The college has a Centre for Interdisciplinary Research in Nanoscience and Geology to address interdisciplinary and multi-disciplinary research problems. The Common Instrumentation Centre has a number of sophisticated analytical instruments such as X-ray diffractometer, fluorescence spectrometer, atomic absorption spectrometer, Fourier transform infrared spectrometer, differential scanning calorimeter, UV-visible spectrometer and thermogravimetric analyser.

The fitness centre of Government college Kottayam is a health, recreational and social facility geared towards exercise, sports, fitness and other physical activities. It is an institutionally supported centre. Our fitness centre consists of multi-gym equipments for performing multiple strength training exercises and stretching exercises. The machine can be used for individual workouts, personal training sessions or even for group training. Due to the machine's flexibility, it is suitable for different users with different fitness goals simultaneously.

Aquarium House

The Department of Botany, Government College Kottayam, maintains a Herbal Garden on campus. It is with a collection of important Indian Medicinal plants of India. The Garden was initiated during the academic year 2015 – 2016 with the support of the State Medicinal Plant Board, Kerala. At the initial stage, the medicinal herbs were provided by Service Co–Operative Bank Nattakom – 3839. In addition to herbaceous members, the garden with members of both tree and shrub habits.

The Geology Museum in the Department of Geology, Government College is one of the best museums in South India. The uniqueness of the museum is its vast collection of around 2000 standard samples well labeled and displayed. The samples are collected in the general geological tours and field mapping which are compulsory as part of B.Sc and M.Sc Geology courses. These specimens will represent almost all the major rock formations of the country.