Geelong Crime Investigation Unit detectives are investigating a carjacking in Norlane last night.
It is understood a group of unknown offenders approached a silver Hyundai Elantra which was parked in Seagull Park about 10.15pm.
Police were told one of the offenders smashed the car window with a baseball bat, before the group dragged the male driver out of the vehicle and assaulted him.
They stole the Hyundai and fled the scene.
The 24-year-old Norlane man was taken to hospital with non-life-threatening injuries.
No arrests have been made at this stage.
The Hyundai Elantra, with the registration 2CR9OK, also remains outstanding.
Detectives are working to understand the circumstances of the incident and the investigation remains ongoing.
Anyone with information is urged to contact Crime Stoppers on 1800 333 000 or submit an online confidential report at www.crimestoppersvic.com.au.