The crash occurred on State Highway 29 northbound in Stockton shortly before 6:15 p.m., NJSP Lt. Lawrence Peele told Daily Voice.
A Dodge Journey struck a concrete traffic barrier and overturned near County Road 523.
The driver was taken to Hunterdon Medical Center for treatment of a leg injury, Peele said.
No other vehicles were involved in the crash, which remained under investigation.
Other assisting agencies include the Stockton Fire Company, the Lambertville-New Hope Ambulance and Rescue Squad, the Sergeantsville Volunteer Fire Company, and Delaware Township Police.
Scroll down to view additional photos from the scene:
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