A suspect is in custody after a man was found dead in an apparent homicide Thursday morning in the Avondale neighborhood on the Northwest Side, according to Chicago Police.

Sylvester Duarte, 55, was found dead with apparent blunt force trauma injuries at 10:18 a.m. inside a home in the 2900 block of North Gresham Avenue, police and the Cook County medical examiner’s office said. Durate lived in the block.

An autopsy Friday found he died from blunt force head injuries suffered in an assault and his death was ruled a homicide, the medical examiner’s office said.

A suspect is in custody and charges are pending, police said. A police source said the incident was a domestic-related homicide.

Area North detectives are investigating.