The vehicle, a Mercedes, had six occupants: the driver, a woman and four children.
A woman and four children have died in a road accident involving a personal car and a lorry on Tuesday morning in Mbaruk area on the Nakuru-Nairobi Highway.
Gilgil Sub-County Police Commander Jamleck Ngaruiya said the vehicle, a Mercedes, was headed towards Nakuru when it collided head-on with a lorry coming from the opposite direction.