A fully air-conditioned Auditorium at GHS-IMR is equipped with the most modern and audio-visual facilities and can accommodate more than 300 people. It is well furnished with acoustics and hosts various events including annual day award functions and various Inter College Competitions. It is fitted with a projector, effective and modern lighting, and BOSE sound system and is centrally air-conditioned. All the major functions like conferences, seminars, workshops, and other academic and literary activities are held in this auditorium.