Happiness is a state of well-being. It is the degree to which an individual judges the overall quality of his own life as a whole favourably. In the present paper the construct of happiness includes the five elements of Seligman’s Well-being model viz. positive emotions, engagement, meaning, positive relationship and accomplishment. The present paper is an attempt to focus on the happiness level of the Secondary school teachers of Dibrugarh district as well as comparison of the happiness level among the different categories of the Secondary school teachers of Dibrugarh district. Though happiness plays a very significant role on work performance and organizational success yet this has been getting very less importance in the scientific psychological studies. So, present paper is an effort to bridge such gaps in Indian context. It is evident from this study that territory, type of management of the schools, and nature of appointment of the teachers has significant role on the level of happiness of the Secondary school teachers.