Damage is set at $400,000 after a fire that broke out downtown late Sunday.
Just before midnight, the Hamilton Fire Department was sent to a home that had been converted into apartments at 52 Charlton Ave. W. near McNab.
Most of the tenants got out unharmed.
The daily email you need for
Hamilton's top news stories.
A search of the 2.5-storey house was done and a woman was found to be suffering from smoke inhalation. She was treated and released from hospital.
A firefighter was injured by a piece of falling ceiling and was treated and released.
The cause is listed as a space heater.