| Moulsecoomb Wild Park | 62.93 ha | | — |
| Stanmer Park Brighton & Hove City Council | 60.76 ha | | — |
| Preston Park Brighton & Hove City Council | 23.43 ha | | — |
| Waterhall Conservation Area | 17.22 ha | | — |
| Benfield Valley | 16.13 ha | | — |
| Withdean Park | 15.87 ha | | — |
| Hove Park | 15.24 ha | | — |
| Ladies Mile Local Nature Reserve | 13.74 ha | | — |
| Benfield Valley | 11.35 ha | | — |
| Benfield Hill Local Nature Reserve | 11.31 ha | | — |
| Withdean Woods | 10.63 ha | | — |
| Whitehawk Hill Local Nature Reserve Brighton and Hove City Council | 8.93 ha | | — |
| Happy Valley | 8.65 ha | | — |
| Saltdean Oval | 6.42 ha | | — |
| Queen's Park Brighton & Hove City Council | 6.29 ha | | — |
| Three Cornered Copse | 5.7 ha | | — |
| St Ann's Well Gardens | 5.37 ha | | — |
| Easthill Park | 4.52 ha | | — |
| Horsdean Park | 4.48 ha | | — |
| Hove Lawns | 4.38 ha | | — |
| Carden Park | 4.37 ha | | — |
| Dyke Road Park | 4.23 ha | | — |
| St Helen's Park | 3.74 ha | | — |
| Greenleas | 3.52 ha | 🐕 | — |
| The Level | 3.27 ha | | — |
| Rottingdean Recreation Ground | 2.61 ha | | — |
| Sussex Square | 2.33 ha | | — |
| Vale Park | 2.31 ha | | — |
| Woodingdean Central Park | 2.3 ha | | — |
| Pavilion Gardens | 2.29 ha | | — |
| Westdene Woods | 1.94 ha | | — |
| Blakers Park Brighton & Hove City Council | 1.74 ha | | — |
| Gatton park | 1.72 ha | | — |
| Park Crescent Park | 1.51 ha | | — |
| Saunders Park | 1.51 ha | | — |
| St Aubyn's Field | 1.32 ha | | — |
| Westdene Green | 1.31 ha | | — |
| Eastwick Bottom | 1.3 ha | | — |
| Surrenden Field | 1.29 ha | | — |
| Patcham Peace Gardens | 1.26 ha | | — |
| Preston Park Rock Gardens Brighton & Hove City Council | 1.23 ha | | — |
| Brunswick Square | 1.08 ha | | — |
| Hangleton Park | 1.0 ha | | — |
| Adelaide Crescent | 0.93 ha | | — |
| Spring Bulb Field | 0.85 ha | | — |
| William Clarke Park | 0.83 ha | | — |
| Victoria Gardens | 0.8 ha | | — |
| Dorothy Stringer Nature Reserve | 0.72 ha | | — |
| Stoneham Park | 0.68 ha | | — |
| Palmeira Square | 0.66 ha | | — |
| Tarner Park | 0.63 ha | | — |
| Portslade Old Village Green | 0.57 ha | | — |
| Regency Square | 0.57 ha | | — |
| Davis Park | 0.56 ha | | — |
| Old Steine Gardens | 0.55 ha | | — |
| Kiplings Gardens | 0.52 ha | | — |
| Grand Parade Gardens | 0.49 ha | | — |
| Greenway | 0.47 ha | | — |
| Rose Garden | 0.45 ha | | — |
| St Nicholas Play Area Brighton & Hove City Council | 0.4 ha | | — |
| Museum Gardens Brighton and Hove City Council | 0.39 ha | | — |
| Dorset Gardens | 0.37 ha | | — |
| Liz Williams Butterfly Haven | 0.35 ha | | — |
| Palmeira Square | 0.33 ha | | — |
| Sussex Square | 0.33 ha | | — |
| Wolseley Road Park | 0.33 ha | | — |
| Haig Park | 0.27 ha | | — |
| Scented Garden | 0.26 ha | | — |
| New Steine | 0.21 ha | | — |
| Bedford Square | 0.19 ha | | — |
| Norfolk Square | 0.19 ha | | — |
| Brighthelm Gardens | 0.17 ha | | — |
| Sealed spoil heap | 0.16 ha | | — |
| Rose Garden | 0.14 ha | | — |
| Walled garden | 0.14 ha | | — |
| Cockcroft North Quad University of Brighton | 0.12 ha | | — |
| Secret Garden | 0.12 ha | | — |
| Cockcroft South Garden University of Brighton | 0.11 ha | | — |
| Russell Square | 0.11 ha | | — |
| Pelham Square | 0.09 ha | | — |
| Circus Square Savills ManCo at Circus Street Brighton | 0.08 ha | | — |
| Powis Square | 0.08 ha | | — |
| Clarence Square | 0.07 ha | | — |
| Butterfly reserve | 0.06 ha | | — |
| Providence Place Gardens | 0.05 ha | | — |
| Hanover Community Centre Garden | 0.04 ha | | — |
| Patient garden | 0.03 ha | | — |
| George Cox Memorial Garden Sussex County Cricket Club | 0.01 ha | | — |
| Hog's Trough Bottom | — | | — |
| Rose Garden | — | | — |
| Stanford Avenue Community Garden | — | | — |