Police are appealing for witnesses following a collision in Rockingham Road, Kettering.
The collision happened shortly before 3am on Saturday, June 20, close to the junction with Melton Street.
A grey Citroen Saxo, driven by a 31-year-old local man, hit a parked car.
He was taken to University Hospital Coventry with leg injuries.
Witnesses to the collision or anyone with information is asked to call the Northamptonshire Police Drivewatch hotline on 0800 174615.