| Borough | Islington |
| Postcode | N19 4JF |
| Phase | Primary |
| School type | Voluntary aided school |
| Gender | Mixed |
| Age range | 2–11 |
| Sixth form | Not applicable |
| Admissions | Not applicable |
| Religious character | Church of England |
| Overall rating | Good |
| Report | View Ofsted report |
| KS2 expected standard | 81.0% |
| KS2 higher standard | 10.0% |
| Headteacher | Martha Braithwaite |
| Phone | 02072725967 |
| Website | www.st-marks.islington.sch.uk/ |
| Pupil deprivation | Very high pupil deprivation |
| Crime level | Above average crime |