| 276 | Debden Park High School | 1,050 pupils | Academy · Day · 6th | Loughton, East of England | — |
| 277 | Westbourne Academy | 1,038 pupils | Academy · Day | Ipswich, East of England | — |
| 278 | The Gateway Academy | 1,033 pupils | Academy · Day | Grays, East of England | — |
| 279 | Thurstable School | 1,031 pupils | Academy · Day | Colchester, East of England | — |
| 280 | Freman College | 1,022 pupils | Academy · Day · 6th | Buntingford, East of England | — |
| 281 | St Bernard's High School | 1,021 pupils | Academy · Day · 6th | Westcliff-on-Sea, East of England | — |
| 282 | Future Academies Watford | 1,018 pupils | Academy · Day · 6th | Watford, East of England | — |
| 283 | Reepham High School and College | 1,015 pupils | Academy · Day · 6th | Norwich, East of England | — |
| 284 | Bungay High School | 996 pupils | Academy · Day · 6th | Bungay, East of England | — |
| 285 | Stratton School | 986 pupils | Academy · Day · 6th | Biggleswade, East of England | — |
| 286 | The Thomas Alleyne Academy | 986 pupils | Academy · Day · 6th | Stevenage, East of England | — |
| 287 | Verulam School | 984 pupils | Academy · Day · 6th | St Albans, East of England | — |
| 288 | St Benedict's Catholic School | 976 pupils | Academy · Day · 6th | Bury St Edmunds, East of England | — |
| 289 | Bishop's Hatfield Girls' School | 942 pupils | Academy · Day · 6th | Hatfield, East of England | — |
| 290 | The Grange Academy | 934 pupils | Academy · Day · 6th | Bushey, East of England | — |
| 291 | Lincroft Academy | 931 pupils | Academy · Day | Bedford, East of England | — |
| 292 | Loreto College | 930 pupils | Academy · Day · 6th | St Albans, East of England | — |
| 293 | Ridgeway Academy | 929 pupils | Academy · Day · 6th | Welwyn Garden City, East of England | — |
| 294 | The Thomas Lord Audley School | 921 pupils | Academy · Day | Colchester, East of England | — |
| 295 | Attleborough Academy | 920 pupils | Academy · Day · 6th | Attleborough, East of England | — |
| 296 | Diss High School | 918 pupils | Academy · Day · 6th | Diss, East of England | — |
| 297 | Manningtree High School | 917 pupils | Academy · Day | Manningtree, East of England | — |
| 298 | Ormiston Venture Academy | 902 pupils | Academy · Day | Gorleston, East of England | — |
| 299 | Stowmarket High School | 896 pupils | Academy · Day · 6th | Stowmarket, East of England | — |
| 300 | Great Yarmouth Charter Academy | 895 pupils | Free School · Day | Great Yarmouth, East of England | — |