Fire crews were called to Kingston Market Place at around 4.30am on Tuesday, with four fire engines and about 25 firefighters attending. The blaze destroyed a number of market stalls and affected the frontage of several properties in the historic area, as well as a small part of a neighbouring property's roof.
A London Fire Brigade spokesperson said: "Control Officers took the first of six calls at 0433 and mobilised crews from Kingston, Surbiton, New Malden and surrounding fire stations to the scene. The fire was extinguished by 0608. The cause of the fire is under investigation by the Brigade and the Metropolitan Police Service."
Police evacuated eight people from the area. A Metropolitan Police spokeswoman said: "Police were called by the London Ambulance Service at 04:49hrs on Tuesday, 6 October to reports of a fire in Market Place, Kingston. Officers attended alongside colleagues from the London Fire Brigade and LAS. No injuries have been reported."
A cordon remained in place on Tuesday morning as investigators worked to establish the cause of the fire.