Officers and paramedics attended and found a 17-year-old male suffering from a stab injury to the chest. He was pronounced dead at the scene at 01:29hrs.
Next of kin have been informed.
A post-mortem examination will take place in due course.
Formal identification awaits.
Another teenage male, aged 16, was also found with stab injuries and has been taken to a north London hospital for treatment. His condition is stable.
Police, London Ambulance Service and London Air Ambulance were called to Belvedere Way, Kenton, HA3 at 00:36hrs on Sunday, 8 November following reports of a stabbing.
Two males (no further details) have been arrested on suspicion of murder and both remain in custody at separate north London police stations.
The Homicide and Major Crime Command investigates and work continues to establish the motive for this incident.
Anyone with information is asked to call police on 101 quoting CAD 388/8Nov or contact Crimestoppers anonymously on 0800 555 111 or via crimestoppers-uk.org.