| The Lizard NNR | 1558.39 ha | | — |
| Goss Moor Nature Reserve | 462.42 ha | | — |
| Mount Edgcumbe Country Park | 187.54 ha | | — |
| Red Moor | 93.87 ha | | — |
| Goss Moor Nature Reserve | 93.09 ha | | — |
| Golitha Falls NNR | 77.43 ha | | — |
| Helman Tor Cornwall Wildlife Trust | 59.22 ha | | — |
| Breney Common Cornwall Wildlife Trust | 57.6 ha | | — |
| Greena Moor Nature Reserve. | 54.68 ha | | — |
| The Lost Gardens of Heligan | 40.65 ha | | — |
| "The Moors" | 30.8 ha | | — |
| The Beacon | 27.81 ha | | — |
| Prideaux Wood Nature Reserve Cornwall Wildlife Trust | 24.9 ha | 🐕 | — |
| Treglith Manor | 20.74 ha | | — |
| Walmsley Bird Sanctuary | 20.61 ha | | — |
| Ropehaven Cliffs Nature Reserve Cornwall Wildlife Trust | 12.54 ha | | — |
| Forest Holidays Deerpark Forest Holidays | 12.32 ha | 🐕 | — |
| Trengwainton Gardens National Trust | 11.95 ha | | — |
| Eden Project | 11.63 ha | | — |
| Tuckingmill Valley Park | 11.23 ha | | — |
| Shirehall Moor | 11.17 ha | | — |
| Lowerton Moor | 10.88 ha | | — |
| Tremenheere Sculpture Gardens | 10.23 ha | | — |
| Trebah Garden | 9.56 ha | | — |
| Middle Amble Marsh | 9.23 ha | | — |
| Glendurgan Garden National Trust | 9.04 ha | | — |
| Pinetum Gardens | 8.55 ha | | — |
| Penjerrick Garden | 8.41 ha | | — |
| The Lawns Thanckes Park | 8.17 ha | | — |
| Halbullock Nature Reserve | 7.53 ha | | — |
| Gwithian Green Local Nature Reserve | 7.04 ha | | — |
| Trewithen Gardens | 6.91 ha | | — |
| Heartlands | 6.73 ha | | — |
| Pencarrow Gardens | 6.58 ha | | — |
| Trewidden Garden | 6.43 ha | | — |
| Trelissick Garden National Trust | 6.3 ha | | — |
| Wooldown | 6.19 ha | | — |
| Burngullow Common | 5.93 ha | | — |
| Saltmill Park | 5.91 ha | | — |
| Lanjeth Nursery & Water Gardens | 5.32 ha | 🐕 | — |
| Trelissick Garden (detached) | 5.09 ha | | — |
| Kemyel Crease Cornwall Wildlife Trust | 4.75 ha | | — |
| Bonython Estate Gardens | 4.73 ha | | — |
| Penrose Amenity Area | 4.63 ha | | — |
| Penlee Park | 4.57 ha | | — |
| The Downs | 4.44 ha | | — |
| Formal Gardens | 4.17 ha | | — |
| Coronation Park | 3.88 ha | | — |
| Coronation Park and Boating Lake | 3.81 ha | | — |
| American Garden | 3.8 ha | | — |
| Sylvia's Meadow | 3.77 ha | | — |
| Trenance Gardens | 3.28 ha | | — |
| Carnanton Estate Gardens | 2.95 ha | | — |
| Illogan Park | 2.88 ha | | — |
| The Earl's Garden | 2.88 ha | | — |
| Kimberley Park | 2.67 ha | | — |
| Philip Varcoe Playing Fields | 2.44 ha | | — |
| Princess May recreation ground | 2.43 ha | | — |
| Tincombe Park | 2.43 ha | | — |
| Goss Moor Nature Reserve | 2.31 ha | | — |
| Grenville Gardens Recreation Ground | 2.31 ha | | — |
| Manningham Woods | 2.31 ha | | — |
