Undoubtedly, those in charge of education and health as well as life - improvement one, for sure, aware of the terrible effect stresses may have on individuals, families, professional practices and second people. Thus this descriptive study was performed to consider the factors causing stresses among the school principals of different educational grades of Ilam in 2002.The statistical population covered all the independent urban, rural, governmental and non - governmental 886 principals of 3 educational levels. First, 7 areas were picked up, in a cluster sampling approach, out of all the 14 ones of the province. Then 269 principals were selected using a randomized classic method supervision policy questionnaires on the managers performances, assessing psychological pressure, Lotanz 1982 S.C. factors and "sas man, sam Deep" organizational data.The finds indicated that 75% of the researched thought of the stress causes to a great and much great event as factors such as excessive precision at workplace as well as the precise expectations of the related authorities. A significant relation was noticed between the stress degrees and variables such as Job, familial, socio- cultural, organizational and age factors (P<0/05) .There was no significant inter- effect between the stress degrees and variables such as sex, employment precedence, educations, work - time, educational course and the employees workplace.As a conclusion, the researcher has to mention that stresses among the researcher can not be due to one single factor, but to all the familial, professional, social and cultural factors.