SACs in England
List all SACs: England | Northern Ireland | Scotland | Wales | Offshore | Full UK List
There are 256 SACs, SCIs or cSACs in England including cross border sites. Sites are sorted alphabetically.
| EU Code | Name | Country | Local Authority | Area (ha) | Status |
|---|---|---|---|---|---|
| UK0030076 | Alde, Ore and Butley Estuaries | E | East Anglia | 1632.63 | SAC |
| UK0030142 | Arnecliff and Park Hole Woods | E | North Yorkshire | 52.39 | SAC |
| UK0030366 | Arun Valley | E | Surrey, East and West Sussex | 487.48 | SAC |
| UK0014778 | Asby Complex | E | Cumbria | 3134.01 | SAC |
| UK0030080 | Ashdown Forest | E | Surrey, East and West Sussex | 2715.88 | SAC |
| UK0030082 | Aston Rowant | E | Berkshire, Buckinghamshire and Oxfordshire | 124.89 | SAC |
| UK0012734 | Avon Gorge Woodlands | E | Gloucestershire, Wiltshire and Bristol/Bath area | 151.07 | SAC |
| UK0030031 | Barnack Hills and Holes | E | East Anglia | 23.54 | SAC |
| UK0030085 | Baston Fen | E | Lincolnshire | 2.12 | SAC |
| UK0012584 | Bath and Bradford-on-Avon Bats | E | Gloucestershire, Wiltshire and Bristol/Bath area | 106.45 | SAC |
| UK0030086 | Beast Cliff - Whitby (Robin Hood's Bay) | E | North Yorkshire | 265.48 | SAC |
| UK0030087 | Bee's Nest and Green Clay Pits | E | Derbyshire and Nottinghamshire | 14.7 | SAC |
| UK0012585 | Beer Quarry and Caves | E | Devon | 31 | SAC |
| UK0013104 | Benacre to Easton Bavents Lagoons | E | East Anglia | 326.7 | SAC |
| UK0017072 | Berwickshire and North Northumberland Coast | ES | Eastern Scotland, Extra-Regio, Northumberland and Tyne and Wear | 65226.12 | SAC |
| UK0012740 | Birklands and Bilhaugh | E | Derbyshire and Nottinghamshire | 270.5 | SAC |
| UK0030091 | Blackstone Point | E | Devon | 7.81 | SAC |
| UK0013697 | Blean Complex | E | Kent | 522.89 | SAC |
| UK0030362 | Bolton Fell Moss | E | Cumbria | 381.13 | SAC |
| UK0012923 | Border Mires, Kielder - Butterburn | E | Cumbria, Northumberland and Tyne and Wear | 11811.42 | SAC |
| UK0012745 | Borrowdale Woodland Complex | E | Cumbria | 669.43 | SAC |
| UK0030095 | Bracket's Coppice | E | Dorset and Somerset | 53.75 | SAC |
| UK0012570 | Braunton Burrows | E | Devon | 1339.74 | SAC |
| UK0019865 | Breckland | E | East Anglia | 7543.5 | SAC |
| UK0012587 | Bredon Hill | E | Herefordshire, Worcestershire and Warwickshire | 360.46 | SAC |
| UK0030098 | Breney Common and Goss and Tregoss Moors | E | Cornwall and Isles of Scilly | 824.05 | SAC |
| UK0030328 | Briddlesford Copses | E | Hampshire and Isle of Wight | 165.44 | SAC |
| UK0030396 | Bristol Channel Approaches / Dynesfeydd Môr Hafren | EWO | Extra-Regio | 584994 | SAC |
| UK0030100 | Brown Moss | E | Shropshire and Staffordshire | 31.64 | SAC |
| UK0030034 | Burnham Beeches | E | Berkshire, Buckinghamshire and Oxfordshire | 383.71 | SAC |
| UK0030103 | Butser Hill | E | Hampshire and Isle of Wight | 237.36 | SAC |
| UK0030106 | Calf Hill and Cragg Woods | E | Lancashire | 34.43 | SAC |
| UK0030107 | Cannock Chase | E | Shropshire and Staffordshire | 1244.2 | SAC |
| UK0012672 | Cannock Extension Canal | E | Shropshire and Staffordshire, West Midlands | 5 | SAC |
| UK0012795 | Carrine Common | E | Cornwall and Isles of Scilly | 46.44 | SAC |
