| Borough | Camden |
| Postcode | NW5 1RN |
| Phase | Secondary |
| School type | Voluntary aided school |
| Gender | Boys |
| Age range | 11–18 |
| Sixth form | Has a sixth form |
| Admissions | Non-selective |
| Religious character | N/A |
| Overall rating | Not yet rated |
| Last inspected | 08/10/2024 |
| Report | View Ofsted report |
| Attainment 8 score | 48.8 |
| Grade 5+ English & Maths | 54.5% |
| Grade 4+ English & Maths | 72.4% |
| Headteacher | Izzy Jones |
| Phone | 02072679346 |
| Website | http://www.williamellis.camden.sch.uk/ |
| Pupil deprivation | Very high pupil deprivation |
| Crime level | Low crime area |