The school administrators are important dynamics in creating an educational competitive advantage, especially in school management towards a creative learning organization. This not only promotes students’ learning but also stimulates new knowledge innovation between teachers and educational personnel. The objectives of this research were to study and compare the creative leadership of the school administrators in schools under Rayong Primary Educational Service Area Office, classified according to status and size of the schools. The sample used in the research was a group of 351 school administrators and teachers under Rayong Primary Educational Service Area Office. The sample size was calculated using Krejcie and Morgan’s table and proportionate stratified random sampling. The instrument used for collecting data was a five-level rating scale questionnaire with a discrimination of 0.54-0.93 and a reliability of 0.98. The statistics used for data analysis were: percentage, mean, standard deviation, T-test and One-way ANOVA.