Police advised motorists to avoid the area.
A Fire and Emergency New Zealand spokesperson said three fire trucks attended the incident.
“We got called to a motor vehicle accident. The car rolled,” the spokesperson said.
“We assisted police on-scene and assisted with traffic.”
A Hato Hone St John spokesperson said an ambulance, rapid response unit and helicopter were dispatched to the scene.
“One patient, in a serious to critical condition, is being airlifted to Waikato Hospital.”
The news comes after a logging truck crashed into a power pole on SH25 near Whangamatā this morning, causing the highway to close for several hours.
Maryana Garcia is a Hamilton-based reporter covering breaking news in Waikato. She previously wrote for the Rotorua Daily Post and Bay of Plenty Times.