The purposes of this research were 1) To study administrators opinions towards  the factors affacting stress of  administrators in basic education schools under The Office of Chonburi Educational Service Area 2 2) To study administrators opinions towards  the level of  administrators stress in basic education schools under The Office of Chonburi Educational Service Area 2  3) To  compare administrators opinions towards  the stress of  administrators in basic education schools under The Office of Chonburi Educational Service Area 2, classifying by sex, age, educational background, and experience and 4) To study  the factors affecting to stress,  focusing on 6 factors: work factor, environment factor, friend associated factor, chief administrator factor, family factor, and internal stressors factor.  The sample involved 96 administrators in basic education schools under Chonburi Educational Service Area 2 in the academic year of B.E 2552. The instrument used in this research was Suanprung Stress Test and questionnaire with an alpha coefficient of .97, surveying the administrators opinions towards the stress of administrators . The statistics used for data analyses included percentage, means, standard deviation, ttest ,OneWay Analysis of Variance and  multiple regression analysis. 