The study has investigated the emotional intelligence of the high school students in three districts viz., Tirunelveli, Tuticorin and Kanyakumari. The sample consists of 900 ninth standard students. The investigator has adopted the survey method. The investigator adapted the Emotional Intelligence inventory by Thomas Alexander and Annaraja (2008). Percentage Analysis, ‘t’ test, ANOVA and Chi-square were employed for analyzing the data. Major findings were (i) there was significant difference between Tamil and English medium students in their emotional intelligence and its dimensions ;(ii) there was significant difference between rural and urban high school students in their self-awareness, self-management, relationship management and emotional intelligence ;(iii) there was significant difference among government, aided and unaided school students in their self-awareness, self-management, social-awareness, relationship management and emotional intelligence and (iv) there was significant association between father’s educational qualification of high school students and their social-awareness and emotional intelligence.