A 31-year-old woman died when her car crashed into a tree off the side of a road north of Gympie.

A 31-year-old woman has died after her car veered off the road and crashed into a tree in southeast Queensland.

The Chatsworth woman was driving on the Wide Burnett Highway, north of Gympie when she left the road and collided with a tree about 12.25pm (AEST) on Tuesday.

She died at the scene.

Police are investigating the circumstances of the crash.