| South Stanley Junior School145040 | Primary | Good | 62.3% | 146 |
| South Stanley Infant and Nursery School143584 | Primary | Good | 53.3% | 113 |
| South Hetton Primary141999 | Primary | Good | 38.9% | 202 |
| Silver Tree Primary School and Nursery123350 | Primary | Good | 43.5% | 201 |
| Shotton Primary School114152 | Primary | Good | 47.9% | 289 |
| Shotton Hall Primary School135838 | Primary | Good | 26.6% | 350 |
| Shotley Bridge Primary School114038 | Primary | Good | 10.5% | 344 |
| Shincliffe CofE (Controlled) Primary School114229 | Primary | Good | 6.7% | 195 |
| Shield Row Primary School141997 | Primary | Good | 30.6% | 196 |
| Sherburn Primary School114127 | Primary | Good | 31.0% | 176 |
| Sedgefield Primary School114159 | Primary | Good | 16.0% | 213 |
| Sedgefield Hardwick Primary Academy149225 | Primary | Outstanding | 13.1% | 256 |
| Sedgefield Community College147670 | Secondary | Outstanding | 24.9% | 982 |
| Seaview Primary School129823 | Primary | Good | 46.2% | 256 |
| Seascape Primary School133701 | Primary | Urgent improvement | 72.8% | 263 |
| Seaham Trinity Primary School134657 | Primary | Good | 44.8% | 349 |
| Seaham High School147711 | Secondary | Good | 42.0% | 1,095 |
| Seaham Harbour Nursery School113975 | Nursery | Outstanding | 0.0% | 94 |
| Sacriston Academy144953 | Primary | Good | 43.0% | 190 |
| Rosemary Lane Nursery School113989 | Nursery | Outstanding | 0.0% | 95 |
| Roseberry Primary and Nursery School114208 | Primary | Good | 25.6% | 266 |
| Rosa Street Primary and Nursery Academy141121 | Primary | Good | 35.7% | 245 |
| Ropery Walk Primary School113993 | Primary | Good | 32.9% | 219 |
| Ribbon School138633 | Primary | Good | 41.1% | 514 |
| Red Rose Primary School114008 | Primary | Good | 14.6% | 294 |
| Ramshaw Primary School114099 | Primary | Good | 33.3% | 54 |
| Prince Bishops Community Primary School151431 | Primary | Good | 50.3% | 210 |
| Pittington Primary School114125 | Primary | Good | 8.3% | 196 |
| Pelton Community Primary School150349 | Primary | Good | 48.1% | 290 |
| Peases West Academy150389 | Primary | Good | 61.5% | 126 |
| Parkside Academy137903 | Secondary | Good | 43.5% | 833 |
| Park View School136971 | Secondary | Good | 25.5% | 1,631 |
| Oxhill Nursery School113970 | Nursery | Good | 0.0% | 109 |
| Ouston Primary School144658 | Primary | Good | 14.7% | 259 |
| Our Lady Star of the Sea Catholic Primary School152108 | Primary | Inadequate | 52.5% | 99 |
| Our Lady of the Rosary Catholic Primary School147108 | Primary | Good | 41.9% | 191 |
| Our Lady of Lourdes Catholic Primary School, Shotton148788 | Primary | Good | 32.1% | 156 |
| Our Lady and St Thomas Catholic Primary School, Willington148627 | Primary | Good | 25.6% | 122 |
| Our Lady and St Joseph Brooms Catholic Primary School, Leadgate148820 | Primary | Good | 40.0% | 60 |
| Our Lady & St Joseph's Catholic Primary School, Ushaw Moor148206 | Primary | Requires Improvement | 27.6% | 98 |
| Open Air Education150768 | Not applicable | — | — | 21 |
| Oakley Cross Primary School and Nursery114069 | Primary | Good | 40.4% | 161 |
| North Park Primary School132172 | Primary | Good | 65.9% | 243 |
| North East Centre for Autism - Aycliffe School139329 | Not applicable | — | — | 60 |
| North Durham Academy136745 | Secondary | Good | 50.6% | 935 |
| Newker Primary School131233 | Primary | Good | 29.0% | 340 |
| New Seaham Academy138826 | Primary | Good | 9.7% | 216 |
| New College Durham130659 | 16 plus | — | — | — |
| New Brancepeth Primary Academy148970 | Primary | Good | 56.0% | 109 |
| Neville's Cross Primary School and Nursery114130 | Primary | Good | 6.5% | 277 |