A research approach was selected for this study non-experimental descriptive design for assessing the knowledge and attitude of an adult towards depression in selected urban community,Ward- 4,Ward-5, Abu road, Rajasthan. The population includes an adult who resides and between 21-40 years of age. The sample for this study comprised of 60 and adults. Convenient sampling technique was used to select the sample for this study. Section 1 of the tool consisted of the following six items: age, gender, education, occupation, income and marital status, type of family. Section 2 consists of 25 items deals with knowledge data of an adult. Section 3 consists of 20 items. It deals with attitude of an adult towards depression. Data analysis shows that mean knowledge score of an adults was 19.63, median 19.00 and S.D, 3.130, the mean attitude score 68.65, median is 69.50 and S.D. is 15.601.The co-efficient of correlation was computed by Karl Pearson’s coefficient correlation method. Co-efficient i.e. knowledge and attitude is + 0.86. Significant association found between knowledge and selected demographic variables like occupation (21.74%), income (55.942%), marital status 38.26%), type of family (21.03%). There is significant association between attitude and selected demographic variable such as education (9.91%), occupation (20.07%), income (51.37%), marital status (32.12%), and type of family (14%) adults.