CHICAGO — The Chicago Fire Department battled a deadly “hoarder” fire in Logan Square on Tuesday morning.

At around 5:50 a.m., CFD responded to the 1800 block of North Sawyer.

Chicago fire said one person died as a result and a firefighter suffered a minor injury after accidently falling off a ladder.

Chicago fire said the house was in “hoarder conditions” and the man who died was approximately in his 70s.

“It’s hard to do a search when the conditions are like that,” a fire chief said.

The fire remains under investigation.