A woman has died on the New England Highway in northern NSW after crashing her VW Beetle into a tree.

A young woman has died in a crash in northern NSW.

The woman, who police believe is 18 and from Brisbane, crashed her Volkswagen Beetle into a tree just after 5.30pm on Sunday while driving south on the New England Highway near Glen Innes.

She died at the scene and is yet to be formally identified.