| Longstone Park | 2.14 ha | | — |
| Victoria Gardens | 2.07 ha | | — |
| Bolitho Gardens | 2.03 ha | | — |
| Coronation Park | 2.01 ha | | — |
| Launceston Castle | 1.98 ha | | — |
| The Pleasure Place Calstock Council | 1.98 ha | | — |
| Poltair Park | 1.96 ha | 🐕 | — |
| East End Park | 1.89 ha | | — |
| Carwinion Garden | 1.81 ha | | — |
| Millpond Gardens/Ropeworks | 1.81 ha | | — |
| Priory Park | 1.73 ha | | — |
| Borlaze Park | 1.59 ha | | — |
| Sculpture Park | 1.58 ha | | — |
| East Lawn | 1.56 ha | | — |
| Morrab Gardens | 1.52 ha | | — |
| The Beacon | 1.5 ha | | — |
| Tywardreath Marsh Nature Reserve | 1.48 ha | | — |
| Trenoweth Playing Field | 1.47 ha | | — |
| Penrose Water Gardens | 1.44 ha | | — |
| Potager Garden | 1.41 ha | | — |
| Coulson's Park | 1.38 ha | | — |
| Victoria Park | 1.36 ha | | — |
| Threemilestone Playing Fields | 1.35 ha | | — |
| Bucket Hill National Trust | 1.34 ha | | — |
| Grampound Road Park and Playing Field | 1.32 ha | | — |
| Camborne Park | 1.31 ha | | — |
| Hayle Recreation Ground | 1.29 ha | | — |
| Palemon Best recreation ground St Ives Town Council | 1.28 ha | | — |
| Playing Field | 1.26 ha | | — |
| Summercourt Fairfield | 1.23 ha | | — |
| Windmill Hill Park | 1.23 ha | | — |
| Ellis Park | 1.22 ha | | — |
| Hendra Park | 1.22 ha | | — |
| Roskear Park | 1.19 ha | | — |
| Wheal Jubilee Parc (Millennium Green) | 1.16 ha | | — |
| Dadubuz Moor | 1.11 ha | | — |
| Linear Park | 1.11 ha | | — |
| Coronation Gardens | 1.09 ha | | — |
| St Erth Pits | 1.08 ha | | — |
| Moorfield Park | 1.07 ha | | — |
| Martins park | 1.06 ha | | — |
| The Fairfield | 1.06 ha | | — |
| Boscawen Park | 1.02 ha | | — |
| Navy Estate Park | 1.01 ha | | — |
| Fair Park | 0.98 ha | | — |
| Porthleven Amenity Area | 0.97 ha | | — |
| Fox Rosehill Garden | 0.91 ha | | — |
| Common Lands | 0.9 ha | | — |
| Goldsworthy Field | 0.86 ha | | — |
| Trenance Gardens | 0.86 ha | | — |
| Queen Mary Garden | 0.82 ha | | — |
| Hidden Valley Gardens | 0.81 ha | | — |
| Chyan Cultural Centre | 0.79 ha | | — |
| Mount Hawke (Millennium Green) | 0.77 ha | | — |
| Kings Hill Woods | 0.76 ha | | — |
| Chacewater Millennium Green | 0.73 ha | | — |
| Trelawney Park | 0.73 ha | | — |
| Falmouth Multi-use Games Area | 0.7 ha | | — |
| Lariggan Gardens | 0.7 ha | | — |
| Lamorran Gardens | 0.68 ha | | — |
| St Just Recreation Park | 0.66 ha | | — |
| St. Mellan's Park | 0.64 ha | | — |
| Listry Recreation Ground | 0.62 ha | | — |
| Menacuddle Well and Gardens | 0.6 ha | | — |
| Treskerby Playing Field | 0.6 ha | | — |
| The Planation Hayle Town Council | 0.58 ha | | — |
| Cemetery Park Cornwall Council | 0.57 ha | | — |
