The fires were set just after midnight. Police say no one was hurt.
Property was damaged, including several cars. Some of the neighboring garages were also affected.
The fires were set at 1625 W. Berwyn, 1627 W. Berwyn, 1631 W. Berwyn, 1626 W. Farragut, 1628 W. Farragut and 1630 W. Farragut.