| UK0012768 | Castle Eden Dene | E | Tees Valley and Durham | 189 | SAC |
| UK0012836 | Castle Hill | E | Surrey, East and West Sussex | 114.53 | SAC |
| UK0030115 | Cerne and Sydling Downs | E | Dorset and Somerset | 371.75 | SAC |
| UK0017076 | Chesil and the Fleet | E | Dorset and Somerset | 1634.91 | SAC |
| UK0016373 | Chilmark Quarries | E | Gloucestershire, Wiltshire and Bristol/Bath area | 10.16 | SAC |
| UK0012724 | Chilterns Beechwoods | E | Bedfordshire and Hertfordshire, Berkshire, Buckinghamshire and Oxfordshire | 1285.86 | SAC |
| UK0030035 | Clints Quarry | E | Cumbria | 12.56 | SAC |
| UK0012889 | Cothill Fen | E | Berkshire, Buckinghamshire and Oxfordshire | 43.39 | SAC |
| UK0013658 | Cotswold Beechwoods | E | Gloucestershire, Wiltshire and Bristol/Bath area | 590.2 | SAC |
| UK0014776 | Craven Limestone Complex | E | North Yorkshire | 5326.09 | SAC |
| UK0030349 | Crookhill Brick Pit | E | Dorset and Somerset | 4.64 | SAC |
| UK0030329 | Crowdy Marsh | E | Cornwall and Isles of Scilly | 92.53 | SAC |
| UK0012679 | Culm Grasslands | E | Devon | 774.21 | SAC |
| UK0030126 | Cumbrian Marsh Fritillary Site | E | Cumbria | 22.55 | SAC |
| UK0012929 | Dartmoor | E | Devon | 23158.64 | SAC |
| UK0030130 | Dawlish Warren | E | Devon | 58.69 | SAC |
| UK0030131 | Dee Estuary/ Aber Dyfrdwy | EW | Cheshire, East Wales, Extra-Regio, Merseyside, West Wales and The Valleys | 15805.27 | SAC |
| UK0030036 | Denby Grange Colliery Ponds | E | West Yorkshire | 18.34 | SAC |
| UK0030037 | Devil's Dyke | E | East Anglia | 7.68 | SAC |
| UK0030133 | Dew's Ponds | E | East Anglia | 6.59 | SAC |
| UK0030135 | Dixton Wood | E | Gloucestershire, Wiltshire and Bristol/Bath area | 13.02 | SAC |
| UK0019857 | Dorset Heaths | E | Dorset and Somerset | 5719.54 | SAC |
| UK0030038 | Dorset Heaths (Purbeck and Wareham) and Studland Dunes | E | Dorset and Somerset | 2230.53 | SAC |
| UK0030330 | Dover to Kingsdown Cliffs | E | Kent | 184.54 | SAC |
| UK0012735 | Downton Gorge | E | Herefordshire, Worcestershire and Warwickshire | 68.88 | SAC |
| UK0013031 | Drigg Coast | E | Cumbria | 1396 | SAC |
| UK0019833 | Duddon Mosses | E | Cumbria | 311.42 | SAC |
| UK0030138 | Duncton to Bignor Escarpment | E | Surrey, East and West Sussex | 211.84 | SAC |
| UK0013059 | Dungeness | E | Kent, Surrey, East and West Sussex | 3241.43 | SAC |
| UK0030140 | Durham Coast | E | Tees Valley and Durham | 389.61 | SAC |
| UK0012602 | East Devon Pebblebed Heaths | E | Devon | 1124.4 | SAC |
| UK0012723 | East Hampshire Hangers | E | Hampshire and Isle of Wight | 561.69 | SAC |
| UK0012715 | Ebernoe Common | E | Surrey, East and West Sussex | 234.93 | SAC |
| UK0030039 | Eller's Wood and Sand Dale | E | North Yorkshire | 4.22 | SAC |
| UK0030147 | Emer Bog | E | Hampshire and Isle of Wight | 36.76 | SAC |
| UK0012646 | Ensor's Pool | E | Herefordshire, Worcestershire and Warwickshire | 3.86 | SAC |
| UK0012720 | Epping Forest | E | Essex, Outer London | 1630.74 | SAC |
| UK0013690 | Essex Estuaries | E | Essex, Extra-Regio | 46109.95 | SAC |
| UK0030331 | Eversden and Wimpole Woods | E | East Anglia | 66.22 | SAC |