| Fraddon Millennium Green | 0.57 ha | | — |
| Gunwalloe Playing Field The Gunwalloe Playing Field Committee | 0.57 ha | | — |
| Western Plantation | 0.57 ha | | — |
| Treveglos Meadow | 0.56 ha | | — |
| Blisland Village Green Parish Council | 0.55 ha | | — |
| Kitchen Garden | 0.54 ha | | — |
| Ainstable (Millennium Green) | 0.53 ha | | — |
| The Goffin | 0.51 ha | | — |
| Breage Village Field | 0.5 ha | | — |
| South Garden | 0.49 ha | | — |
| East Pool Park | 0.48 ha | | — |
| Headland Garden | 0.47 ha | | — |
| Trewinney | 0.46 ha | | — |
| Cliff Park | 0.45 ha | | — |
| Lady Beam Park | 0.45 ha | | — |
| Westbourne Gardens | 0.45 ha | | — |
| Gyllyngdune Gardens Falmouth Town Council | 0.43 ha | | — |
| Minack Theatre | 0.43 ha | | — |
| Treviscoe Playing Field | 0.43 ha | | — |
| Carharrack Playing Field | 0.41 ha | | — |
| Furniss Island | 0.41 ha | | — |
| Menhyr Park | 0.41 ha | 🐕 | — |
| Mann's Field | 0.4 ha | | — |
| Berries Avenue Field | 0.39 ha | | — |
| Liskeard Old Road Conservation Park | 0.39 ha | | — |
| Cargreen Recreation Area | 0.38 ha | | — |
| Wheal Jewel Playing Field | 0.38 ha | | — |
| Chy an Gweal Gardens | 0.35 ha | | — |
| Polwarth Close Open Space | 0.35 ha | | — |
| The Garden Terraces | 0.35 ha | | — |
| The Old Rectory Garden | 0.34 ha | | — |
| Gwealdues Green | 0.33 ha | | — |
| Victoria Gardens | 0.33 ha | | — |
| Trelawne Hotel | 0.32 ha | | — |
| Wheal Fortune | 0.3 ha | | — |
| Play Area | 0.29 ha | | — |
| Treglyn Gardens | 0.29 ha | | — |
| Truro View | 0.29 ha | | — |
| Lariggan Gardens | 0.28 ha | | — |
| Roseland House Garden and Nursery | 0.28 ha | | — |
| Sandy Hill Park | 0.28 ha | | — |
| Silver Jubilee Park | 0.28 ha | | — |
| Chytroose Close Green | 0.27 ha | | — |
| Higher Garden | 0.27 ha | | — |
| Pumping Station Park | 0.27 ha | | — |
| Waterfall Gardens | 0.26 ha | | — |
| Heamoor Old School Field | 0.25 ha | | — |
| Flower Garden | 0.23 ha | | — |
| Kitchen Garden | 0.23 ha | | — |
| Japanese Garden | 0.22 ha | | — |
| Penmount Natural Burial Ground | 0.22 ha | | — |
| Penwithick Green | 0.22 ha | | — |
| Picnic Area | 0.22 ha | | — |
| St Anthony's Gardens | 0.22 ha | | — |
| Tredanek Meadow | 0.22 ha | | — |
| Aysshton Gardens | 0.2 ha | | — |
| Cades Parc Park | 0.2 ha | | — |
| Trenethick Green | 0.2 ha | | — |
| Greenbank Garden | 0.19 ha | | — |
| Trewyn Gardens | 0.19 ha | | — |
| Bénodet Park "Walled Garden of Friendship" | 0.18 ha | | — |
| Fowey Hall Hotel "Wind in the Willows" Gardens | 0.18 ha | | — |
| Lower Garden | 0.18 ha | | — |
| local football field | 0.18 ha | | — |
| Carey Park | 0.16 ha | | — |
| Pond Garden | 0.16 ha | | — |
| Swingletree Beer Garden | 0.16 ha | | — |
