This study aims to know the correlation between social suppot and stress level in patients with type 2 diabetes mellitus in the Janti's Public Health Center. This research uses the method correlational quantitative approach, with cross sectional design, and sample in this study were patients with type 2 diabetes mellitus aged 60-69 years in the area of the Janti's Public Health Center who fullfill inclusion criteria. The sampling technique using non-probability sampling technique with quota sampling approach. The collection data is conducted by means of Measurement of social support using quitionare and cortisol hormon measured with Enzyme Linked Immunosorbent Assay (ELISA) method. While the data analysis technique using Spearman correlation test with significance level of 0.05 or (p < 0,05). Based on the result of the data analysis, there is a significant correlation between social support and stress level in patient type 2 diabetes mellitus aged 60-69 years in the Janti's Public Health Center, Malang.