| Bowcastle Farm Orchards, Worcestershire | England: Mid | 50 | 336.0 | 14 | < 2005 |
| Bushy Park & Home Park, Middlesex | England: South | 255 | 620.4 | 141 | 1996 - 2013 |
| Hylands Park (Total), South Essex | England: South | 74 | 258.1 | 13 | 1967 - 2003 |
| Central Lincs. Limewoods, North Lincolnshire | England: Mid | 123 | 343.9 | 25 | < 1998 |
| Longleat, South Wiltshire | England: South-West | 46 | 295.7 | 11 | 1994 - 2004 |
| Hylands Park (2000-03), South Essex | England: South | 61 | 275.4 | 13 | 2000 - 2003 |
| Lullingstone Park, West Kent | England: South | 105 | 473.3 | 42 | < 1977 |
| Melton Wood, South-west Yorkshire | England: North | 49 | 173.5 | 2 | < 2000 |
| Monkfield Wood, Cambridgeshire | England: South | 27 | 251.9 | 3 | < 1998 |
| Mottisfont Abbey, South Hampshire | England: South | 36 | 397.2 | 18 | < 1998 |
| Monks Wood NNR, Huntingdonshire | England: Mid | 157 | 415.9 | 48 | < 1973 |
| New Forest, South Hampshire | England: South | 324 | 771.6 | 200 | < 2000 |
| Norton Priory, West Sussex | England: South | 54 | 222.2 | 4 | 2003 |
| Oakwood Pastures, Staffordshire | England: Mid | 69 | 310.1 | 19 | < 2002 |
| Pipers Hill, Worcestershire | England: Mid | 43 | 437.2 | 20 | < 2003 |
| The Oaks, Kingston Lacy, Dorset | England: South-West | 72 | 272.2 | 12 | 2000 - 2001 |
| Sidmouth Wood (Richmond Park), Surrey | England: South | 56 | 333.9 | 17 | < 2006 |
| River Soar, Leicestershire (with Rutland) | England: Mid | 66 | 304.5 | 12 | < 1980 |
| Rotherfield Park, North Hampshire | England: South | 121 | 327.3 | 27 | 2002 |
| Savernake Forest, South Wiltshire | England: South-West | 111 | 436.9 | 50 | < 2004 |
| 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 |
| Short Wood, Northamptonshire | England: Mid | 93 | 295.7 | 14 | < 1999 |
| Silwood Park, Berkshire | England: South | 159 | 613.2 | 86 | 1998 - 1999 |
| Site A, Evesham, Worcestershire | England: Mid | 73 | 472.6 | 40 | < 1996 |
| Snelsmore Common, Berkshire | England: South | 71 | 215.5 | 9 | 2003 |
| Staverton Park, East Suffolk | England: South | 106 | 412.3 | 48 | < 1986 |
| River Stour Floodplain, Dorset | England: South-West | 49 | 257.1 | 7 | 2002 |
| Thorne Moors, South-west Yorkshire | England: North | 86 | 269.8 | 16 | < 1985 |
| Thursley Commons, Surrey | England: South | 128 | 371.9 | 34 | < 2002 |
| Ulverscroft, Leicestershire (with Rutland) | England: Mid | 47 | 206.4 | 10 | < 1998 |
| Virginia Water Woods, Berkshire | England: South | 73 | 464.4 | 33 | 2003 |
| Woolmer Forest, North Hampshire | England: South | 97 | 291.8 | 16 | 1950 - 2003 |
| Mersham Hatch Estate, East Kent | England: South | 115 | 415.7 | 39 | < 1998 |
| Lawn Wood & Tortoiseshell Wood, South Lincolnshire | England: Mid | 49 | 277.6 | 11 | < 1998 |
| Lockhaugh Bank Wood, South Northumberland | England: North | 46 | 245.7 | 7 | < 1993 |
| Windsor Forest, Berkshire | England: South | 363 | 765.8 | 254 | < 1998 |
