This research aimed to: 1) investigate the components and indicators of school administration under the Office of the Basic Education Commission of Thailand according to the King's Philosophy; 2) examine the current state, desired state, and the needs of school administration under the Office of the Basic Education Commission of Thailand according to the King's Philosophy. The research is divided into 2 phrases. Phase 1: examine the components and indicators of the school administration under the Office of the Basic Education Commission of Thailand according to the King's Philosophy, targeting a qualified group of 9 experts selected through purposive sampling. This selection is based on the appropriateness assessment using the components and indicators evaluation form. Phase 2: examine the current state, desired state, and the needs of school administration under the Office of the Basic Education Commission of Thailand according to the King's Philosophy. The sample group comprises 320 school administrators selected through multi-stage random sampling and applying the table of Krejcie and Morgan. The data were collected through semi-structured interview form and questionnaire with a 5-level Likert scale. Average, standard deviation, Priority Needs Index (PNI[subscript modified]) and content analysis were used to analyze the data. The findings of the study revealed the following: 1. There are 4 components and 30 indicators of school administration under the Office of the Basic Education Commission of Thailand according to the King's Philosophy categorized as follows: 1) academic administration with 10 indicators, 2) financial administration with 5 indicators, 3) personnel administration with 4 indicators, and 4) general administration with 11 indicators. Overall, the proficiency level is rated as the highest. 2. The current state is rated as the moderate level, and the desired state is at the highest level. When assessing the needs of school administration under the Office of the Basic Education Commission of Thailand according to the King's Philosophy, it is found that the component with the highest need is general administration. This is followed by personnel administration, financial administration, and academic administration, with the lowest index of essential needs respectively.