The annual primary schools borough athletics competition attracted a vast number of schools, with hundreds of children all competing to become champions in sprint, middle distance, relay, throwing and jumping events.
Despite searing temperatures records were broken and a high level of competition was on show to spotters from Harrow Athletics Club.
A full list of the winners in all field event categories can be downloaded by clicking here.
A list of track event winners, including relays, can be downloaded here .