JEFFERSON COUNTY, MO — October 11, 2026 A fatal three-vehicle collision on Missouri Route 21 left a 22-year-old motorcyclist dead and two occupants of a passenger vehicle injured Sunday night, according to the Missouri State Highway Patrol (MSHP).
The crash occurred at approximately 10:15 p.m. south of Missouri Route 110 in Jefferson County. Investigators reported that a 2026 Kawasaki Ninja motorcycle traveling southbound struck the rear of a 2016 Jeep Grand Cherokee.
Following the initial collision, the motorcycle entered the opposing traffic lanes and collided with a northbound 2026 Hyundai Tucson.
The Hyundai’s driver, a 52-year-old man from Yonkers, New York, sustained serious injuries. A 28-year-old woman from Dittmer, Missouri, who was riding as a passenger in the Hyundai, suffered moderate injuries. Both were transported to Mercy Hospital South for medical care.
The motorcyclist, a 22-year-old man from DeSoto, Missouri, sustained fatal injuries and was pronounced dead at the scene.
Authorities have not provided further details about the events leading up to the collision. The circumstances surrounding the crash remain under investigation.
