Sociology as a discipline has witnessed significant development over the decades. As a subject it is becoming an important analytical tool to study and understand social life in the contemporary world. Since its introduction in the State, the subject, has seen phenomenal success and continually is expanding and diversifying to cater to the changing and dynamic needs of the Society. Recognising these challenges and as suggested by the NAAC peer team in 2003, the College has adopted steps to start a need based course and the Department of Sociology was established in the college in the year 2006 with Dr (Mrs.) S. Khyriemmujat as the Head of Department. Although the Department is still in its infancy stage yet, the subject have witnessed a manifold increase in enrolment with each passing year and Honours in the subject was offered from the academic session 2009. Considering, the keenness and interest of the students in the subject, the Department then introduced Sociology at the Higher Secondary level in 2014. The Department is managed by a team of dedicated and qualified teachers who are not only actively engaged in imparting knowledge to the students but are also involved with extra-curricular activities. Apart from daily academics activities the teachers of the department has proficiency in research activities and has published articles, guide books paper presenters and resource persons.

As dedicated teachers- we strive towards achieving excellence. We motivate and inculcate on our students to strive for “Excellence”. Another milestone that the Department has achieved since its inception in the year 2006 was the Permanent Affiliation granted to the Department for B.A(Hons) by the North Eastern Hills University, Shillong vide letter No.CDC/A.6/2014/Vol III /-516 dated 27th September 2016. We are proud that this young department has contributed to the academic achievement of the college in a short span of time and we hope that Sociology Department will continue to march ahead striving for Excellence and produce not only educated youths but responsible citizens for the society.

Mathematics department of the Shillong College came into existence at the time of inception of the college in 15^th  August 1956 with the founder Principal (Late) Shri Sudhindra Ch. Datta, an eminent mathematician managing affairs of the department till 31^st  August 1970 in addition to his administrative work along with some part-time teachers like Shri Prithwis Dutta, Shri A. Chakraborty and others. Shri Bankim Chandra Goswami joined the department on 29^th  March 1963 and then Shri Kalyan Kr. Choudhury on 15^th  July 1965 to be followed by Smt. SuvraDhar on 16^th  July 1969. Dr.HrishikeshDhar joined in 1^st September 1973 and the group of four teachers managed the department for several years till Dr.BipulShyamPurkayastha joined the Department in 5^th August 1987, but he soon left the job on 18^th August 1997 to join an assignment at Assam University, Silchar and in his place, Shri Dikes Shadap joined the department on 9^th  November 2000. Some other teachers also joined in the intervening period but left but their career advancement and hence the department had to take the help of part-time teachers for many years. Shri Bankim Chandra Goswami retired from services on 28^th February 2001 (as Vice-Principal) and in his place, Shri MardorWanriSynrem joined the department on 1^st  September 2003. Shri K.K. Chaudhury retired from his long service on 31^st August 2003 and in his place, Shri SpainborlangKharchandy joined the department on 1^st  September 2003, also Smt. S. Dhar retired in 31^st December 2005 and in her place Shri BoringstillDiengdoh joined the department in 1^st July 2006 but soon left the post on 2008 to assume new assignment as Lecturer in District Institute of Educational Training (D.I.E.T.), Govt of Meghalaya, and finally, Dr. H. Dhar retired from service in 1^st April 2009. However Smt. J. Rivulet Gidon joined the department on 1^st  July 2008 in place of Shri BoringstillDiengdoh. On 18^th  June 2009, Shri Barometer Nongbri joined the mathematics department in place of a former head of department Dr. H. Dhar on 17^th  June 2009. The Department of Mathematics is proud to keep in a record that Dr.H.Dhar who has retired from services on 31^st March 2009 join another assignment as a professor and head of a department at the B.C.Roy Engineering College, Durgapur, West Bengal from May 2009. On 1^st April 2009, Shri Dikes Shadap took over as head of the Department. Shri Ebor  Niang and Smt. CalfaridaSyiemjoined the college as an assistant lecturer on 1^st June 2013 and 1^st August 2016 respectively for the Higher Secondary Section. Honours Course in Mathematics was started in the year 1966. The number of students admitted to the course is very encouraging and the result was also very outstanding. The department is also associated with the Commerce, Arts Stream and also assisting the professional course like Bachelor of Computer Application.The department has been invited from time to time by educational agencies and other colleges for various academic programs.  The department of mathematics was also invited to many lectures related to educational and social activities.