"Three of them died on the spot while one succumbed on the way to the hospital," Superintendent of Police Amit Singh said.
The injured were admitted to the district hospital.
The mishap occurred when the driver, while negotiating Gudki turn, lost control of the vehicle and it overturned, Singh said.
The deceased were identified as 5 months-old Gayatri Kalam, Kanu Bai (19), Reema (40) and Kalar Singh (40).