The blaze was reported at 7:30 a.m. Wednesday on the 6th floor of the Towers of Windsor Park in the 3000 block of West Chapel Avenue.
Images from Chopper 6 HD over the scene showed a bucket from a firefighting ladder truck extended up to a balcony area on the front of one of the buildings.
Officials tell Action News firefighters evacuated the building.
No injuries have been reported.