The study is conducted to know the impact of stress on job performance of school faculties of government sector with special reference to Una District. Stress and performance is closely related each other whether it is job related or task related .The main objectives of this study are to assess the causes of the stress in Government school faculties and impact on their performance. For the strong base of the school level students required high quality teaching. The effects of stress on faculty can result in poor performance, work dissatisfaction, low productivity, heavy work load, and lack of support from colleagues, changes in work styles .Stress effects on their mental and physical health, reduced quality of work, nonexistence from work. In present study an attempt is made to teacher’s occupational stress of primary and higher secondary school teacher of district Una Himachal Pradesh. A sample of 120 teachers was selected 60 each from senior secondary teachers and primary school teachers.  Convincing sampling technique is used for effective study. The study is based on primary data. Questionnaire as main tool of collecting relevant information is used here. Likerts scale is used for rating the responses. Percentage method is used here for the data analysis. The main findings of the study showed that most of the faculties of govt. school are highly stressed relevant and suggestions are given. This study is limited to District Una of Himachal Pradesh.

Keywords: Faculties, Stress, Job Performance, Information, Task Performance.