Present paper focuses on the A Study on Self actualization among young adults. In this study 482 male and 518 female students from various streams in Thiruvallur district of Tamil Nadu were selected. The descriptive survey method was employed for the present study. A random sampling technique was used for selection of sample. The data was organized and statistically analyzed by using Mean, SD and ‘t’ test. The finding of the study revealed that a) There is significant difference in their Self actualization among young adults belongs to Age group and Locality. b) There is no significant difference between in their Self actualization among young adults belong to Gender, Residence and Type of family.