70 members of the London Fire Brigade dealt with a fire in a block of flats on Rollit Street Holloway this morning.
A large section of the roof and part of a flat on the third floor were alight.
37 people left the block before the arrival of the Brigade and there were no injuries.
Station Manager Clive Priestly who was at the scene said:
Firefighters draped plastic sheeting in the flats to try and protect homes and belongings as much as possible from the water we used to tackle the flames.
10 fire engines were at the scene including engines from Islington, Holloway, Shoreditch, Hornsey, Finchley, Euston, Homerton fire stations.
The Brigade was called just after 2 am and the blaze was under control two and a quarter hours later.
The Met Police say:
At the scene, 37 people were evacuated from Rollit House which is a block of flats comprised of 24 residences. The displaced occupants have been taken to a separate location until the building is declared safe.
London Fire Brigade (LFB), London Ambulance Service (LAS) and Police attended.
Road closures include Holloway Road, northbound and southbound, Seven Sisters Road and the A1.
The fire is being treated as unexplained pending the LFB’s Fire Investigation Team determining the cause.
Crews are expected to at the scene for some time for damping down.