| Thorne Moors | 1977.77 ha | | — |
| Hatfield Moors | 1397.87 ha | | — |
| Potteric Carr Nature Reserve Yorkshire Wildlife Trust | 239.35 ha | | — |
| Thorpe Marsh Nature Reserve | 63.87 ha | | — |
| Sprotbrough Flash Nature Reserve Yorkshire Wildlife Trust | 63.1 ha | | — |
| Lakeside | 46.07 ha | | — |
| Cantley Park City of Doncaster Council | 41.04 ha | | — |
| YWT Carr Lodge Yorkshire Wildlife Trust | 40.97 ha | | — |
| Town Fields | 37.0 ha | | — |
| Bunting's Wood LNR | 33.37 ha | | — |
| St Leger Horse Park | 26.22 ha | | — |
| Quarry Park LNR | 24.87 ha | | — |
| Denaby Ings SSSI | 24.13 ha | | — |
| Cusworth Hall Museum and Park | 23.0 ha | | — |
| Brodsworth Park | 20.81 ha | | — |
| Quarry Park | 19.76 ha | | — |
| Sandall Park | 18.7 ha | | — |
| Old Denaby Wetlands Nature Reserve | 18.57 ha | | — |
| Shirley Pool SSSI | 18.32 ha | | — |
| Hesley Park | 16.45 ha | | — |
| YWT Manor Farm Yorkshire Wildlife Trust | 14.51 ha | | — |
| Elmfield Park | 12.01 ha | | — |
| Hexthorpe Park | 11.64 ha | | — |
| Hatchell Wood LNR | 11.01 ha | | — |
| Jubilee Fields | 10.64 ha | | — |
| Campsall Park | 8.4 ha | | — |
| Brodsworth Hall and Gardens English Heritage | 8.39 ha | | — |
| Adwick Park | 6.96 ha | | — |
| Firsby Reservoirs Local Nature Reserve | 6.9 ha | | — |
| Went Ings Meadows SSSI | 6.86 ha | | — |
| Bentley Park | 6.56 ha | | — |
| Riverside Park | 6.11 ha | | — |
| Owston Hay Meadows SSSI | 5.41 ha | | — |
| Westfield Park | 4.82 ha | | — |
| The Dell | 3.26 ha | | — |
| Memorial Park | 2.86 ha | | — |
| Barnsley Road Playing Field Brodsworth Parish Council | 2.57 ha | | — |
| Grove Park | 2.1 ha | | — |
| Tickhill Recreation Ground | 1.83 ha | 🐕 | — |
| Edlington Community Woodland | 1.65 ha | | — |
| Runway Park City of Doncaster | 1.34 ha | | — |
| Woodfield Park | 1.29 ha | | — |
| Haslam Park | 1.16 ha | | — |