| UK0030148 | Exmoor and Quantock Oakwoods | E | Devon, Dorset and Somerset | 1894.05 | SAC |
| UK0030040 | Exmoor Heaths | E | Devon, Dorset and Somerset | 10670.3 | SAC |
| UK0013112 | Fal and Helford | E | Cornwall and Isles of Scilly, Extra-Regio | 6362.83 | SAC |
| UK0030332 | Fen Bog | E | North Yorkshire | 26.98 | SAC |
| UK0014782 | Fenland | E | East Anglia | 619.25 | SAC |
| UK0012912 | Fenn's, Whixall, Bettisfield, Wem and Cadney Mosses | EW | East Wales, Shropshire and Staffordshire | 948.84 | SAC |
| UK0030150 | Fens Pools | E | West Midlands | 20 | SAC |
| UK0013036 | Flamborough Head | E | East Yorkshire and Northern Lincolnshire, North Yorkshire | 6403.01 | SAC |
| UK0012835 | Folkestone to Etchinghill Escarpment | E | Kent | 187.02 | SAC |
| UK0012550 | Fontmell and Melbury Downs | E | Dorset and Somerset | 263.09 | SAC |
| UK0030151 | Ford Moss | E | Northumberland and Tyne and Wear | 60.96 | SAC |
| UK0012817 | Gang Mine | E | Derbyshire and Nottinghamshire | 8.26 | SAC |
| UK0012549 | Godrevy Head to St Agnes | E | Cornwall and Isles of Scilly | 128.39 | SAC |
| UK0012770 | Great Yews | E | Gloucestershire, Wiltshire and Bristol/Bath area | 29.09 | SAC |
| UK0030043 | Grimsthorpe | E | Lincolnshire | 0.36 | SAC |
| UK0030162 | Hackpen Hill | E | Berkshire, Buckinghamshire and Oxfordshire | 35.57 | SAC |
| UK0030369 | Haisborough, Hammond and Winterton | EO | Extra-Regio | 146759 | SAC |
| UK0030377 | Hamford Water | E | Essex | 50.34 | SAC |
| UK0030333 | Harbottle Moors | E | Northumberland and Tyne and Wear | 931.77 | SAC |
| UK0030164 | Hartslock Wood | E | Berkshire, Buckinghamshire and Oxfordshire | 34.16 | SAC |
| UK0030165 | Hastings Cliffs | E | Surrey, East and West Sussex | 182.47 | SAC |
| UK0030166 | Hatfield Moor | E | South Yorkshire | 1359.45 | SAC |
| UK0030167 | Helbeck and Swindale Woods | E | Cumbria | 136.9 | SAC |
| UK0030168 | Hestercombe House | E | Dorset and Somerset | 0.06 | SAC |
| UK0012883 | Holme Moor and Clean Moor | E | Dorset and Somerset | 7.43 | SAC |
| UK0030350 | Holnest | E | Dorset and Somerset | 54.8 | SAC |
| UK0030170 | Humber Estuary | E | East Yorkshire and Northern Lincolnshire, Extra-Regio, Lincolnshire | 36657.15 | SAC |
| UK0012782 | Ingleborough Complex | E | North Yorkshire | 5770.45 | SAC |
| UK0030370 | Inner Dowsing, Race Bank and North Ridge | EO | Extra-Regio | 84514 | SAC |
| UK0019861 | Isle of Portland to Studland Cliffs | E | Dorset and Somerset | 1441.75 | SAC |
| UK0016254 | Isle of Wight Downs | E | Hampshire and Isle of Wight | 458.08 | SAC |
| UK0013694 | Isles of Scilly Complex | E | Cornwall and Isles of Scilly | 26848.62 | SAC |
| UK0030044 | Kennet and Lambourn Floodplain | E | Berkshire, Buckinghamshire and Oxfordshire, Gloucestershire, Wiltshire and Bristol/Bath area | 112.24 | SAC |
| UK0030175 | Kennet Valley Alderwoods | E | Berkshire, Buckinghamshire and Oxfordshire | 57.73 | SAC |
| UK0012767 | Kingley Vale | E | Surrey, East and West Sussex | 200.94 | SAC |
| UK0030178 | Kirk Deighton | E | North Yorkshire | 3.99 | SAC |
| UK0012960 | Lake District High Fells | E | Cumbria | 27003.07 | SAC |
| UK0030375 | Lands End and Cape Bank | E | Extra-Regio | 30203.63 | SAC |
