The school is co-educational and welcomes applicants from all backgrounds who show academic potential. The school's relocation in 2008 was to a site with 75 acres of playing fields and floodlit all-weather pitches. The sports complex has a main hall and indoor swimming pool. School facilities include a drama studio, recital room, assembly hall and networked classrooms with interactive whiteboards.
Leicester Grammar School has a total of 1216 pupils, with 219 pupils in the Sixth Form.