Crews responded to investigate reports of a structure fire on the unit block of Warren Road just after 2 a.m. on Jan. 17 and found visible flames coming from the back of the home on multiple levels.
The blaze spread to two other homes and displaced a total of 17 residents, as well as eight animals, Baltimore County Police said.
One person and a firefighter were taken to a nearby hospital for treatment of minor injuries, police added. Two cats and a dog also perished in the fire and were found during search efforts.
The Essex Elementary School was used as a temporary shelter for displaced residents due to the extreme temperatures. The Red Cross also responded.
The cause of the fire is being investigated by Baltimore County Police.
Want breaking news in the DMV as it happens, or want to contribute? Join the DMV All Incidents Facebook group.
Click here to follow Daily Voice Hagerstown and receive free news updates.