Background: Patients with diabetes are more likely to experience depression than the population in general. Any level of depression is associated with worse diabetes outcomes, poorer quality of life, increased functional impairment, increase in death rate and increased rate of complications like blindness and heart disease. Any patient who is having poor diabetes control should be screened for depression. Objective: To find out the score of Patient Health Questionnaire to assess the depressive symptoms in the type 2 diabetes mellitus patient and the association between fasting blood sugar and depressive symptoms and between age and depressive symptoms. Materials and Methodology: 200 patients having diagnosed type 2 diabetes mellitus filled the PHQ form. The PHQ score was assessed for the prevalence of depression in the patients. Result: Result showed that 54% patients have minimal depressive symptoms. 27% patients have minor depression and 12% have moderately major depression. 2% of the patients have severe major depression. Conclusion: There was significant prevalence of depression in type 2 diabetes mellitus patients. The depressive symptoms are associated with age and fasting blood sugar of the patients.