| Olney Infant Academy136792 | Primary | Outstanding | 14.5% | 241 |
| Oldbrook First School and Nursery110240 | Primary | Good | 26.5% | 211 |
| Oakhill Secure Training Centre128768 | Not applicable | — | — | — |
| Oakgrove School136454 | All-through | Good | 16.6% | 2,505 |
| North Crawley CofE School110406 | Primary | Good | 4.2% | 24 |
| Newton Leys Primary School135270 | Primary | Good | 21.5% | 604 |
| Newton Blossomville Church of England School110405 | Primary | Outstanding | 20.0% | 15 |
| New Chapter Primary School139057 | Primary | Good | 46.3% | 231 |
| New Bradwell Primary School144424 | Primary | Good | 31.8% | 623 |
| Moorlands Centre Nursery School126565 | Nursery | Good | 0.0% | 34 |
| Moorland Primary School147154 | Primary | Requires Improvement | 56.8% | 197 |
| Monkston Primary School144137 | Primary | Good | 13.9% | 410 |
| Milton Keynes Preparatory School110565 | Not applicable | — | — | 400 |
| Milton Keynes College130609 | 16 plus | — | — | — |
| Middleton Primary School140734 | Primary | Outstanding | 6.7% | 631 |
| Merebrook Infant School151372 | Primary | Good | 18.5% | 135 |
| Loughton School139861 | Primary | Good | 22.9% | 477 |
| Loughton Manor First School131348 | Primary | Good | 10.1% | 231 |
| Lord Grey Academy145736 | Secondary | Good | 33.9% | 1,431 |
| Long Meadow School132787 | Primary | Good | 14.2% | 379 |
| Lift Sir Herbert Leon138439 | Secondary | Good | 50.1% | 647 |
| Lift Charles Warren138440 | Primary | Good | 57.1% | 191 |
| Lavendon School150335 | Primary | Good | 16.7% | 150 |
| Langland Community School147112 | Primary | Good | 59.1% | 175 |
| Kws Milton Keynes148420 | Not applicable | — | — | 6 |
| Knowles Primary School144357 | Primary | Good | 46.4% | 347 |
| Knowles Nursery School110197 | Nursery | Good | 0.0% | 78 |
| Kents Hill Park all-through school145063 | All-through | Good | 29.2% | 1,019 |
| Jubilee Wood Primary School145043 | Primary | Good | 36.2% | 524 |
| Howe Park School132786 | Primary | Good | 20.0% | 145 |
| Holne Chase Primary School148229 | Primary | Good | 26.6% | 207 |
| Holmwood School147381 | Primary | Good | 22.4% | 196 |
| Heronshill School and Nursery141271 | Primary | Good | 16.7% | 93 |
| Heronshaw School146462 | Primary | Good | 25.0% | 196 |
| Heronsgate School139449 | Primary | Good | 33.8% | 346 |
| Heelands School110382 | Primary | Good | 21.6% | 74 |
| Haversham Village School110231 | Primary | Good | 3.8% | 160 |
| Hanslope Primary School110230 | Primary | Good | 23.7% | 287 |
| Greenleys Junior School110367 | Primary | Good | 56.3% | 213 |
| Greenleys First School110345 | Primary | Good | 49.1% | 110 |
| Green Park School110395 | Primary | Good | 14.2% | 295 |
| Great Linford Primary School110366 | Primary | Good | 34.1% | 314 |
| Glebe Farm School149106 | All-through | Outstanding | 22.3% | 907 |
| Glastonbury Thorn School110400 | Primary | Good | 13.4% | 149 |
| Giles Brook Primary School134073 | Primary | Good | 8.6% | 420 |
| Giffard Park Primary School110381 | Primary | Good | 27.8% | 281 |
| Germander Park School110375 | Primary | Good | 48.5% | 125 |
| Falconhurst School110355 | Primary | Good | 46.6% | 294 |
| Fairfields Primary School143766 | Primary | Good | 11.4% | 574 |
| Emerson Valley School151371 | Primary | Good | 27.4% | 467 |