According to WHO, Depression is a common mental disorder. World-wide, it is approximation that 5% of adults suffer from depression. Depression is a leading cause of disability globally and is a major contributor to the overall worldwide burden of disease. More women are affected by depression than men. Depression can lead to suicide. There is effective treatment for mild, moderate, and severe depression. Although there are known, effective treatments for mental disorders, more than 75% of people in low- and middle-income countries receive no treatment.2Barriers to effective care include a lack of resources, lack of trained health-care providers and social stigma associated with mental disorders, in countries of all income levels. The present study title:“A study to assess the level of depression among the high school students in selected schools of Pune City.” Material and Methods: In present study, researcher adopted descriptive research design .It was carried out on 200 samples. The Non-probability purposive sampling method was used to collect data using demographic profile and clinical profile. Data analysis was done mainly using descriptive statistics. Result: Result revealed the level of depression among high school students. Majority 92% were having mild level of depression, 7%were having moderate level & 1% were having severe level of depression among high school students. Conclusion : Age, type of family, no of sibling, education, father and mother occupation, residence, duration of sleep are not associated with knowledge of level depression among high school students with the significant level value of 0.05.