| UK0012832 | Lewes Downs | E | Surrey, East and West Sussex | 146 | SAC |
| UK0030184 | Little Wittenham | E | Berkshire, Buckinghamshire and Oxfordshire | 68.65 | SAC |
| UK0030374 | Lizard Point | E | Extra-Regio | 13995.24 | SAC |
| UK0030064 | Lower Bostraze and Leswidden | E | Cornwall and Isles of Scilly | 2.34 | SAC |
| UK0012844 | Lower Derwent Valley | E | East Yorkshire and Northern Lincolnshire, North Yorkshire | 921.26 | SAC |
| UK0013114 | Lundy | E | Devon | 3070.95 | SAC |
| UK0012834 | Lydden and Temple Ewell Downs | E | Kent | 62.77 | SAC |
| UK0030372 | Lyme Bay and Torbay | E | Extra-Regio | 31246.73 | SAC |
| UK0030198 | Lyppard Grange Ponds | E | Herefordshire, Worcestershire and Warwickshire | 1.09 | SAC |
| UK0030200 | Manchester Mosses | E | Cheshire, Greater Manchester | 170.49 | SAC |
| UK0030371 | Margate and Long Sands | E | Extra-Regio | 64876.85 | SAC |
| UK0012658 | Mells Valley | E | Dorset and Somerset | 28.77 | SAC |
| UK0030203 | Mendip Limestone Grasslands | E | Dorset and Somerset, Gloucestershire, Wiltshire and Bristol/Bath area | 415.24 | SAC |
| UK0030048 | Mendip Woodlands | E | Dorset and Somerset | 251.39 | SAC |
| UK0012809 | Minsmere to Walberswick Heaths and Marshes | E | East Anglia | 1256.57 | SAC |
| UK0012804 | Mole Gap to Reigate Escarpment | E | Surrey, East and West Sussex | 892.3 | SAC |
| UK0014774 | Moor House - Upper Teesdale | E | Cumbria, Tees Valley and Durham | 38803.22 | SAC |
| UK0013027 | Morecambe Bay | E | Cumbria, Extra-Regio, Lancashire | 61538.23 | SAC |
| UK0014777 | Morecambe Bay Pavements | E | Cumbria, Lancashire | 2607.95 | SAC |
| UK0030051 | Mottey Meadows | E | Shropshire and Staffordshire | 43.69 | SAC |
| UK0030334 | Mottisfont Bats | E | Hampshire and Isle of Wight | 196.55 | SAC |
| UK0030335 | Naddle Forest | E | Cumbria | 362.67 | SAC |
| UK0030222 | Nene Washes | E | East Anglia | 82.57 | SAC |
| UK0012890 | Newham Fen | E | Northumberland and Tyne and Wear | 13.46 | SAC |
| UK0030065 | Newlyn Downs | E | Cornwall and Isles of Scilly | 115.41 | SAC |
| UK0012892 | Norfolk Valley Fens | E | East Anglia | 616.48 | SAC |
| UK0030225 | North Downs Woodlands | E | Kent | 288.58 | SAC |
| UK0016372 | North Meadow and Clattinger Farm | E | Gloucestershire, Wiltshire and Bristol/Bath area | 105.23 | SAC |
| UK0019838 | North Norfolk Coast | E | East Anglia | 3148.6 | SAC |
| UK0017097 | North Northumberland Dunes | E | Northumberland and Tyne and Wear | 1127.27 | SAC |
| UK0014775 | North Pennine Dales Meadows | E | Cumbria, Lancashire, North Yorkshire, Northumberland and Tyne and Wear, Tees Valley and Durham | 481.64 | SAC |
| UK0030033 | North Pennine Moors | E | Cumbria, North Yorkshire, Northumberland and Tyne and Wear, Tees Valley and Durham | 103014.48 | SAC |
| UK0030052 | North Somerset and Mendip Bats | E | Dorset and Somerset, Gloucestershire, Wiltshire and Bristol/Bath area | 555.93 | SAC |
| UK0030228 | North York Moors | E | North Yorkshire, Tees Valley and Durham | 44053.29 | SAC |
| UK0012970 | Oak Mere | E | Cheshire | 68.53 | SAC |
| UK0014780 | Orfordness - Shingle Street | E | East Anglia | 888 | SAC |
| UK0030053 | Orton Pit | E | East Anglia | 141.24 | SAC |
