The Crossley Heath School is an 11–18 mixed, grammar school and sixth form with academy status in Halifax, West Yorkshire, England. It was established in 1985 following the amalgamation of Heath Grammar School and Crossley and Porter School. It is part of The Crossley Heath School Academy Trust Limited.

Halifax is a town in the Metropolitan Borough of Calderdale, in West Yorkshire, England. It is near the east Pennine foothills. In the 15th century, the town became an economic hub of the old West Riding of Yorkshire, primarily in woollen manufacture with the large Piece Hall square later built for trading wool in the town centre. The town was a thriving mill town during the Industrial Revolution with the Dean Clough Mill buildings a surviving landmark. In 2011, it had a population of 88,134. It is also the administrative centre of the wider Calderdale Metropolitan Borough.