The school is split into three levels, the topmost one being the modern foreign languages block; the first floor being English, Languages, Science, Art, Food Technology and Graphics; and the ground floor containing Maths, History, Creative iMedia, Drama, Music, Geography, BTEC Tourism, Resistant Materials, PE and Religious Studies.

The main areas to eat are the canteen (dining hall) where students can order food and sit there, outside the Hot and Cold Snack Bars, where there are numbers of seating, the DT courtyard, where students can sit outside as well as the main hall, where the large seats are pulled up to make space for dining tables, this means there are always places to sit.

The school contains a learning resource centre equipped with technology such as interactive whiteboards and computer systems.

The school also has dedicated special needs previsions, with a pastoral care department and a separate section of the school, the Interactive Resources Unit, dedicated to assisting children with learning difficulties access mainstream education.

Birley also has a Drama Studio with fully equipped lighting and sound and a large number of instruments and electronic musical equipment (i.e. Mac computers, synth drums and Keyboards) in the Music department.