EMS units transported an unidentified person to University Hospital suffering severe injuries after a vehicle struck the victim in the city's North Ward late Saturday night.
According to police, the victim was found in the vicinity of 846 North 6th Street at approximately 11:45 p.m.
Belleville Police units and firefighters arrived at the scene when they received reports of the injured person lying on the ground.
The victim was taken to University Hospital for treatment and remained in serious but stable condition.
The incident remains under investigation.