| Olney Infant Academy136792 | Primary | Outstanding | 8.8% | 249 |
| Oldbrook First School and Nursery110240 | Primary | Good | 31.5% | 181 |
| Oakhill Secure Training Centre128768 | Not applicable | — | — | — |
| Oakgrove School136454 | All-through | Good | 17.8% | 2,527 |
| North Crawley CofE School110406 | Primary | Good | 7.1% | 28 |
| Newton Leys Primary School135270 | Primary | Good | 23.6% | 643 |
| Newton Blossomville Church of England School110405 | Primary | Outstanding | 42.9% | 7 |
| New Chapter Primary School139057 | Primary | Good | 45.0% | 231 |
| New Bradwell Primary School144424 | Primary | Good | 33.3% | 583 |
| Moorlands Centre Nursery School126565 | Nursery | Good | 0.0% | 25 |
| Moorland Primary School147154 | Primary | Requires Improvement | 56.2% | 194 |
| Monkston Primary School144137 | Primary | Good | 13.4% | 418 |
| Milton Keynes Preparatory School110565 | Not applicable | — | — | 362 |
| Milton Keynes College130609 | 16 plus | — | — | — |
| Middleton Primary School140734 | Primary | Outstanding | 6.5% | 629 |
| Merebrook Infant School151372 | Primary | Good | 20.9% | 129 |
| Loughton School139861 | Primary | Good | 24.9% | 466 |
| Loughton Manor First School131348 | Primary | Good | 11.9% | 206 |
| Lord Grey Academy145736 | Secondary | Good | 37.0% | 1,446 |
| Long Meadow School132787 | Primary | Good | 19.0% | 358 |
| Lift Sir Herbert Leon138439 | Secondary | Good | 51.6% | 589 |
| Lift Charles Warren138440 | Primary | Good | 59.9% | 182 |
| Lavendon School150335 | Primary | Good | 15.8% | 152 |
| Langland Community School147112 | Primary | Good | 62.8% | 172 |
| Kws Milton Keynes148420 | Not applicable | — | — | 6 |
| Knowles Primary School144357 | Primary | Good | 50.6% | 356 |
| Knowles Nursery School110197 | Nursery | Good | 0.0% | 84 |
| Kents Hill Park all-through school145063 | All-through | Good | 31.0% | 1,056 |
| Jubilee Wood Primary School145043 | Primary | Good | 34.7% | 508 |
| Howe Park School132786 | Primary | Good | 15.9% | 107 |
| Holne Chase Primary School148229 | Primary | Good | 25.0% | 204 |
| Holmwood School147381 | Primary | Good | 17.1% | 201 |
| Heronshill School and Nursery141271 | Primary | Good | 10.7% | 74 |
| Heronshaw School146462 | Primary | Good | 22.4% | 161 |
| Heronsgate School139449 | Primary | Good | 35.0% | 334 |
| Heelands School110382 | Primary | Good | 21.1% | 71 |
| Haversham Village School110231 | Primary | Good | 2.6% | 154 |
| Hanslope Primary School110230 | Primary | Good | 25.7% | 276 |
| Greenleys Junior School110367 | Primary | Good | 60.1% | 193 |
| Greenleys First School110345 | Primary | Good | 53.3% | 92 |
| Green Park School110395 | Primary | Good | 17.0% | 289 |
| Great Linford Primary School110366 | Primary | Good | 34.8% | 302 |
| Glebe Farm School149106 | All-through | Outstanding | 21.4% | 1,188 |
| Glastonbury Thorn School110400 | Primary | Good | 13.2% | 136 |
| Giles Brook Primary School134073 | Primary | Good | 9.0% | 432 |
| Giffard Park Primary School110381 | Primary | Good | 27.2% | 265 |
| Germander Park School110375 | Primary | Good | 38.2% | 110 |
| Falconhurst School110355 | Primary | Good | 43.7% | 268 |
| Fairfields Primary School143766 | Primary | Good | 11.2% | 603 |
| Emerson Valley School151371 | Primary | Good | 28.7% | 449 |