| New Marston Meadows | 44.45 ha | | — |
| Burgess Field Oxford City Council | 35.94 ha | | — |
| Iffley Meadows | 35.76 ha | | — |
| Cutteslowe and Sunnymead Park | 34.97 ha | | — |
| Christ Church Meadow Christ Church | 33.21 ha | | — |
| Wolvercote Common | 30.09 ha | | — |
| University Parks University of Oxford | 30.05 ha | | — |
| Cutteslowe Park | 25.91 ha | | — |
| South Park | 22.99 ha | | — |
| Aston's Eyot Friends of Aston’s Eyot | 13.44 ha | | — |
| Wolvercote Meadows | 10.25 ha | | — |
| Magdalen Wood West | 10.09 ha | | — |
| Blackbird Leys Park | 9.49 ha | | — |
| Sunnymead Park | 9.06 ha | | — |
| Florence Park | 8.21 ha | | — |
| Headington Hill Park | 7.89 ha | | — |
| Cowley Marsh Recreation Ground | 7.4 ha | | — |
| Grandpont Nature Park | 6.89 ha | | — |
| Stansfeld Park The Oxford Trust | 6.88 ha | | — |
| Bury Knowle Park | 6.79 ha | | — |
| Cutteslowe Park Community Woodland | 5.65 ha | | — |
| Longbridges Nature Park | 5.42 ha | | — |
| Angel and Greyhound Meadow | 4.71 ha | | — |
| Oatlands Road Recreation Ground | 4.58 ha | | — |
| Lye Valley Nature Reserve | 4.46 ha | | — |
| Hinksey Park Oxford City Council | 4.2 ha | | — |
| Rose Hill Recreation Ground | 4.12 ha | | — |
| Botley Park | 4.07 ha | | — |
| Hogacre Common Hogacre Common Eco Park CIC | 4.0 ha | | — |
| Gillians Park | 3.92 ha | | — |
| The Kidneys | 3.88 ha | | — |
| Trap Grounds | 3.73 ha | | — |
| Boundary Brook Wildlife Corridor | 3.63 ha | | — |
| Milham Ford Nature Park | 3.63 ha | | — |
| Fry's Hill Park | 3.42 ha | | — |
| Wolvercote Lakes Oxford Preservation Trust | 3.38 ha | | — |
| Herschel Crescent Recreation Ground | 3.14 ha | | — |
| Spindleberry Nature Park | 3.0 ha | | — |
| Hinksey Ponds | 2.67 ha | | — |
| Boundary Brook Nature Reserve Oxford Urban Wildlife Group | 2.49 ha | | — |
| Dunstan Park | 2.34 ha | | — |
| Seacourt Nature Park Oxford City Council | 2.33 ha | | — |
| Court Place Farm Nature Park | 2.17 ha | | — |
| University of Oxford Botanic Garden University of Oxford | 2.17 ha | | — |
| Meadow Lane Nature Park Oxford City Council | 2.02 ha | | — |
| Goose Green | 1.91 ha | | — |
| King George's Field | 1.84 ha | | — |
| Horspath Road Recreation Ground | 1.8 ha | | — |
| Rivermead Nature Park Oxford City Council | 1.78 ha | | — |
| The Gardens | 1.76 ha | | — |
| Rock Edge Local Nature Reserve | 1.72 ha | | — |
| Oxpens Meadow | 1.71 ha | | — |
| Doris Field Memorial Park Doris Field Charitable Trust | 1.7 ha | | — |
| Oxford Road Park | 1.6 ha | | — |
| Broad Oak Nature Park | 1.34 ha | | — |
| Kendall Copse East | 1.3 ha | | — |
| Aristotle Lane Recreation Ground | 1.23 ha | | — |
| Nuffield Lawn | 1.21 ha | | — |
| Peasmoor Piece | 1.18 ha | | — |
| Cowley Marsh Nature Park Oxford City Council | 1.04 ha | | — |
| Fallaize Park | 1.04 ha | | — |
| Fellows' Garden Magdalen College | 0.92 ha | | — |
| Barracks Lane Meadow | 0.69 ha | | — |
| Manzil Way Gardens Oxford City Council | 0.54 ha | | — |
| Littlemore Church Nature Reserve | 0.45 ha | | — |
| Magdalen Quarry Local Nature Reserve Oxford City Council | 0.36 ha | | — |
| Bishop's Garden | 0.31 ha | | — |
| Genetic Garden | 0.2 ha | | — |
| Wellington Square Gardens University of Oxford | 0.2 ha | | — |
| Cherwell School Ecology Garden Cherwell School | 0.19 ha | | — |
| Thomas White Quad St John's College | 0.18 ha | | — |
| OxGrow | 0.15 ha | | — |
| Winter Garden | 0.15 ha | | — |
| President's Garden St John's College | 0.11 ha | | — |
| Snakes Island Rewley Park Management Co. Ltd | 0.11 ha | | — |
| Bog Garden | 0.09 ha | | — |
| Formal Garden | 0.09 ha | | — |
| President's Gardens Trinity College | 0.08 ha | | — |
| St Ebbe's Church Garden St Ebbe's Church | 0.06 ha | | — |
| Turrill Sculpture Garden | 0.05 ha | | — |
| Lisa Monoprio Garden Somerville College | 0.04 ha | | — |
| Bob Thomas Garden University College | 0.02 ha | | — |
| Rom Harre Garden | 0.02 ha | | — |
| St Clement’s Garden St Clement's Community | 0.02 ha | | — |