Caleb Kania, 22, of Hillsboro died July 10 after he was driving a pickup on Hayden Road west of Jefferson College Drive in Hillsboro and struck a utility pole, authorities reported.
The Office of the Regional Medical Examiner identified him on July 16.
At 8:48 p.m., Kania was driving an eastbound 1994 Chevrolet Silverado and ran off the right side of the road and struck the pole. The pickup overturned, ejecting him, the Missouri State Highway Patrol reported.
Valle Ambulance District transported Kania to Mercy Hospital Jefferson in Crystal City, where hospital personnel pronounced him dead at 9:41 p.m., the report said.
According to the report, Kania was not wearing a seat belt, and the vehicle was totaled.