| UK0013011 | Ouse Washes | E | East Anglia | 332.61 | SAC |
| UK0030232 | Overstrand Cliffs | E | East Anglia | 29.82 | SAC |
| UK0030234 | Ox Close | E | North Yorkshire | 141.07 | SAC |
| UK0012845 | Oxford Meadows | E | Berkshire, Buckinghamshire and Oxfordshire | 267.4 | SAC |
| UK0030338 | Parkgate Down | E | Kent | 6.92 | SAC |
| UK0030235 | Paston Great Barn | E | East Anglia | 0.96 | SAC |
| UK0012789 | Pasturefields Salt Marsh | E | Shropshire and Staffordshire | 7.8 | SAC |
| UK0019859 | Peak District Dales | E | Derbyshire and Nottinghamshire, Shropshire and Staffordshire | 2336.91 | SAC |
| UK0012559 | Penhale Dunes | E | Cornwall and Isles of Scilly | 621.95 | SAC |
| UK0030237 | Peter's Pit | E | Kent | 28.91 | SAC |
| UK0030367 | Pevensey Levels | E | Surrey, East and West Sussex | 3585.38 | SAC |
| UK0012552 | Pewsey Downs | E | Gloucestershire, Wiltshire and Bristol/Bath area | 153 | SAC |
| UK0030238 | Phoenix United Mine and Crow's Nest | E | Cornwall and Isles of Scilly | 48.65 | SAC |
| UK0013111 | Plymouth Sound and Estuaries | E | Cornwall and Isles of Scilly, Devon, Extra-Regio | 6386.95 | SAC |
| UK0030241 | Polruan to Polperro | E | Cornwall and Isles of Scilly | 210.24 | SAC |
| UK0030054 | Portholme | E | East Anglia | 91.56 | SAC |
| UK0012553 | Prescombe Down | E | Gloucestershire, Wiltshire and Bristol/Bath area | 75.6 | SAC |
| UK0030242 | Quants | E | Dorset and Somerset | 20.33 | SAC |
| UK0012833 | Queendown Warren | E | Kent | 14.48 | SAC |
| UK0019866 | Rex Graham Reserve | E | East Anglia | 2.65 | SAC |
| UK0030246 | Richmond Park | E | Outer London | 846.27 | SAC |
| UK0013016 | River Avon | E | Dorset and Somerset, Gloucestershire, Wiltshire and Bristol/Bath area, Hampshire and Isle of Wight | 416.57 | SAC |
| UK0030248 | River Axe | E | Devon | 22.94 | SAC |
| UK0030056 | River Camel | E | Cornwall and Isles of Scilly | 604.7 | SAC |
| UK0030250 | River Clun | E | Herefordshire, Worcestershire and Warwickshire, Shropshire and Staffordshire | 14.64 | SAC |
| UK0030252 | River Dee and Bala Lake/ Afon Dyfrdwy a Llyn Tegid | EW | Cheshire, East Wales, Shropshire and Staffordshire, West Wales and The Valleys | 1271.32 | SAC |
| UK0030253 | River Derwent | E | North Yorkshire | 397.87 | SAC |
| UK0030032 | River Derwent and Bassenthwaite Lake | E | Cumbria | 1793.8 | SAC |
| UK0012643 | River Eden | E | Cumbria, North Yorkshire, Northumberland and Tyne and Wear | 2430.39 | SAC |
| UK0030057 | River Ehen | E | Cumbria | 23.33 | SAC |
| UK0012599 | River Itchen | E | Hampshire and Isle of Wight | 303.98 | SAC |
| UK0030256 | River Kent | E | Cumbria | 88.9 | SAC |
| UK0030257 | River Lambourn | E | Berkshire, Buckinghamshire and Oxfordshire | 28.78 | SAC |
| UK0030258 | River Mease | E | Derbyshire and Nottinghamshire, Leicestershire, Rutland and Northamptonshire, Shropshire and Staffordshire | 23.03 | SAC |
| UK0012691 | River Tweed | ES | Eastern Scotland, Northumberland and Tyne and Wear | 3742.65 | SAC |
| UK0012647 | River Wensum | E | East Anglia | 306.79 | SAC |
| UK0012642 | River Wye/ Afon Gwy | EW | East Wales, Gloucestershire, Wiltshire and Bristol/Bath area, Herefordshire, Worcestershire and Warwickshire, West Wales and The Valleys | 2147.64 | SAC |
