | England: South | 183 | 414.8 | 74 | 1980 - 2009 |
| The Mens, West Sussex | England: South | 139 | 441.0 | 56 | < 2010 |
| Buxted Park, East Sussex | England: South | 134 | 394.0 | 43 | < 1999 |
| Highgate Wood, Middlesex | England: South | 107 | 404.7 | 36 | < 2002 |
| Cobham Park, West Kent | England: South | 88 | 385.2 | 29 | < 1998 |
| Kedleston Park NT, Derbyshire | England: Mid | 143 | 372.7 | 58 | < 2014 |
| Drayton Copse, Oxfordshire | England: South | 76 | 339.5 | 19 | < 1999 |
| Bedford Purlieus Wood NNR, Huntingdonshire | England: Mid | 68 | 376.5 | 14 | 1970 - 1995 |
| Dinefwr Deer Park, Carmarthenshire | Wales | 156 | 362.8 | 57 | < 1999 |
| Hutchin's Copse, Oxfordshire | England: South | 78 | 334.6 | 16 | < 1999 |
| Hardwick Park (NT), Derbyshire | England: Mid | 115 | 336.5 | 37 | 1984 - 2004 |
| Clytha Park, Monmouthshire | Wales | 48 | 329.2 | 16 | 1997 - 2002 |
| Llanover Park, Monmouthshire | Wales | 118 | 330.5 | 37 | < 1996 |
| Chetwynd Park, Shropshire | England: Mid | 50 | 312.0 | 19 | < 1993 |
| Cadzow & Hamilton High Parks, Lanarkshire | Scotland | 44 | 352.3 | 18 | < 2010 |
| Erddig, Denbighshire | Wales | 67 | 283.6 | 14 | < 1999 |
| Brocton Coppice, Staffordshire | England: Mid | 88 | 301.1 | 35 | < 2000 |
| Coed Gwaenydd Bach, Glamorganshire | Wales | 42 | 250.0 | 12 | < 1993 |
| Old Cilgwyn, Cardiganshire | Wales | 64 | 259.4 | 13 | < 1998 |
| Parc Pont-faen, Cardiganshire | Wales | 45 | 253.3 | 10 | < 2002 |
| Parc Nanteos, Cardiganshire | Wales | 45 | 233.3 | 7 | < 1999 |
| Coedydd Maentwrog, Merionethshire | Wales | 24 | 295.8 | 6 | < 1969 |
| Llanerchaeron Hall, Cardiganshire | Wales | 22 | 259.1 | 4 | 1991 - 2002 |
| Windsor Forest, Berkshire | England: South | 363 | 801.7 | 254 | < 1998 |
| Eastnor Park, Herefordshire | England: Mid | 93 | 412.9 | 46 | < 2010 |
| Kingston Lacy Park, Dorset | England: South-West | 64 | 406.3 | 26 | 2004 |
| Donington Park (total), Leicestershire (with Rutland) | England: Mid | 122 | 438.5 | 53 | 1971 - 2014 |
| Richmond Park (1980-2006), Surrey | England: South | 205 | 539.0 | 110 | 1980 - 2006 |
| Trent Valley , Nottinghamshire | England: Mid | 101 | 330.7 | 26 | 1997 - 2015 |
| Kemerton Estate, Worcestershire | England: Mid | 170 | 435.3 | 74 | 1992 - 2014 |
| Perivale Wood, Middlesex | England: South | 53 | 471.7 | 17 | 2013 - 2016 |
| Studley Royal, Mid-west Yorkshire | England: North | 100 | 328.0 | 33 | 1901 - 2016 |
| Croome Estate, Worcestershire | England: Mid | 175 | 616.6 | 109 | 1995 - 2016 |
| Shotover Hill, Oxfordshire | England: South | 155 | 434.8 | 71 | 1999 - 2017 |
| 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 |
| Haddon Hall, Derbyshire | England: Mid | 28 | 403.6 | 10 | 2018 |
| Beningbrough Parkland, North-east Yorkshire | England: North | 68 | 297.1 | 15 | 1987 - 2019 |
| Sutton Park (up to 1998), Warwickshire | England: Mid | 66 | 230.3 | 16 | < 1998 |
| 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 |
| Attingham Park NT, Shropshire | England: Mid | 102 | 308.8 | 37 | 1985 - 2013 |
| Sherrardspark Wood SSSI, Hertfordshire | England: South | 89 | 368.5 | 36 | 2008 - 2020 |
| Blickling Park (NT), East Norfolk | England: South | 117 | 378.6 | 43 | 1982 - 2019 |
| Brownsea Island NT, Dorset | England: South-West | 62 | 322.6 | 15 | 2005 - 2015 |
| Ashridge Estate (NT), Hertfordshire | England: South | 234 | 543.6 | 110 | 1986 - 2020 |
| Dunster Deer Park, South Somerset | England: South-West | 61 | 295.1 | 23 | 1995 - 2011 |
| Nettlecombe Park, South Somerset | England: South-West | 129 | 334.9 | 57 | 1988 - 2019 |
| Millichope Park, Shropshire | England: Mid | 103 | 394.2 | 52 | 2020 - 2021 |
| Tugford Wood Pasture, Shropshire | England: Mid | 65 | 373.8 | 26 | 2021 |
| Robinson Place Farm, Westmorland (with Furness) | England: North | 26 | 246.2 | 7 | 2021 |
| Dunham Massey Park (2021), Cheshire | England: Mid | 89 | 360.7 | 45 | 2021 |
| Tatton Park (2021), Cheshire | England: Mid | 102 | 424.5 | 45 | 2021 |
| Tatton Park (2011-21), Cheshire | England: Mid | 122 | 425.4 | 53 | 2011 - 2021 |
| Chirk Castle Park (NT), Denbighshire | Wales | 194 | 396.4 | 79 | 1993 - 2018 |
| Styal Woods and Country Park, Cheshire | England: Mid | 55 | 292.7 | 20 | 1985 - 2021 |
| Robinson Place Farm, Westmorland (with Furness) | England: North | 53 | 220.8 | 9 | 2021 - 2022 |
| Combermere Park, Cheshire | England: Mid | 83 | 383.1 | 42 | 2022 |
| 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 |
| Clumber Park (NT), Nottinghamshire | England: Mid | 177 | 422.0 | 75 | 1990 - 2023 |
| High Park, Blenheim Palace, Oxfordshire | England: South | 261 | 620.3 | 158 | 1950 - 2021 |
| Clumber Park 2023, Nottinghamshire | England: Mid | 124 | 462.1 | 66 | 2023 |
| Sydenham Hill & Dulwich Woods, Surrey | England: South | 92 | 406.5 | 30 | 1997 - 2023 |
| Studley Park, Mid-west Yorkshire | England: North | 43 | 376.7 | 19 | 2017 - 2023 |
| Haywood Oaks Farm , Nottinghamshire | England: Mid | 39 | 371.8 | 19 | 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 |
| Thorndon Park SSSI, South Essex | England: South | 66 | 580.3 | 47 | 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 |
| Bredon Hill, Worcestershire | England: Mid | 218 | 633.9 | 140 | 1970 - 2021 |
| Barnes Common, Surrey | England: South | 81 | 574.1 | 40 | 2020 - 2024 |
| Horner Woods NNR, South Somerset | England: South-West | 88 | 298.9 | 27 | 1998 - 2015 |
| Weald Country Park (2010), South Essex | England: South | 44 | 568.2 | 31 | 2010 |
| Weald Country Park (total), South Essex | England: South | 128 | 503.1 | 63 | < 2010 |
Saproxylic Quality Index