Emergency services were called to Farmfield Road just after 9am this morning (June 18).
A large number of police cars arrived with the fire and ambulance service crews.
Three people were treated for smoke inhalation with one of them taken to hospital for further treatment.
The other two were discharged at the scene.
We have contacted Metropolitan Police and London Fire Brigade for further details.
A spokesperson for London Ambulance Service said: “We were called at 9.03am today (18 June) to reports of a fire on Farmfield Road, Bromley.
“We sent resources to the scene, including an ambulance crew, a paramedic in a fast response car, an incident response officer and a clinical team manager.
“We also dispatched paramedics from our hazardous area response team (HART).
“We treated three people for smoke inhalation.
“We took one patient to hospital and discharged the others at the scene.”