CNS is divided into five Houses called Blakeney, Holkham, Kelling, Thornham and Winterton.
Each House has a House Leader, a Deputy House Leader and a Pastoral Manager.
“We care for students as individuals and the House system means they are in a small school.”
| House | House Leader | Deputy House Leader | Pastoral Manager | Colour | Assemblies |
| Blakeney | Sam Watts | Chloe Tooke | Debbie Roberts | Blue | Monday |
| Holkham | Philip Akroyd | Valentina Konstantinidi | Zeta Matthews | Purple | Tuesday |
| Kelling | Clare Rollison | Will Harragan | Sharon Moncur-Pearce | Green | Wednesday |
| Thornham | Phil O’Brien Lottie Dobson | Jon Beales | Yellow | Thursday | |
| Winterton | Helen Moulton | James Brown | Chloe Edwards | Red | Friday |