Longfields-Davidson Heights Secondary School is a public school in Barrhaven, a suburb of Ottawa, Ontario, Canada. It was founded in 2009.
The school opened in September 2009 providing services for grades 7 to 12. The staff has grown to over 150[citation needed] and has a student population of 2250.[3] In 2013, it was announced that Longfields would be receiving a 15.2 million dollar expansion to accommodate for the growing student population[citation needed].