Diabetic mellitus is the third leading cause of death by diseases. People with diabetics are prone to foot problem because the disease can cause damage to the blood vessels and nerve. This is in turn may result in decreased ability to sense trauma or pressure on the foot, so it is important to create awareness about foot care among diabetic patients. The present study was a comparative study to assess the level of knowledge, attitude and practice between urban and rural people towards foot care among patients with diabetes mellitus in selected areas of Puducherry. Materials and methods: The research approach used for this study was quantitative research approach and descriptive research design was adopted. By using purposive sampling technique 60 samples (urban = 30 & rural = 30) were selected. The researchers used structured questionnaire to assess the level of knowledge, attitude and practice on foot are among the urban and rural people. Results: According to the knowledge on foot care, more number of subjects 10(33.33%) are from urban area had adequate knowledge towards foot care when compared to the rural. According to the attitude towards foot care, more number of subjects 22(73.33%) are from urban area had positive attitude towards foot care when compared to rural. According to the practice towards foot care, more number of subjects 20(66.66%) are from urban area had adequate practice towards foot care when compared to rural area. Conclusion: The major findings revealed that the subjects in urban area have adequate knowledge, attitude and practice towards foot care than the subjects in rural area.