At 7:40 a.m. Saturday, sheriff's deputies and detectives responded to a body found by the side of Old Stage Road near the 12.2-mile marker, according to the sheriff's office.
The victim was identified as Mariano Zizumbo, the sheriff's office said. Zizumbo's body had several injuries to the head and neck.
Detectives believe the body was dumped by Old Stage Road late Friday night or early Saturday morning.
Anyone with information about the case is asked to call Detective Al Martinez at (831) 759-7202 or Detective Sgt. Archie Warren at (831) 755-3769.