| UK0030265 | Rixton Clay Pits | E | Cheshire | 13.65 | SAC |
| UK0030266 | Rochdale Canal | E | Greater Manchester | 24.86 | SAC |
| UK0012826 | Rodborough Common | E | Gloucestershire, Wiltshire and Bristol/Bath area | 109.27 | SAC |
| UK0030267 | Roman Wall Loughs | E | Northumberland and Tyne and Wear | 683.1 | SAC |
| UK0030058 | Rook Clift | E | Surrey, East and West Sussex | 10.62 | SAC |
| UK0012681 | Rooksmoor | E | Dorset and Somerset | 62.2 | SAC |
| UK0019834 | Roudsea Wood and Mosses | E | Cumbria | 471.36 | SAC |
| UK0012801 | Roydon Common and Dersingham Bog | E | East Anglia | 353.45 | SAC |
| UK0012683 | Salisbury Plain | E | Gloucestershire, Wiltshire and Bristol/Bath area, Hampshire and Isle of Wight | 21465.94 | SAC |
| UK0030270 | Saltfleetby-Theddlethorpe Dunes and Gibraltar Point | E | Lincolnshire | 967.65 | SAC |
| UK0013077 | Sandwich Bay | E | Kent | 1136.7 | SAC |
| UK0013076 | Sefton Coast | E | Merseyside | 4591.59 | SAC |
| UK0013030 | Severn Estuary/ Môr Hafren | EW | Dorset and Somerset, East Wales, Extra-Regio, Gloucestershire, Wiltshire and Bristol/Bath area | 73714.11 | SAC |
| UK0030376 | Shell Flat and Lune Deep | E | Extra-Regio | 10567.49 | SAC |
| UK0030275 | Shortheath Common | E | Hampshire and Isle of Wight | 58.53 | SAC |
| UK0019864 | Sidmouth to West Bay | E | Devon, Dorset and Somerset | 895.58 | SAC |
| UK0030336 | Simonside Hills | E | Northumberland and Tyne and Wear | 2082.6 | SAC |
| UK0030337 | Singleton and Cocking Tunnels | E | Surrey, East and West Sussex | 1.88 | SAC |
| UK0030276 | Skipwith Common | E | North Yorkshire | 294.6 | SAC |
| UK0017073 | Solent and Isle of Wight Lagoons | E | Hampshire and Isle of Wight | 37.93 | SAC |
| UK0030059 | Solent Maritime | E | Extra-Regio, Hampshire and Isle of Wight, Surrey, East and West Sussex | 11243.12 | SAC |
| UK0013025 | Solway Firth | ES | Cumbria, Extra-Regio, South Western Scotland | 43676.16 | SAC |
| UK0012749 | South Dartmoor Woods | E | Devon | 2159.06 | SAC |
| UK0030060 | South Devon Shore Dock | E | Devon | 332.12 | SAC |
| UK0012650 | South Hams | E | Devon | 126.87 | SAC |
| UK0030280 | South Pennine Moors | E | Cheshire, Derbyshire and Nottinghamshire, Greater Manchester, Lancashire, North Yorkshire, Shropshire and Staffordshire, South Yorkshire, West Yorkshire | 65024.32 | SAC |
| UK0030310 | South Solway Mosses | E | Cumbria | 1956.23 | SAC |
| UK0030061 | South Wight Maritime | E | Extra-Regio, Hampshire and Isle of Wight | 19866.12 | SAC |
| UK0030395 | Southern North Sea | EO | Extra-Regio | 3695054 | SAC |
| UK0019863 | St Albans Head to Durlston Head | E | Dorset and Somerset | 283.4 | SAC |
| UK0030282 | St Austell Clay Pits | E | Cornwall and Isles of Scilly | 0.6 | SAC |
| UK0030373 | Start Point to Plymouth Sound & Eddystone | E | Extra-Regio | 34089.58 | SAC |
| UK0012741 | Staverton Park and The Thicks, Wantisden | E | East Anglia | 84.28 | SAC |
| UK0030283 | Stodmarsh | E | Kent | 563.27 | SAC |
| UK0030284 | Strensall Common | E | North Yorkshire | 572 | SAC |
| UK0030382 | Studland to Portland | E | Extra-Regio | 33184.28 | SAC |
| UK0030285 | Subberthwaite, Blawith and Torver Low Commons | E | Cumbria | 1860.19 | SAC |
