A deadly early morning fire in Concord Township, Delaware County is under investigation.

Fire companies were called to the 800 block of Naamans Creek Rd. about 8 a.m. Tuesday for a fire, said Trooper Timothy Greene, Pennsylvania State Police.

"It is a fatal at this time," said Greene. Police have not yet been able to reach the next of kin, he said.

The fire marshal is still investigating, Greene said.