| Lancing College126108 | Not applicable | — | — | 609 |
| Kingslea Primary School134776 | Primary | Good | 5.8% | 428 |
| Kingsham Primary School141181 | Primary | Good | 33.3% | 270 |
| Kilnwood Vale Primary School147193 | Primary | Good | 8.3% | 382 |
| Jolesfield CofE Primary School125985 | Primary | Good | 7.2% | 152 |
| Jessie Younghusband Primary School125880 | Primary | Good | 12.7% | 213 |
| Ingfield Manor School135814 | Not applicable | Good | 27.2% | 90 |
| Imberhorne School126088 | Secondary | Good | 11.9% | 1,558 |
| Ifield Community College150094 | Secondary | Good | 33.1% | 1,214 |
| Hurstpierpoint College126136 | Not applicable | — | — | 1,311 |
| Hove Micro-School150990 | Not applicable | — | — | 13 |
| Horsham Nursery School125809 | Nursery | Good | 0.0% | 190 |
| Homefield Primary School and Ssc125961 | Primary | Good | 16.2% | 642 |
| Holy Trinity CofE Secondary School, Crawley126098 | Secondary | Good | 32.0% | 1,340 |
| Holy Trinity CofE Primary School, Lower Beeding125987 | Primary | Good | 7.5% | 80 |
| Holy Trinity Church of England Primary School, Cuckfield150946 | Primary | Good | 8.1% | 420 |
| Holmbush Primary Academy141906 | Primary | Good | 16.0% | 222 |
| Hollycombe Primary School125832 | Primary | Good | 3.9% | 103 |
| Holbrook Primary School125965 | Primary | Good | 5.8% | 416 |
| Hilltop Primary School138648 | Primary | Good | 27.7% | 658 |
| Highfield and Brookham School126151 | Not applicable | — | — | 415 |
| Herons Dale School126169 | Not applicable | Good | 33.6% | 146 |
| Heron Way Primary School125887 | Primary | Outstanding | 5.3% | 417 |
| Heene CofE Primary School149713 | Primary | Inadequate | 24.9% | 382 |
| Hazelwick School137263 | Secondary | Outstanding | 18.9% | 1,913 |
| Hawthorns Primary School150286 | Primary | Requires Improvement | 39.9% | 173 |
| Hassocks Infant School125933 | Primary | Good | 5.3% | 266 |
| Harting CofE Primary School126017 | Primary | Good | 12.4% | 97 |
| Harlands Primary School140723 | Primary | Good | 3.1% | 453 |
| Handcross Primary School125932 | Primary | Good | 12.1% | 238 |
| Hambrook School149912 | Not applicable | — | — | 59 |
| Halsford Park Primary School141265 | Primary | Good | 10.1% | 398 |
| Greenway Junior School138492 | Primary | Good | 10.1% | 307 |
| Great Walstead School126135 | Not applicable | — | — | 293 |
| Great Ballard School126130 | Not applicable | — | — | 240 |
| Graffham Church of England Infant School (Voluntary Controlled)148396 | Primary | Good | 2.3% | 44 |
| Gossops Green Primary143635 | Primary | Good | 23.7% | 582 |
| Goring-By-Sea CofE (Aided) Primary School126045 | Primary | Good | 9.7% | 421 |
| Glebe Primary School150066 | Primary | Good | 19.4% | 453 |
| Georgian Gardens Community Primary School125959 | Primary | Good | 21.0% | 405 |
| Funtington Primary School125830 | Primary | Good | 14.7% | 116 |
| Forge Wood Primary School140651 | Primary | Outstanding | 16.0% | 420 |
| Fordwater School, Chichester126163 | Not applicable | Good | 35.9% | 219 |
| Fittleworth CofE Village School125984 | Primary | Requires Improvement | 9.7% | 124 |
| Fishbourne CofE Primary School150592 | Primary | Good | 8.6% | 210 |
| Ferring C of E Primary School125982 | Primary | Good | 12.4% | 169 |
| Fernhurst Primary School141266 | Primary | Good | 11.6% | 121 |
| Felpham Community College126080 | Secondary | Good | 21.4% | 1,520 |
| Farney Close School126139 | Not applicable | — | — | 85 |
| Farlington School126126 | Not applicable | — | — | 414 |