Firefighters respond to a structure fire at the old Trackside Off-Track Betting facility, 630 South Green Bay Road in Waukegan, early Wednesday morning. | Photo: Woo-Sung Shim / Lake and McHenry County Scanner

Fire officials are investigating after a former horse betting facility, which has been vacant for several years, caught on fire in Waukegan early Wednesday morning.

The Waukegan Fire Department responded at 4:44 a.m. Wednesday to 630 South Green Bay Road in Waukegan for a report of a structure fire.

The building used to be the Trackside Off-Track Horse Betting facility, which also housed a restaurant and bar.

Firefighters respond to a structure fire at the old Trackside Off-Track Betting facility, 630 South Green Bay Road in Waukegan, early Wednesday morning. | Photo: Woo-Sung Shim / Lake and McHenry County Scanner

Waukegan Fire Marshal Todd Zupec told Lake and McHenry County Scanner that a driver passing by reported seeing fire coming from the roof of the building.

Firefighters arrived in minutes and found heavy fire showing from the front of the building.

Crews deployed multiple hose lines and established water supplies from at least two nearby fire hydrants.

An aerial tower fire truck was also used to attack the fire from above.

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Firefighters respond to a structure fire at the old Trackside Off-Track Betting facility, 630 South Green Bay Road in Waukegan, early Wednesday morning. | Photo: Woo-Sung Shim / Lake and McHenry County Scanner

The Mutual Aid Box Alarm System (MABAS) was activated at 5:27 a.m. to the box level for change of quarters units to cover the Waukegan fire stations during the incident.

No one was injured, Zupec said. The building has been vacant for the last five to six years.

A cause of fire or damage estimate was not immediately available as the fire remains under investigation by the Waukegan Fire Department.