A man has died after his car left the road and hit a power pole about 15km east of Maitland this morning.

It was about 5.30am (Friday 15 July 2016), that a passing motorist alerted emergency services when he saw a vehicle had gone over the guard rail on Raymond Terrace Road at Millers Forest.

Police arrived to find the vehicle had hit a power pole before going over the guard rail and into a ditch. The male driver died at scene.

An investigation is now underway into the crash and a report will be prepared for the information of the Coroner.

Traffic in the area is disrupted and motorists are advised to avoid the area.