The crash occurred at 9:45 p.m. on State Road 4, west of Reeder Road, according to a Florida Highway Patrol report.
According to the FHP, the man was driving a pickup truck eastbound on S.R. 4 and approaching Reeder Road when, for unknown reasons, the truck left the roadway, collided with two culverts and overturned.
The driver, who was the sole occupant in the vehicle and not wearing a seatbelt, was ejected. He was taken to Sacred Heart Hospital in Pensacola, where he was listed in critical but stable condition.