Four fire engines and 21 firefighters and officers have been called to a fire at a flat in Marylebone.
Part of a maisonette on the second and third floor is currently alight in Dorset Square.
The Brigade was called at 11.24am on Wednesday (March 14) and fire crews from Paddington and Soho fire stations are at the scene.
The cause of the fire is not known at this time.
See our live blog updates below for more information.
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Fire under control
Traffic in the area is already affected due to construction works on the A501.
Motorists should expect delays in the area.
A spokesman for London Fire Brigade said a maisonette has been damaged by fire.
Four fire engines and 21 firefighters and officers were called to a fire at a flat in Dorset Square in Marylebone.
A small part of a maisonette on the second and third floors was damaged by fire.
The Brigade was called at 1124. Fire crews from Paddington and Soho fire stations attended the scene.
The cause of the fire is under investigation.
The fire is in Dorset Square, off the A501 and close to Baker Street and Marylebone station.
Fire in Marylebone
Firefighters are currently tackling a fire in a flat in Dorset Square, Marylebone.
Part of a maisonette on the second and third floor is currently alight.
The blaze is ongoing and 21 firefighters are at the scene.
We’ll be bringing you all the latest updates as we get them.