Big Island police are investigating the death of a 57-year-old Hilo man who was found unconscious in a private parking lot in downtown Hilo.

Police identified the man as Roy Lemon.

Police and fire personnel found Lemon lying unresponsive in a Keawe Street parking lot at 7:23 a.m. today with an apparent head injury.

Rescue personnel transported Lemon to the Hilo Medical Center, where he was pronounced dead at 8:27 a.m.

Lemon’s death has been classified as a coroner’s inquest, but police have not ruled out foul play.

An autopsy is scheduled for tomorrow to determine the exact cause of death.

Anyone with information on this case is asked to call Detective Reed Mahuna at 961-2384.

Anonymous tipsters may call CrimeStoppers at 961-8300 in Hilo or 329-8181 in Kona.