| Acacia School151916 | Not applicable | — | — | — |
| Acorn Free School139774 | Not applicable | Good | 0.0% | 1 |
| Aegir - A Specialist Academy142136 | Not applicable | Good | 65.9% | 151 |
| Alford Primary School120440 | Primary | Good | 44.7% | 304 |
| Allington with Sedgebrook Church of England Primary School120511 | Primary | Good | 13.3% | 83 |
| Ancaster CofE Primary School120512 | Primary | Good | 21.5% | 186 |
| Aspiration House School148189 | Not applicable | — | — | 3 |
| Athena School131277 | Not applicable | Good | 62.5% | 112 |
| Ayscoughfee Hall School120731 | Not applicable | — | — | 135 |
| Bardney Church of England and Methodist Primary School120589 | Primary | Good | 32.7% | 162 |
| Barkston and Syston CofE Primary School120689 | Primary | Good | 14.9% | 94 |
| Barrowby Church of England Primary School120513 | Primary | Outstanding | 11.2% | 241 |
| Bassingham Primary School145437 | Primary | Good | 14.4% | 167 |
| Baston CE Primary School120514 | Primary | Good | 12.2% | 188 |
| Beacon Primary Academy139702 | Primary | Good | 34.0% | 206 |
| Belmont Community Primary School120401 | Primary | Requires Improvement | 42.9% | 198 |
| Belton Lane Community Primary School120392 | Primary | Good | 42.6% | 303 |
| Benjamin Adlard Primary School138063 | Primary | Expected standard | 62.8% | 234 |
| Billingborough Primary School151274 | Primary | Good | 17.1% | 116 |
| Binbrook CofE Primary School120565 | Primary | Good | 49.3% | 73 |
| Blyton Cum Laughton Church of England School120619 | Primary | Good | 36.9% | 122 |
| Boston College130761 | 16 plus | — | — | — |
| Boston Endeavour Academy142666 | Not applicable | Good | 50.7% | 161 |
| Boston High School139140 | Secondary | Good | 14.5% | 837 |
| Boston Nursery School126564 | Nursery | Good | 0.0% | 69 |
| Boston Pioneers Free School Academy139597 | Primary | Good | 41.4% | 411 |
| Boston West Academy138291 | Primary | Good | 25.5% | 412 |
| Bourne Abbey Church of England Primary Academy136354 | Primary | Good | 27.2% | 686 |
| Bourne Academy137572 | Secondary | Good | 25.6% | 1,573 |
| Bourne Elsea Park Church of England Primary Academy140214 | Primary | Good | 18.7% | 273 |
| Bourne Grammar School137793 | Secondary | Good | 7.3% | 1,718 |
| Bourne Westfield Primary Academy137599 | Primary | Good | 13.5% | 683 |
| Bracebridge Heath St John's Primary Academy137794 | Primary | Good | 15.6% | 358 |
| Bracebridge Infant and Nursery School139142 | Primary | Good | 29.0% | 85 |
| Branston Church of England Infant Academy144122 | Primary | Outstanding | 16.7% | 132 |
| Branston Community Academy136358 | Secondary | Requires Improvement | 25.0% | 1,132 |
| Branston Junior Academy138486 | Primary | Good | 20.7% | 174 |
| Brant Broughton Church of England and Methodist Primary School120594 | Primary | Requires Improvement | 23.0% | 61 |
| Bridge House Independent School139264 | Not applicable | — | — | 102 |
| Brown's Church of England Primary School143258 | Primary | Good | 36.5% | 52 |
| Bucknall Primary School120443 | Primary | Good | 36.8% | 38 |
| Burton Hathow Preparatory School139235 | Not applicable | — | — | 96 |
| Bythams Primary School120506 | Primary | Requires Improvement | 34.5% | 58 |
| Caistor CofE and Methodist Primary School120590 | Primary | Good | 22.8% | 189 |
| Caistor Grammar School136350 | Secondary | Good | 7.0% | 690 |
| Caistor Yarborough Academy136958 | Secondary | Expected standard | 27.7% | 680 |
| Car Dyke School151568 | Not applicable | — | — | 3 |
| Carlton Road Academy138751 | Primary | Good | 41.6% | 458 |
| Carre's Grammar School137213 | Secondary | Good | 8.9% | 810 |
| Castle Wood Academy140329 | Primary | Good | 35.3% | 272 |