| Willow Croft | 0.16 ha | | — |
| The Mount | 0.15 ha | | — |
| Trewan Hall Gardens | 0.15 ha | | — |
| Queen Elizabeth II Memorial Garden | 0.14 ha | | — |
| Rendel Park | 0.14 ha | | — |
| Bowling Green | 0.13 ha | | — |
| New Zealand | 0.13 ha | | — |
| Prince Street Gardens | 0.13 ha | | — |
| Trekenning House Garden | 0.13 ha | | — |
| Cornubia Park | 0.12 ha | | — |
| Inney Close Park | 0.12 ha | | — |
| Mowhay | 0.12 ha | | — |
| The Mullion Garden | 0.12 ha | | — |
| The Ravine | 0.12 ha | | — |
| Water Gardens | 0.12 ha | | — |
| Tree Fern Dell | 0.11 ha | | — |
| Memorial Garden | 0.1 ha | | — |
| Old Tennis Court Garden | 0.1 ha | | — |
| St Francis Meadow Park | 0.1 ha | | — |
| The Herbaceous Border | 0.1 ha | | — |
| Trelowia | 0.1 ha | | — |
| Walled Garden | 0.1 ha | | — |
| "The Three Rocks" | 0.08 ha | | — |
| Aysshton Gardens | 0.08 ha | | — |
| Gweek village green | 0.08 ha | | — |
| Seneschall Park Green | 0.08 ha | | — |
| Sundial Garden | 0.08 ha | | — |
| Wildlife Garden | 0.08 ha | | — |
| Camellia Garden | 0.07 ha | | — |
| Sikkim | 0.07 ha | | — |
| Tremenheere Play Area | 0.07 ha | | — |
| Memorial Gardens | 0.06 ha | | — |
| Rock Garden | 0.06 ha | | — |
| The Sunken Gardens | 0.06 ha | | — |
| Trekenning House Garden | 0.06 ha | | — |
| Trengrouse Gardens | 0.06 ha | | — |
| Trewan Hall Gardens | 0.06 ha | | — |
| Dinard Gardens | 0.05 ha | | — |
| Old Grammar School Gardens | 0.05 ha | | — |
| Rosparc | 0.05 ha | | — |
| The Grotto | 0.05 ha | | — |
| The Tanyard | 0.05 ha | | — |
| The Triangle | 0.05 ha | | — |
| Carrallack gardens | 0.04 ha | | — |
| Cliff Bungalows | 0.04 ha | | — |
| Quarry Garden | 0.04 ha | | — |
| Seneschall Park Green | 0.04 ha | | — |
| St. Rumon's Gardens | 0.04 ha | | — |
| Glansville Green | 0.03 ha | | — |
| Glencliffe Community Garden | 0.03 ha | | — |
| Oriental Garden | 0.03 ha | | — |
| Reflection Garden | 0.03 ha | | — |
| Three Tuns | 0.03 ha | | — |
| Carnglaze Close play park | 0.02 ha | | — |
| Carrallack gardens | 0.02 ha | | — |
| Italian Garden | 0.02 ha | | — |
| Jago close picnic park | 0.02 ha | | — |
| Millennium Garden | 0.02 ha | | — |
| Rose Garden | 0.02 ha | | — |
| St Cleer Memorial Park | 0.02 ha | | — |
| Walled Garden | 0.02 ha | | — |
| Secret Garden | 0.01 ha | | — |
| Communal Garden | — | | — |
| Court Garden | — | | — |
| Devichoys Wood Nature Reserve | — | | — |
| Diaspora Gardens | — | | — |
| Kennall Vale | — | | — |
| Ludgvan Community Area | — | | — |
| Polcoombe | — | | — |
| The Lizard - Caerthillian National Nature Reserve Natural England | — | | — |
| Tremough House Gardens | — | | — |
| West Bodrugan Wood Nature Reserve | — | | — |