A 33-year-old Villa Ridge woman was killed Saturday when the vehicle she was driving left St. Louis Rock Road and struck a tree.

Nichole C. Track was driving a 2009 Toyota Matrix eastbound on St. Louis Rock Road at Highway M at 8:53 p.m. when the crash occurred, according to a Missouri State Highway Patrol preliminary report. 

Track was pronounced dead at the scene by Meramec Ambulance personnel at 9:09 p.m. 

She was wearing a seat belt, the patrol said. 

Track was transported to the St. Louis County Morgue by Russell Funeral Home.