The purposes of this research are to study school management , compare in term of personal about school management and purpose the guidelines of school management according to the Sufficiency Economy Philosophy Under Secondary Educational Service Area Office1. The participants are management team and teacher. Sample group used amount 360 persons and collecting data by using the questionnaire. Statistics used for analyzing were percentage, mean, standard deviation, t -Test and One-Way ANOVA. The main findings shown that ,school management according to the sufficiency economy philosophy in general was at high level. When considering each side are at high level following by academic management, personal management, general management and budget execution, respectively. Management team and teacher who are working in different school according to the sufficiency economy philosophy in general, academic management, budget execution personal management and general management were statistically significant difference at level of .05