| Oratory Preparatory School123286 | Not applicable | — | — | 292 |
| Orchard Fields Community School122994 | Primary | Good | 39.9% | 422 |
| Orchard Meadow Primary School146380 | Primary | Good | 44.2% | 217 |
| Orion Academy147728 | Not applicable | Requires Improvement | 70.8% | 74 |
| Our Lady of Lourdes Catholic Primary School, Witney139527 | Primary | Good | 18.2% | 187 |
| Our Lady's Roman Catholic Primary School139477 | Primary | Good | 8.6% | 325 |
| Oxford Brookes University133864 | Not applicable | — | — | — |
| Oxford High School Gdst123310 | Not applicable | — | — | 789 |
| Oxford International College146516 | Not applicable | — | — | 361 |
| Oxford Media & Business School133175 | Not applicable | — | — | — |
| Oxford Montessori Schools132048 | Not applicable | — | — | 131 |
| Oxford Spires Academy136261 | Secondary | Good | 26.8% | 1,306 |
| Oxfordshire Hospital School123337 | Not applicable | Outstanding | — | 0 |
| Park School123326 | Not applicable | — | — | 54 |
| Pegasus School139985 | Primary | Good | 43.1% | 479 |
| Peppard Church of England Primary School123135 | Primary | Good | 5.7% | 70 |
| Pinewood School123301 | Not applicable | — | — | 404 |
| Queen Emma's Primary School142362 | Primary | Good | 29.7% | 182 |
| Queensway School122996 | Primary | Good | 23.0% | 434 |
| Radley Church of England Primary School123157 | Primary | Good | 9.4% | 170 |
| Radley College123300 | Not applicable | — | — | 762 |
| Raf Benson Community Primary School123028 | Primary | Good | 0.0% | 130 |
| Rose Hill Primary School146278 | Primary | Requires Improvement | 44.6% | 281 |
| Rupert House School123276 | Not applicable | — | — | 201 |
| Rush Common School137920 | Primary | Good | 4.8% | 429 |
| Ruskin College130794 | 16 plus | — | — | — |
| Sacred Heart Catholic Primary School, Henley-on-Thames123204 | Primary | Good | 22.0% | 118 |
| Sandhills Community Primary School146270 | Primary | Good | 12.4% | 217 |
| Sandwell Learning Centre148112 | Not applicable | — | — | 15 |
| Shellingford Church of England (Voluntary Aided) School123222 | Primary | Good | 8.3% | 96 |
| Shenington Church of England Primary School123273 | Primary | Good | 3.2% | 94 |
| Shiplake Church of England School123203 | Primary | Good | 2.9% | 140 |
| Shiplake College123285 | Not applicable | — | — | 537 |
| Shrivenham Church of England School140293 | Primary | Good | 17.2% | 244 |
| Sibford Gower Endowed Primary School142206 | Primary | Good | 10.0% | 97 |
| Sibford School123278 | Not applicable | — | — | 396 |
| Sires Hill Primary Academy149696 | Primary | — | 0.0% | 75 |
| Slade Nursery School122970 | Nursery | Outstanding | 0.0% | 95 |
| Sonning Common Primary School123038 | Primary | Good | 21.8% | 330 |
| South Moreton Primary School144547 | Primary | Good | 13.8% | 116 |
| South Stoke Primary School123039 | Primary | Requires Improvement | 18.2% | 22 |
| Southwold Primary School142728 | Primary | Good | 13.0% | 324 |
| Springfield School147127 | Not applicable | Good | 29.3% | 116 |
| St Aloysius' Catholic Primary School123218 | Primary | Good | 8.4% | 203 |
| St Amand's Catholic Primary School123224 | Primary | Good | 14.3% | 92 |
| St Andrew's Church of England Primary School, Chinnor123126 | Primary | Good | 7.7% | 415 |
| St Andrew's Church of England Primary School, Oxford123140 | Primary | Good | 9.4% | 213 |
| St Barnabas' Church of England Aided Primary School123211 | Primary | Good | 14.6% | 153 |
| St Birinus School138762 | Secondary | Good | 16.6% | 1,212 |
| St Blaise CofE Primary School123178 | Primary | Good | 22.9% | 144 |