| Eastnor Park, Herefordshire | England: Mid | 93 | 393.5 | 46 | < 2010 |
| Crowcombe Park, South Somerset | England: South-West | 51 | 276.5 | 11 | 1995 - 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 |
| Donington Park SSSI (2014), Leicestershire (with Rutland) | England: Mid | 40 | 377.5 | 15 | 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 |
| Cobham Woods NT, West Kent | England: South | 70 | 368.6 | 30 | 2014 |
| Brockworth Great Park, East Gloucestershire | England: Mid | 36 | 438.9 | 15 | 2000 |
| Auchinleck Estate, Ayrshire | Scotland | 39 | 284.6 | 9 | 2013 - 2016 |
| Studley Royal, Mid-west Yorkshire | England: North | 100 | 342.0 | 33 | 1901 - 2016 |
| Croome Estate, Worcestershire | England: Mid | 175 | 597.1 | 109 | 1995 - 2016 |
| 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 |
| Wyre Forest , Worcestershire | England: Mid | 126 | 415.9 | 39 | 1980 - 2017 |
| Hatfield Forest, North Essex | England: South | 245 | 568.6 | 138 | 1986 - 2018 |
| Castle Drogo (NT), South Devon | England: South-West | 79 | 402.5 | 35 | 1996 - 2016 |
| Beningbrough Parkland, North-east Yorkshire | England: North | 68 | 311.8 | 15 | 1987 - 2019 |
| Grace Dieu Wood, Leicestershire (with Rutland) | England: Mid | 39 | 205.1 | 7 | 1927 - 2012 |
| Sutton Park (up to 1998), Warwickshire | England: Mid | 66 | 243.9 | 16 | < 1998 |
| Sutton Park (1996-2019), Warwickshire | England: Mid | 57 | 296.5 | 14 | 1996 - 2019 |
| Woodwalton Fen NNR, Huntingdonshire | England: Mid | 57 | 315.8 | 16 | 1961 - 2019 |
| Felbrigg Hall Estate (NT), East Norfolk | England: South | 135 | 382.2 | 45 | 1988 - 2018 |
| Sherrardspark Wood SSSI, Hertfordshire | England: South | 89 | 371.9 | 36 | 2008 - 2020 |
| Blickling Park (NT), East Norfolk | England: South | 117 | 376.9 | 43 | 1982 - 2019 |
| Lyme Park (NT), Cheshire | England: Mid | 56 | 230.4 | 5 | 1996 - 2019 |
| Ashridge Estate (NT), Hertfordshire | England: South | 234 | 555.6 | 110 | 1986 - 2020 |
| Dunster Deer Park, South Somerset | England: South-West | 61 | 304.9 | 23 | 1995 - 2011 |
| Nettlecombe Park, South Somerset | England: South-West | 129 | 355.0 | 57 | 1988 - 2019 |
| Millichope Park, Shropshire | England: Mid | 103 | 413.6 | 52 | 2020 - 2021 |
| Auchinleck Estate, Ayrshire | Scotland | 41 | 285.4 | 9 | 2000 - 2021 |
| East Chatteris, Cambridgeshire | England: South | 63 | 314.3 | 16 | 2015 |
| Tugford Wood Pasture, Shropshire | England: Mid | 65 | 376.9 | 26 | 2021 |
| Robinson Place Farm, Westmorland (with Furness) | England: North | 26 | 253.8 | 7 | 2021 |
| Tatton Park (2021), Cheshire | England: Mid | 102 | 432.4 | 45 | 2021 |
| Tatton Park (2011-21), Cheshire | England: Mid | 122 | 427.0 | 53 | 2011 - 2021 |
| 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 |
| Chirk Castle Park (NT), Denbighshire | Wales | 194 | 404.6 | 79 | 1993 - 2018 |
| Styal Woods and Country Park, Cheshire | England: Mid | 55 | 312.7 | 20 | 1985 - 2021 |
