Firefighters battled a huge blaze which broke out a junior school sending thick black smoke billowing into the air
Eight crews from the surrounding area arrived at the scene and used an aerial ladder to tackle the fire.
The building was evacuated and no injuries have been reported.
A Derbyshire Fire & Rescue Service spokesman said firefighters were called at 12.12pm to reports that a roof was on fire.
He added: "Firefighters from Long Eaton, Ilkeston and Ascot Drive with an aerial ladder platform are being supported by firefighters from Nottinghamshire’s Arnold, Highfields, London Road, and Stapleford stations.
"A command support unit and water carrier are also assisting the incident from Leicestershire."
Harrington Junior School put out a statement on its website.
It read: "Our beautiful, vibrant school is on fire.
"No children in school today. All safe. Emergency services attending. Please stay away to help. I am heartbroken."