The victims were removed from the building, at Huron and Magnolia streets, at about 3:30 p.m. and transported to Mercy St. Vincent Medical Center. Lucas County deputy coroner told the Toledo Blade the deaths were reported at about 6 p.m.
"Everyone is just numb right now," Toledo Firefighters Local 92 Vice President Dan Desmond said.
Autopsies were scheduled for Monday.
Fire investigators were on the scene.