Police were called to the school in the 10000 block of Bustleton Avenue around 12:45 p.m. Tuesday.
There was no immediate word on what sparked the fight, but police did say that two officers suffered minor injuries during the melee.
Chopper 6 HD was over the scene as some people were being placed into the back of a police van.
There was no immediate information on those in custody or any additional injuries.
An investigation continues.