| Sherwood Forest, Nottinghamshire | England: Mid | 164 | 493.9 | 96 | 1960 - 2006 |
| Calke Abbey NT, Derbyshire | England: Mid | 165 | 417.6 | 74 | 1998 - 2004 |
| Danbury Common & Danbury Park, South Essex | England: South | 109 | 417.4 | 34 | 1976 - 2009 |
| Cobham & Ashenbank Woods, West Kent | England: South | 105 | 377.1 | 33 | < 1998 |
| Powis Castle Park (total), Montgomeryshire | Wales | 170 | 372.9 | 70 | 1994 - 2003 |
| Bradgate Park (post 1980), Leicestershire (with Rutland) | England: Mid | 55 | 383.6 | 22 | 1981 - 1998 |
| Powis Castle Park (pre-1996), Montgomeryshire | Wales | 39 | 374.4 | 21 | < 1996 |
| Bradgate Park (total), Leicestershire (with Rutland) | England: Mid | 84 | 356.0 | 29 | < 1998 |
| Ashton Court, North Somerset | England: South-West | 79 | 283.5 | 23 | < 2002 |
| Croxton Park, Leicestershire (with Rutland) | England: Mid | 51 | 278.4 | 18 | < 1988 |
| Bowcastle Farm Orchards, Worcestershire | England: Mid | 50 | 332.0 | 14 | < 2005 |
| Grimsthorpe Park, South Lincolnshire | England: Mid | 147 | 461.9 | 77 | < 2014 |
| Bushy Park & Home Park, Middlesex | England: South | 255 | 629.0 | 141 | 1996 - 2013 |
| Longdon Marsh, Worcestershire | England: Mid | 57 | 578.9 | 39 | 2000 - 2002 |
| Lullingstone Park, West Kent | England: South | 105 | 464.8 | 42 | < 1977 |
| The Oaks, Kingston Lacy, Dorset | England: South-West | 72 | 262.5 | 12 | 2000 - 2001 |
| Rotherfield Park, North Hampshire | England: South | 121 | 315.7 | 27 | 2002 |
| Silwood Park, Berkshire | England: South | 159 | 605.0 | 86 | 1998 - 1999 |
| Dunham Massey Park (Greater), Cheshire | England: Mid | 84 | 291.7 | 27 | < 1992 |
| 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 |
| Cliveden NT, Buckinghamshire | England: South | 71 | 501.4 | 33 | 2008 |
| Shrubland Estate, East Suffolk | England: South | 91 | 512.1 | 38 | 1975 - 2005 |
| Icklingham Plains Area, West Suffolk | England: South | 75 | 469.3 | 31 | 1976 - 1997 |
| 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 |
| 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 |
| 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 |
| Dinefwr Deer Park, Carmarthenshire | Wales | 156 | 362.8 | 57 | < 1999 |
| St Fagans, Glamorganshire | Wales | 58 | 356.9 | 15 | 1997 - 1999 |
| Hardwick Park (NT), Derbyshire | England: Mid | 115 | 336.5 | 37 | 1984 - 2004 |
| Bramshott Chase, Surrey | England: South | 138 | 329.0 | 34 | 1998 - 2003 |
| Downham Woodland Walk, West Kent | England: South | 46 | 295.7 | 11 | 2002 |
| Lawn Wood & Tortoiseshell Wood, South Lincolnshire | England: Mid | 49 | 273.5 | 11 | < 1998 |
| Old Cilgwyn, Cardiganshire | Wales | 64 | 259.4 | 13 | < 1998 |
| Grange Farm, Chigwell, South Essex | England: South | 29 | 458.6 | 16 | < 1999 |
| Windsor Forest, Berkshire | England: South | 363 | 801.7 | 254 | < 1998 |
| Eastnor Park, Herefordshire | England: Mid | 93 | 412.9 | 46 | < 2010 |
| Donington Park (total), Leicestershire (with Rutland) | England: Mid | 122 | 438.5 | 53 | 1971 - 2014 |
| Donington Park SSSI (2014), Leicestershire (with Rutland) | England: Mid | 40 | 385.0 | 15 | 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 |
| Cobham Woods NT, West Kent | England: South | 70 | 380.0 | 30 | 2014 |
| Shugborough, Staffordshire | England: Mid | 39 | 379.5 | 18 | 1985 - 2015 |
| Brockworth Great Park, East Gloucestershire | England: Mid | 36 | 469.4 | 15 | 2000 |
| Kemerton Estate, Worcestershire | England: Mid | 170 | 435.3 | 74 | 1992 - 2014 |
| Studley Royal, Mid-west Yorkshire | England: North | 100 | 328.0 | 33 | 1901 - 2016 |
| Binsted, West Sussex | England: South | 3 | 800.0 | 4 | 2016 |
| 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 | 371.4 | 13 | 1984 - 2011 |
| Croft Castle, Herefordshire | England: Mid | 121 | 399.2 | 52 | < 2012 |
| Croome Estate, Worcestershire | England: Mid | 175 | 616.6 | 109 | 1995 - 2016 |
| Shotover Hill, Oxfordshire | England: South | 155 | 434.8 | 71 | 1999 - 2017 |
| Wyre Forest , Worcestershire | England: Mid | 126 | 415.9 | 39 | 1980 - 2017 |
| Brockhampton Estate (NT), Herefordshire | England: Mid | 62 | 496.8 | 29 | 1984 - 2016 |
| Hatfield Forest, North Essex | England: South | 245 | 591.4 | 138 | 1986 - 2018 |
| Castle Drogo (NT), South Devon | England: South-West | 79 | 392.4 | 35 | 1996 - 2016 |
| Beningbrough Parkland, North-east Yorkshire | England: North | 68 | 297.1 | 15 | 1987 - 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 |
| 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 |
| East Chatteris, Cambridgeshire | England: South | 63 | 319.0 | 16 | 2015 |
| Tugford Wood Pasture, Shropshire | England: Mid | 65 | 373.8 | 26 | 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 |
| Petworth Deer Park (NT), West Sussex | England: South | 195 | 515.9 | 85 | 1988 - 2020 |
| 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 |
| Little Doward Wood, West Gloucestershire | England: Mid | 80 | 408.8 | 36 | 2004 - 2021 |
| 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 |
| 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 |
| Oxburgh Hall (NT), West Norfolk | England: South | 63 | 436.5 | 20 | 2006 - 2018 |
| 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