Police officers are appealing for witnesses after a collision in Thenford Road, Middleton Cheney.
The incident happened on Saturday, August 13, between 4.50am and 6.25am, when a female runner was struck by a silver Vauxhall Zafira which then made off from the scene.
The woman was taken to hospital but her injuries are not believed to be life threatening or life changing.
The vehicle involved is believed to have travelled from Brackley in the direction of Middleton Cheney.
Witnesses or anyone with information should contact Northamptonshire Police on 101.
Two men aged 36 and 20 have both been arrested in connection with this incident and released under investigation pending further enquiries.
Incident number: 22000468961