| Duncombe Park NNR, North-east Yorkshire | England: North | 93 | 409.7 | 42 | < 2000 |
| Powis Castle Park (total), Montgomeryshire | Wales | 170 | 380.0 | 71 | 1994 - 2003 |
| Great Ridge, South Wiltshire | England: South-West | 46 | 423.9 | 12 | 1980 - 2004 |
| Coed Nant Llolwyn, Cardiganshire | Wales | 46 | 237.0 | 2 | < 1998 |
| New Forest, South Hampshire | England: South | 324 | 771.6 | 201 | < 2000 |
| Nupend Wood, Herefordshire | England: Mid | 46 | 406.5 | 18 | 2002 - 2003 |
| Savernake Forest, South Wiltshire | England: South-West | 111 | 436.9 | 50 | < 2004 |
| Silwood Park, Berkshire | England: South | 159 | 613.2 | 86 | 1998 - 1999 |
| Walcot Park, Shropshire | England: Mid | 39 | 310.3 | 11 | < 1991 |
| White Rocks, Herefordshire | England: Mid | 43 | 344.2 | 9 | 2002 - 2003 |
| Rug, Merionethshire | Wales | 47 | 240.4 | 8 | < 1994 |
| Moccas Park, Herefordshire | England: Mid | 239 | 566.5 | 139 | < 1998 |
| Abernethy Estate, East Inverness-shire | Scotland | 142 | 678.2 | 18 | < 1994 |
| Bookham Common (total), Surrey | England: South | 208 | 464.9 | 84 | < 2001 |
| Black Wood of Rannoch, Mid Perthshire | Scotland | 74 | 563.5 | 8 | < 1990 |
| Ebernoe Common, West Sussex | England: South | 141 | 497.9 | 53 | < 2011 |
| Bookham Common (post-1980), Surrey | England: South | 176 | 440.9 | 61 | 1980 - 2001 |
| The Mens, West Sussex | England: South | 139 | 463.3 | 57 | < 2010 |
| Drayton Copse, Oxfordshire | England: South | 76 | 347.4 | 19 | < 1999 |
| Dinefwr Deer Park, Carmarthenshire | Wales | 156 | 385.3 | 57 | < 1999 |
| St Fagans, Glamorganshire | Wales | 58 | 382.8 | 15 | 1997 - 1999 |
| Llanover Park, Monmouthshire | Wales | 118 | 342.4 | 37 | < 1996 |
| Eridge Park, East Sussex | England: South | 80 | 310.0 | 17 | < 1999 |
| Cadzow & Hamilton High Parks, Lanarkshire | Scotland | 44 | 365.9 | 18 | < 2010 |
| Penallt Woods, Monmouthshire | Wales | 57 | 291.2 | 11 | 2007 - 2013 |
| Milton-Lockhart Estate, Lanarkshire | Scotland | 55 | 356.4 | 12 | < 2009 |
| Old Cilgwyn, Cardiganshire | Wales | 64 | 265.6 | 13 | < 1998 |
| Parc Pont-faen, Cardiganshire | Wales | 45 | 264.4 | 10 | < 2002 |
| Parc Nanteos, Cardiganshire | Wales | 45 | 244.4 | 7 | < 1999 |
| Gregynog, Montgomeryshire | Wales | 69 | 249.3 | 10 | < 1996 |
| Lockhaugh Bank Wood, South Northumberland | England: North | 46 | 245.7 | 7 | < 1993 |
| Pwl-Mawr, Penallt, Monmouthshire | Wales | 16 | 243.8 | 1 | 2013 |
| Llanerchydol Hall, Montgomeryshire | Wales | 17 | 205.9 | 2 | 1994 |
| Penrice Castle, Glamorganshire | Wales | 19 | 236.8 | 3 | 1994 |
| Gwysaney, Flintshire | Wales | 24 | 220.8 | 0 | 1994 |
| Coedydd Maentwrog, Merionethshire | Wales | 24 | 304.2 | 6 | < 1969 |
| Maesllwch Castle, Radnorshire | Wales | 22 | 236.4 | 1 | 1994 - 2014 |
| Wyelands, Monmouthshire | Wales | 28 | 378.6 | 15 | 1994 - 1999 |
| Windsor Forest, Berkshire | England: South | 363 | 765.8 | 255 | < 1998 |
| Denny Wood, South Hampshire | England: South | 27 | 340.7 | 9 | 2002 |
| Dulverton Woods, South Somerset | England: South-West | 51 | 294.1 | 12 | < 2002 |
| Crowcombe Park, South Somerset | England: South-West | 51 | 276.5 | 11 | 1995 - 2010 |
| Cwm Llyfnant, Cardiganshire | Wales | 44 | 275.0 | 4 | < 2015 |
| Carn Gafallt, Breconshire | Wales | 84 | 352.4 | 23 | < 2015 |
| Coedydd Mawddach, Merionethshire | Wales | 36 | 258.3 | 10 | 1975 - 2015 |
| Studley Royal, Mid-west Yorkshire | England: North | 100 | 342.0 | 33 | 1901 - 2016 |
| Shotover Hill, Oxfordshire | England: South | 155 | 441.3 | 72 | 1999 - 2017 |
| Hatfield Forest, North Essex | England: South | 245 | 568.6 | 139 | 1986 - 2018 |
| Felbrigg Hall Estate (NT), East Norfolk | England: South | 135 | 382.2 | 46 | 1988 - 2018 |
| Dunster Deer Park, South Somerset | England: South-West | 61 | 304.9 | 24 | 1995 - 2011 |
| Chirk Castle Park (NT), Denbighshire | Wales | 194 | 404.6 | 80 | 1993 - 2018 |
| Sheringham Park (NT), East Norfolk | England: South | 88 | 326.1 | 25 | 1987 - 2022 |
| High Park, Blenheim Palace, Oxfordshire | England: South | 261 | 600.4 | 159 | 1950 - 2021 |
| Ashtead Common NNR, Surrey | England: South | 282 | 633.7 | 162 | < 2023 |
| Burnham Beeches (inc. Dorneywood NT and Huntswood Farm), Buckinghamshire | England: South | 284 | 624.6 | 176 | < 2022 |
| Rutland Water Nature Reserve, Leicestershire (with Rutland) | England: Mid | 68 | 255.9 | 8 | 2021 - 2022 |
| Ayr Gorge, Ayrshire | Scotland | 57 | 319.3 | 12 | 1960 - 2020 |
| Burnham Beeches (s.s.), Buckinghamshire | England: South | 263 | 592.0 | 155 | < 2022 |
| Attingham Farm NT, Shropshire | England: Mid | 101 | 380.2 | 32 | 2017 |
| Little Doward Woods, Herefordshire | England: Mid | 200 | 554.5 | 96 | 2024 |
| Bredon Hill, Worcestershire | England: Mid | 230 | 597.0 | 145 | 1970 - 2025 |