| St John's Catholic Primary School, Gravesend142156 | Primary | — | 19.0% | 869 |
| St John's Catholic Comprehensive118933 | Secondary | — | 27.6% | 1,335 |
| St James' Church of England Voluntary Aided Primary School118725 | Primary | — | 10.5% | 629 |
| St Helens Montessori School131567 | Not applicable | — | — | 45 |
| St Gregory's Catholic School140640 | Secondary | — | 23.3% | 1,093 |
| St Gregory's Catholic Primary School, Margate140873 | Primary | — | 34.2% | 284 |
| St Georges CofE (Aided) Primary School142372 | Primary | — | 20.4% | 382 |
| St George's Church of England Voluntary Controlled Primary School118635 | Primary | — | 22.1% | 195 |
| St George's Church of England Foundation School118919 | All-through | — | 34.5% | 1,590 |
| St Francis' Catholic Primary School, Maidstone118853 | Primary | — | 12.4% | 402 |
| St Faith's at Ash School Limited119008 | Not applicable | — | — | 190 |
| St Ethelbert's Catholic Primary School118764 | Primary | — | 40.5% | 205 |
| St Edward's Catholic Primary School141386 | Primary | — | 58.1% | 198 |
| St Edmund's School Canterbury118998 | Not applicable | — | — | 523 |
| St Edmund's Catholic School141217 | Secondary | — | 43.5% | 644 |
| St Eanswythe's Church of England Primary School139315 | Primary | — | 24.2% | 215 |
| St Crispin's Infant School152231 | Primary | — | 28.6% | 193 |
| St Botolph's Church of England Primary School141579 | Primary | — | 30.3% | 422 |
| St Bartholomew's Catholic Primary School, Swanley151498 | Primary | — | 21.4% | 318 |
| St Barnabas CofE VA Primary School118724 | Primary | — | 32.3% | 201 |
| St Augustine's Catholic Primary School149261 | Primary | — | 14.5% | 179 |
| St Augustine's Catholic Primary School144836 | Primary | — | 21.6% | 241 |
| St Augustine Academy136923 | Secondary | — | 35.5% | 673 |
| St Anthony's School119037 | Not applicable | — | 75.5% | 110 |
| St Anselm's Catholic School, Canterbury140874 | Secondary | — | 21.9% | 1,116 |
| St Anselm's Catholic Primary School118765 | Primary | — | 10.9% | 211 |
| St Alphege Church of England Infant School118659 | Primary | — | 20.4% | 206 |
| Springhead Park Primary School147850 | Primary | — | 17.4% | 438 |
| Spring Grove School 2003 Ltd118992 | Not applicable | — | — | 183 |
| Speldhurst Church of England Voluntary Aided Primary School118607 | Primary | — | 5.2% | 212 |
| Southborough CofE Primary School118712 | Primary | — | 15.4% | 631 |
| South Borough Primary School141650 | Primary | — | 26.3% | 448 |
| South Avenue Primary School140521 | Primary | — | 38.7% | 408 |
| Somerhill118960 | Not applicable | — | — | 518 |
| Solefield School118981 | Not applicable | — | — | 210 |
| Snodland CofE Primary School118846 | Primary | — | 28.7% | 407 |
| Smeeth Community Primary School118381 | Primary | — | 17.5% | 120 |
| Smarden Primary School137529 | Primary | — | 16.0% | 172 |
| Small Haven School135018 | Not applicable | — | — | 35 |
| Slade Primary School and Attached Unit for Children with Hearing Impairment118285 | Primary | — | 16.2% | 419 |
| Skinners' Temple Grove139052 | Primary | — | 53.1% | 163 |
| Skinners' Kent Primary School141085 | Primary | — | 18.0% | 212 |
| Skinners' Kent Academy135888 | Secondary | — | 30.1% | 1,017 |
| Skills for Independence and Employability Ltd146546 | Not applicable | — | — | — |
| Sissinghurst Voluntary Aided Church of England Primary School118717 | Primary | — | 20.7% | 194 |
| Sir Roger Manwood's School136501 | Secondary | — | 12.9% | 981 |
| Sir Geoffrey Leigh Academy135297 | Secondary | — | 29.3% | 1,318 |
| Singlewell Primary School118479 | Primary | — | 19.9% | 402 |
| Simon Langton Grammar School for Boys118884 | Secondary | — | 8.1% | 1,226 |
| Simon Langton Girls' Grammar School118840 | Secondary | — | 7.6% | 1,258 |