| Ashlyns School | BERKHAMSTED Hertfordshire, HP4 3AH | Map | Website |
| Bedford Modern School | BEDFORD Bedfordshire, MK41 7NT | Map | Website |
| Bishop's Stortford College | BISHOP'S STORTFORD Hertfordshire, CM23 2PJ | Map | Website |
| Dame Alice Owens School | POTTERS BAR Hertfordshire, EN6 2DU | Map | Website |
| Enfield Grammar School | ENFIELD Middlesex, EN2 6LN | Map | Website |
| Fearnhill School | LETCHWORTH Hertfordshire, SG6 4BA | Map | Website |
| Finborough School | STOWMARKET Suffolk, IP14 3EF | Map | Website |
| Haberdashers' Elstree Schools | ELSTREE Hertfordshire, WD6 3AF | Map | Website |
| Haileybury | HERTFORD Hertfordshire, SG13 7NU | Map | Website |
| Highfield School | LETCHWORTH Hertfordshire, SG6 3QA | Map | Website |
| John Henry Newman School | STEVENAGE Hertfordshire, SG1 4AE | Map | Website |
| Knights Templar School | BALDOCK Hertfordshire, SG7 6DZ | Map | Website |
| Merchant Taylors' School, Northwood | NORTHWOOD Middlesex, HA6 2HT | Map | Website |
| Richard Hale School | HERTFORD Hertfordshire, SG13 8EN | Map | Website |
| Roundwood Park School | HARPENDEN Hertfordshire, AL5 3AE | Map | Website |
| Samuel Whitbread Academy | SHEFFORD Bedfordshire, SG17 5QS | Map | Website |
| Simon Balle School | HERTFORD Hertfordshire, SG13 8AJ | Map | Website |
| Sir John Lawes School | HARPENDEN Hertfordshire, AL5 4QP | Map | Website |
| St Christopher School | LETCHWORTH Hertfordshire, SG6 3JZ | Map | Website |
| St Clement Danes School | CHORLEYWOOD Hertfordshire, WD3 6EW | Map | Website |
| St Columba's College | ST ALBANS Hertfordshire, AL3 4AW | Map | Website |
| St Edmund's College, Ware | WARE Hertfordshire, SG11 1DS | Map | Website |
| The Barclay School | STEVENAGE Hertfordshire, SG1 3RB | Map | Website |
| The Leventhorpe | SAWBRIDGEWORTH Hertfordshire, CM21 9BY | Map | Website |
| The Priory School | HITCHIN Hertfordshire, SG5 2UR | Map | Website |
| Thomas Alleyne School | STEVENAGE Hertfordshire, SG1 3BE | Map | Website |
| Verulam School | ST ALBANS Hertfordshire, AL1 4PR | Map | Website |
| Watford Grammar School for Boys | WATFORD Hertfordshire, WD18 7JF | Map | Website |
| Woodlands School | BASILDON Essex, SS16 5BA | Map | Website |