| UK0030378 | Tankerton Slopes and Swalecliffe | E | Kent | 13.01 | SAC |
| UK0030339 | Tarn Moss | E | Cumbria | 16.97 | SAC |
| UK0013107 | Thanet Coast | E | Kent | 2815.95 | SAC |
| UK0013577 | The Broads | E | East Anglia | 5889.43 | SAC |
| UK0012799 | The Lizard | E | Cornwall and Isles of Scilly | 3083.23 | SAC |
| UK0012716 | The Mens | E | Surrey, East and West Sussex | 204.69 | SAC |
| UK0012557 | The New Forest | E | Gloucestershire, Wiltshire and Bristol/Bath area, Hampshire and Isle of Wight | 29213.57 | SAC |
| UK0012810 | The Stiperstones and The Hollies | E | Shropshire and Staffordshire | 602.18 | SAC |
| UK0017075 | The Wash and North Norfolk Coast | E | East Anglia, Lincolnshire | 107718 | SAC |
| UK0012915 | Thorne Moor | E | East Yorkshire and Northern Lincolnshire, South Yorkshire | 1911.02 | SAC |
| UK0012838 | Thrislington | E | Tees Valley and Durham | 23.33 | SAC |
| UK0012793 | Thursley, Ash, Pirbright and Chobham | E | Surrey, East and West Sussex | 5154.5 | SAC |
| UK0013047 | Tintagel-Marsland-Clovelly Coast | E | Cornwall and Isles of Scilly | 2380.44 | SAC |
| UK0012604 | Tregonning Hill | E | Cornwall and Isles of Scilly | 5.42 | SAC |
| UK0030292 | Tweed Estuary | E | Northumberland and Tyne and Wear | 156.24 | SAC |
| UK0012816 | Tyne and Allen River Gravels | E | Northumberland and Tyne and Wear | 36.76 | SAC |
| UK0030293 | Tyne and Nent | E | Cumbria | 37.74 | SAC |
| UK0030295 | Ullswater Oakwoods | E | Cumbria | 123.37 | SAC |
| UK0030093 | Walton Moss | E | Cumbria | 286.74 | SAC |
| UK0030063 | Wast Water | E | Cumbria | 284.11 | SAC |
| UK0012882 | Waveney and Little Ouse Valley Fens | E | East Anglia | 192.37 | SAC |
| UK0030299 | West Dorset Alder Woods | E | Dorset and Somerset | 329.06 | SAC |
| UK0013595 | West Midlands Mosses | E | Cheshire, Shropshire and Staffordshire | 184.62 | SAC |
| UK0030301 | Wimbledon Common | E | Outer London | 351.38 | SAC |
| UK0012586 | Windsor Forest and Great Park | E | Berkshire, Buckinghamshire and Oxfordshire, Surrey, East and West Sussex | 1680.18 | SAC |
| UK0013043 | Winterton - Horsey Dunes | E | East Anglia | 426.96 | SAC |
| UK0030302 | Witherslack Mosses | E | Cumbria | 486.71 | SAC |
| UK0030304 | Woolmer Forest | E | Hampshire and Isle of Wight | 670.15 | SAC |
| UK0013696 | Wormley Hoddesdonpark Woods | E | Bedfordshire and Hertfordshire | 336.47 | SAC |
| UK0012831 | Wye and Crundale Downs | E | Kent | 111.32 | SAC |
| UK0014794 | Wye Valley and Forest of Dean Bat Sites/ Safleoedd Ystlumod Dyffryn Gwy a Fforest y Ddena | EW | Gloucestershire, Wiltshire and Bristol/Bath area, West Wales and The Valleys | 144.82 | SAC |
| UK0012727 | Wye Valley Woodlands/ Coetiroedd Dyffryn Gwy | EW | Gloucestershire, Wiltshire and Bristol/Bath area, Herefordshire, Worcestershire and Warwickshire, West Wales and The Valleys | 913.32 | SAC |
| UK0030306 | Yewbarrow Woods | E | Cumbria | 112.7 | SAC |
Key to site status abbreviations
- SAC = Special Area of Conservation
- SCI = Site of Community Importance
- cSAC = Candidate Special Area of Conservation
For an explanation of the site status terms, see the site summary information.