The fire started around 11:30 in a dumpster inside Hollinshead Hall at the La Plume Township campus.
About 50 students were moved to other places on campus.
A security officer was treated for smoke inhalation.
A cleaning service has been called in, and the dorm is expected be ready when students head back for class Tuesday. No word on what caused the fire.
Copyright 2015 Nexstar Broadcasting, Inc. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.