| Wye Valley Woods SAC, Monmouthshire | Wales | 132 | 448.5 | 49 | 1994 - 2018 |
| Little Doward Wood, West Gloucestershire | England: Mid | 80 | 402.5 | 36 | 2004 - 2021 |
| Danesbury Park, Welwyn, Hertfordshire | England: South | 48 | 258.3 | 5 | 2000 - 2022 |
| Robinson Place Farm, Westmorland (with Furness) | England: North | 53 | 224.5 | 9 | 2021 - 2022 |
| Ashcombe Wood, Surrey | England: South | 20 | 325.0 | 4 | 2022 |
| Priory Wood, Staffordshire | England: Mid | 48 | 218.8 | 6 | 1980 - 2023 |
| Pwll y Wrach, Breconshire | Wales | 13 | 207.7 | 1 | 2000 - 2022 |
| Ickworth Park NT, West Suffolk | England: South | 176 | 497.7 | 74 | 1986 - 2022 |
| Panshanger Park (1990-2022), Hertfordshire | England: South | 156 | 530.8 | 92 | 1990 - 2022 |
| Sheringham Park (NT), East Norfolk | England: South | 88 | 326.1 | 25 | 1987 - 2022 |
| Clumber Park (NT), Nottinghamshire | England: Mid | 177 | 422.0 | 75 | 1990 - 2023 |
| High Park, Blenheim Palace, Oxfordshire | England: South | 261 | 600.4 | 158 | 1950 - 2021 |
| Clumber Park 2023, Nottinghamshire | England: Mid | 124 | 462.1 | 66 | 2023 |
| Sydenham Hill & Dulwich Woods, Surrey | England: South | 92 | 387.0 | 30 | 1997 - 2023 |
| Studley Park, Mid-west Yorkshire | England: North | 43 | 372.1 | 19 | 2017 - 2023 |
| Haywood Oaks Farm , Nottinghamshire | England: Mid | 39 | 397.4 | 19 | 2023 |
| Oxburgh Hall, West Norfolk | England: South | 96 | 447.9 | 36 | 2013 - 2022 |
| Tyntesfield (NT), North Somerset | England: South-West | 61 | 260.7 | 11 | 2010 - 2022 |
| 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 |
| Horner Woods NNR, South Somerset | England: South-West | 88 | 306.8 | 27 | 1998 - 2015 |
| Oxburgh Hall (NT), West Norfolk | England: South | 63 | 409.5 | 20 | 2006 - 2018 |
| Weald Country Park (2010), South Essex | England: South | 44 | 579.5 | 31 | 2010 |
| Weald Country Park (total), South Essex | England: South | 128 | 495.3 | 63 | < 2010 |
| Ayr Gorge, Ayrshire | Scotland | 57 | 319.3 | 12 | 1960 - 2020 |
| 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 |
| Turnworth Common, Dorset | England: South-West | 120 | 475.0 | 62 | 2018 - 2023 |
| Danbury Common (NT) & Danbury Park, South Essex | England: South | 120 | 417.5 | 40 | 1976 - 2019 |
| Dinton Pastures Country Park, Berkshire | England: South | 145 | 503.4 | 52 | 1992 - 2024 |
| Burnham Beeches (s.s.), Buckinghamshire | England: South | 263 | 592.0 | 154 | < 2022 |
| Rydal Park & Nab Scar, Westmorland (with Furness) | England: North | 48 | 233.3 | 15 | 2023 |
| Shorne Woods CP, West Kent | England: South | 36 | 386.1 | 11 | 2024 |
| Rydal Park & Nab Scar, Westmorland (with Furness) | England: North | 56 | 242.9 | 18 | 2023 - 2024 |
| Dyffryn Gardens, Glamorganshire | Wales | 58 | 341.4 | 22 | 2023 - 2024 |
| Shorne Woods CP, West Kent | England: South | 36 | 386.1 | 11 | 2024 |
Saproxylic Quality Index