About 8pm two males aged 31 and 39 and a 38-year-old woman were in a car at Heath Crescent.

Another car with three men arrived at the location and an altercation took place between the groups.

During the altercation, the three men, all carrying iron bars, assaulted the two men and woman before fleeing.

The 31 and 38-year-old received minor injuries, while the 39-year-old was seriously injured.

Officers attached to the Griffith Local Area Command attended the scene and started an investigation.

The 39-year-old was taken to Griffith Base Hospital and was alter transferred to Canberra Base Hospital.

Police are appealing for anyone with information or anyone who witnessed the incident to come forward or contact Crime Stoppers on 1800 333 000.