Abstract The aim of this study was to identify the level of the five major factors of personality among the principals of public schools in the governorate of north of Al-Batna and the reality of their administration of labor pressures and the disclosure of whether there are statistically significant differences in the five major factors of personality and the management of labor pressures is attributed to gender and years of administrative experience, and discovery the relationship between the five major factors of the school principal's personality and his administration to the pressure of work, using the descriptive, relational approach. The study applied to a random sample consisting of (155) headmaster and headmistress, which represents (78.3%) of the total school community, and the researcher used closed resolution as a data collection tool consisting of: (1) The measure of five major personal factors for Costa and McCrae, and (2) The identification of strategies for managing the work pressures prepared by the researcher. The main findings of the study are: (1) The principals of public schools in the governorate of north Batna have a low level in the Neuroticism with an average of (2.27) and, a very high level of Conscientiousness with an average of (4.39), a high level of Extraversion with an average of (3.84), Agreeableness with an average of (3.98), and an Openness to experience with an average of (3.47). The order of the five major factors of personality takes the following descending order: Conscientiousness, Agreeableness, Extraversion, Openness to experience, and Neuroticism. (2) The reality of managing school principals for labor pressures falls within the very high level with an ن average of (4.20). )3( There are significant statistical differences related to the species in both Extroversion, Agreeableness and Consciousness in favor of the school principals, whereas there are no statistically significant differences in (Neuroticism and Openness to experience) related to the type. (4) There are significant statistical differences that relate to the type of management of labor pressures in favor of school administrators. (5) There are no statistically significant differences in each of the five major factors of personality and managing labor pressures due to years of administrative experience. (6)There is a positive correlation between the management of labor pressures and (Extroversion, Openness to experience, Agreeableness and Conscientiousness), and a negative relationship between the management of labor pressures and Neuroticism . In the light of the above findings, this study recommended to conduct more similar studies to verify differences according to the gender and the years of administrative experience.