A person has died after a car crashed in the early hours in Mount Roskill, Auckland.

Police said in a statement that a car was seen driving at excess speed on Dominion Road around 1.30am.

It was not pursued but was observed on cameras.

The driver lost control at high speed at the Dominion Road and Mount Albert Road intersection.

The car then rolled and continued on hitting power poles and the front of a building.

The driver was the only occupant of the vehicle and died at the scene.

A scene examination is continuing this morning and the road will remain closed until this is completed, the spokesperson said.