| Billingborough Primary School | Academy | Primary | 3–11 |
| Brown's Church of England Primary School | Academy | Primary | 4–11 |
| Carre's Grammar School | Academy | Secondary | 11–18 |
| Church Lane Primary School & Nursery | Community school | Primary | 3–11 |
| Cranwell Primary School (Foundation) | Foundation school | Primary | 4–11 |
| Heckington St Andrew's Church of England School | Voluntary controlled school | Primary | 4–11 |
| Helpringham Primary Academy | Academy | Primary | 3–11 |
| Kesteven and Sleaford High School Selective Academy | Academy | Secondary | 11–18 |
| Osbournby Primary School | Academy | Primary | 4–11 |
| Our Lady of Good Counsel Catholic Primary School, A Voluntary Academy | Academy | Primary | 4–11 |
| Rauceby Church of England Primary School | Academy | Primary | 3–11 |
| Ruskington Chestnut Street Church of England Academy | Academy | Primary | 3–11 |
| Sleaford Joint Sixth Form | Sixth form college | Sixth form and college | 16–19 |
| St Botolph's C of E Primary School | Voluntary controlled school | Primary | 5–11 |
| St George's Academy | Academy | Secondary | 11–18 |
| The Kirkby-la-Thorpe Church of England Primary School | Academy | Primary | 3–11 |
| The Leasingham St Andrew's Church of England Primary School | Voluntary controlled school | Primary | 4–11 |
| The St Gilbert of Sempringham Church of England Primary School, Pointon | Voluntary aided school | Primary | 2–11 |
| William Alvey School | Academy | Primary | 3–11 |
| Winchelsea Primary School Ruskington | Community school | Primary | 3–11 |