The School of Social Work at Marian was started in 2002 and within a short span of time, has emerged as one of the leading schools of social work in India. The School of Social Work has academic tie-ups with research universities like University of Utah, USA and University of Texas, Arlington, USA. The PhD program was started in the year 2009. The Syndicate of Mahatma Gandhi University, Kottayam recognized the School Of Social Work, Marian College Kuttikanam as its Research Centre in Social Work with the intake capacity of 15 students.

The program leading to the Doctor of Philosophy in Social Sciences (Social Work) is designed primarily for those preparing for leadership positions in teaching, research, administration and planning, policy analysis, and clinical practice in the social work field. The scholars can take up either full time or part time PhD.