The School, founded in 1810, educates boys from all backgrounds & religions from almost 100 primary schools. The School provides 17 labs, Sports Hall, Fitness Suite & indoor pool. The Common Hall has extensive stage facilities; a well resourced library & ICT Centre of Excellence, refurbished Sixth Form Centre. Extensive playing fields, a boathouse & astro-turf hockey pitch.
Royal Belfast Academical Institution has a total of 1184 pupils, with 239 pupils in the Sixth Form.