| Oratory Preparatory School123286 | Not applicable | — | — | 263 |
| Orchard Fields Community School122994 | Primary | Good | 39.4% | 415 |
| Orchard Meadow Primary School146380 | Primary | Good | 42.3% | 209 |
| Orion Academy147728 | Not applicable | Requires Improvement | 65.3% | 74 |
| Our Lady of Lourdes Catholic Primary School, Witney139527 | Primary | Good | 15.5% | 247 |
| Our Lady's Roman Catholic Primary School139477 | Primary | Good | 7.6% | 318 |
| Oxford Brookes University133864 | Not applicable | — | — | — |
| Oxford High School Gdst123310 | Not applicable | — | — | 756 |
| Oxford International College146516 | Not applicable | — | — | 216 |
| Oxford Media & Business School133175 | Not applicable | — | — | — |
| Oxford Montessori Schools132048 | Not applicable | — | — | 124 |
| Oxford Spires Academy136261 | Secondary | Good | 26.8% | 1,351 |
| Oxfordshire Hospital School123337 | Not applicable | Outstanding | — | 0 |
| Park School123326 | Not applicable | — | — | 60 |
| Pegasus School139985 | Primary | Good | 42.0% | 479 |
| Peppard Church of England Primary School123135 | Primary | Expected standard | 8.2% | 61 |
| Pinewood School123301 | Not applicable | — | — | 392 |
| Queen Emma's Primary School142362 | Primary | Good | 25.1% | 179 |
| Queensway School122996 | Primary | Good | 22.4% | 398 |
| Radley Church of England Primary School123157 | Primary | Good | 12.8% | 179 |
| Radley College123300 | Not applicable | — | — | 769 |
| Raf Benson Community Primary School123028 | Primary | Good | 0.8% | 123 |
| Rose Hill Primary School146278 | Primary | Requires Improvement | 53.8% | 268 |
| Rupert House School123276 | Not applicable | — | — | 214 |
| Rush Common School137920 | Primary | Expected standard | 4.7% | 417 |
| Ruskin College130794 | 16 plus | — | — | — |
| Sacred Heart Catholic Primary School, Henley-on-Thames123204 | Primary | Expected standard | 19.4% | 108 |
| Sandhills Community Primary School146270 | Primary | Good | 13.5% | 193 |
| Sandwell Learning Centre148112 | Not applicable | — | — | 13 |
| Shellingford Church of England (Voluntary Aided) School123222 | Primary | Good | 1.2% | 85 |
| Shenington Church of England Primary School123273 | Primary | Good | 6.0% | 84 |
| Shiplake Church of England School123203 | Primary | Good | 3.2% | 154 |
| Shiplake College123285 | Not applicable | — | — | 575 |
| Shrivenham Church of England School140293 | Primary | Good | 15.2% | 245 |
| Sibford Gower Endowed Primary School142206 | Primary | Good | 15.1% | 93 |
| Sibford School123278 | Not applicable | — | — | 382 |
| Sires Hill Primary Academy149696 | Primary | — | 4.1% | 117 |
| Slade Nursery School122970 | Nursery | Expected standard | 0.0% | 99 |
| Sonning Common Primary School123038 | Primary | Good | 19.5% | 292 |
| South Moreton Primary School144547 | Primary | Strong standard | 14.8% | 115 |
| South Stoke Primary School123039 | Primary | Needs attention | 20.8% | 24 |
| Southwold Primary School142728 | Primary | Good | 13.4% | 315 |
| Springfield School147127 | Not applicable | Good | 27.2% | 125 |
| St Aloysius' Catholic Primary School123218 | Primary | Expected standard | 10.9% | 183 |
| St Amand's Catholic Primary School123224 | Primary | Good | 13.3% | 90 |
| St Andrew's Church of England Primary School, Chinnor123126 | Primary | Good | 8.8% | 411 |
| St Andrew's Church of England Primary School, Oxford123140 | Primary | Good | 11.5% | 208 |
| St Barnabas' Church of England Aided Primary School123211 | Primary | Good | 15.4% | 135 |
| St Birinus School138762 | Secondary | Good | 16.5% | 1,237 |
| St Blaise CofE Primary School123178 | Primary | Good | 26.0% | 169 |