| Queen Elizabeth's Grammar School, Horncastle138665 | Secondary | Good | 11.6% | 788 |
| Queen Elizabeth's Grammar Alford - A Selective Academy136315 | Secondary | Good | 16.3% | 565 |
| Quadring Cowley & Brown's Primary School120552 | Primary | Good | 19.4% | 98 |
| Poplar Farm School145902 | Primary | Good | 17.9% | 414 |
| Pollyplatt Primary Academy152195 | Primary | Good | 23.2% | 56 |
| Partney Church of England Aided Primary School120627 | Primary | Requires Improvement | 36.5% | 63 |
| Park Academy139191 | Primary | Good | 34.3% | 300 |
| Our Lady of Lincoln Catholic Primary School A Voluntary Academy139622 | Primary | Good | 48.5% | 196 |
| Our Lady of Good Counsel Catholic Primary School, A Voluntary Academy139621 | Primary | Good | 48.6% | 146 |
| Osgodby Primary School120471 | Primary | Good | 23.1% | 91 |
| Osbournby Primary School151275 | Primary | Requires Improvement | 21.3% | 61 |
| Old Leake Primary Academy149501 | Primary | Good | 45.1% | 168 |
| Oakwood House Independent School150706 | Not applicable | — | — | 35 |
| North Somercotes CofE Primary School120692 | Primary | Good | 39.7% | 179 |
| North Scarle Primary School120385 | Primary | Good | 18.8% | 48 |
| North Kesteven Academy136871 | Secondary | Requires Improvement | 38.3% | 587 |
| North Cockerington Church of England Primary School120580 | Primary | Requires Improvement | 22.8% | 79 |
| Normanby Primary School120468 | Primary | Good | 14.0% | 57 |
| Nocton Community Primary School120383 | Primary | Good | 41.0% | 39 |
| Newton-on-Trent CofE Primary School120578 | Primary | Good | 7.8% | 64 |
| Newton Bridge Academy141254 | Not applicable | Outstanding | 51.9% | 259 |
| New York Primary School146597 | Primary | Requires Improvement | 43.3% | 30 |
| Nettleton Community Primary School120465 | Primary | Good | 23.1% | 65 |
| Navenby Church of England Primary School120532 | Primary | Good | 10.3% | 195 |
| Mrs Mary King's CofE (Controlled) Primary School120530 | Primary | Good | 25.3% | 87 |
| Mount Street Academy137551 | Primary | Good | 23.9% | 294 |
| Moulton Chapel Primary School120417 | Primary | Good | 41.4% | 70 |
| Morton Trentside Primary School120464 | Primary | Good | 30.9% | 178 |
| Monkshouse Primary Academy150443 | Primary | Good | 18.1% | 446 |
| Mercer's Wood Academy139332 | Primary | Good | 75.8% | 157 |
| Meadows View School151624 | Not applicable | — | — | 26 |
| Marshchapel Infant School120461 | Primary | Good | 22.2% | 27 |
| Market Deeping Community Primary School120398 | Primary | Good | 30.8% | 289 |
| Manor Farm Academy141556 | Primary | Good | 7.5% | 213 |
| Malcolm Sargent Primary School137680 | Primary | Good | 16.6% | 604 |
| Mablethorpe Primary Academy138445 | Primary | Good | 51.8% | 320 |
| Lutton St Nicholas Primary Academy148747 | Primary | Requires Improvement | 27.9% | 104 |
| Louth Academy144968 | Secondary | Good | 43.1% | 891 |
| Long Sutton County Primary School147566 | Primary | Good | 26.9% | 420 |
| Long Bennington Church of England Academy138057 | Primary | Good | 13.9% | 251 |
| Ling Moor Primary Academy138748 | Primary | Outstanding | 13.3% | 415 |
| Lincolnshire Secure Unit128991 | Not applicable | — | — | — |
| Lincoln UTC140950 | Secondary | Good | 26.0% | 389 |
| Lincoln Monks Abbey Primary School120429 | Primary | Requires Improvement | 35.8% | 588 |
| Lincoln Minster School120724 | Not applicable | — | — | 408 |
| Lincoln College130762 | 16 plus | — | — | — |
| Lincoln Christ's Hospital School137447 | Secondary | Good | 37.7% | 1,275 |
| Lincoln Castle Academy150482 | Secondary | Inadequate | 46.5% | 744 |
| Lincoln Carlton Academy138970 | Primary | Good | 14.7% | 436 |
| Lincoln Bishop University133835 | Not applicable | — | — | — |