The deceased have been identified as Mohanlal (23), Dasram (30) and Lankesh (8), Mohgaon area police station head constable Balmukund Chourasia said.
They all died on the spot as the jeep they were travelling in turtled while negotiating a turn on its way to the Karagaon area from Sewa village, he said.
The three injured including Parvati (40) and Jitu (50) have been admitted to the district hospital, he added.
He said that the police has registered a case and investigations are on.