| St Alban's Catholic High School137849 | Secondary | Good | 20.6% | 967 |
| Sproughton Church of England Primary School142595 | Primary | Good | 9.7% | 103 |
| Sprites Primary Academy141985 | Primary | Good | 28.1% | 406 |
| Springfield Junior School144329 | Primary | Good | 31.1% | 354 |
| Springfield Infant School and Nursery144213 | Primary | Expected standard | 24.5% | 287 |
| Southwold Primary School144826 | Primary | Good | 56.1% | 60 |
| South Lee School124876 | Not applicable | — | — | 205 |
| Somersham Primary School124609 | Primary | Good | 11.1% | 72 |
| Somerleyton Primary School145694 | Primary | Good | 7.5% | 67 |
| Snape Primary School148824 | Primary | Good | 8.4% | 103 |
| Sir Robert Hitcham Church of England Voluntary Aided School124774 | Primary | Good | 12.7% | 169 |
| Sir Peter Hall School149108 | Not applicable | Good | 60.0% | 56 |
| Sir John Leman High School137055 | Secondary | Good | 22.6% | 1,404 |
| Sir Bobby Robson School147849 | Not applicable | Good | 56.7% | 60 |
| Sidegate Primary School140822 | Primary | Good | 17.1% | 649 |
| Shotley Community Primary School146271 | Primary | Good | 30.9% | 81 |
| Sexton's Manor Primary School150689 | Primary | Good | 24.3% | 165 |
| Sebert Wood Community Primary School124682 | Primary | Good | 11.5% | 374 |
| Saxmundham Primary School146494 | Primary | Good | 40.6% | 252 |
| Sandlings Primary School124685 | Primary | Good | 6.1% | 82 |
| Samuel Ward Academy136322 | Secondary | Good | 17.7% | 1,076 |
| Saint Felix School124868 | Not applicable | — | — | 235 |
| Rushmere Hall Primary School148414 | Primary | Good | 13.1% | 506 |
| Royal Hospital School124889 | Not applicable | — | — | 495 |
| Rougham Church of England Primary School145237 | Primary | Good | 11.2% | 196 |
| Rose Hill Primary145540 | Primary | Good | 29.7% | 259 |
| Roman Hill Primary School145559 | Primary | Requires Improvement | 51.1% | 375 |
| Riverwalk School146418 | Not applicable | Good | 40.8% | 217 |
| Risby Church of England Voluntary Controlled Primary School124712 | Primary | Good | 7.4% | 203 |
| Ringshall School147509 | Primary | Good | 12.0% | 117 |
| Ringsfield Church of England Primary School144849 | Primary | Good | 9.9% | 118 |
| Reydon Primary School141702 | Primary | Good | 28.6% | 168 |
| Rendlesham Primary School145795 | Primary | Good | 9.6% | 277 |
| Redstone Hall School152347 | Not applicable | — | — | — |
| Red Oak Primary School140573 | Primary | Good | 40.4% | 420 |
| Ravenswood Community Primary School151105 | Primary | Good | 30.6% | 385 |
| Ravensmere Infant School143491 | Primary | Good | 21.2% | 52 |
| Rattlesden Church of England Primary Academy142554 | Primary | Good | 14.1% | 135 |
| Ranelagh Primary School124645 | Primary | Good | 34.3% | 281 |
| Pushforward Secondary School152344 | Not applicable | — | — | — |
| Pushforward Primary School152350 | Not applicable | — | — | — |
| Priory School137433 | Not applicable | Outstanding | 49.8% | 241 |
| Pot Kiln Primary School124536 | Primary | Good | 28.8% | 236 |
| Poplars Community Primary School145541 | Primary | Requires Improvement | 47.3% | 260 |
| Place Farm Primary Academy138161 | Primary | Good | 30.7% | 416 |
| Piper's Vale Primary - A Paradigm Academy145118 | Primary | Good | 51.2% | 361 |
| Phoenix St Peter Academy141983 | Primary | Good | 56.0% | 109 |
| Parkside Academy142801 | Not applicable | Good | 80.0% | 5 |
| Palgrave Church of England Primary School143071 | Primary | Good | 8.2% | 85 |
| Pakefield Primary School141640 | Primary | Needs attention | 18.4% | 274 |