The present study was conducted to measure secular attitude of higher secondary students belonging to vellore district living in Tamil Nadu. The investigators employed the gender, locality of institution, type of institution, medium of instruction, parental qualification, residence of students, mode of school and type of family can influence the secular attitude of higher secondary students. The study was carried out on the sample of higher secondary students belonging to different places and studying at different schools. To measure the secular attitude the researcher used the standardized scale by Anushu Mehra and Durganand Sinha (1992) Consisting of 35 items, the maximum possible score is 175 and the minimum possible score is 35. The findings of the study revealed that there is significant difference in the secular attitude of higher secondary students belonging to type of institution and Secular attitude of higher secondary students do not significant difference depends upon certain demographic variables like gender, locality of institution, medium of instruction, parental qualification, residence of students, mode of school and type of family.