Teacher play a important role in school both academically and by participating in school administration for ensuring quality education for student. The efficiency of the school system can be ensured not by providing only a magnificent building to it, but by organizing and administering it on ideal lines in every way. A good building is just one small factor. There is the human element in the form of pupils, teachers and administrators without which the body of a school is incomplete and even inconceivable. Although the structure of a school is also raised by bricks and mortar but the more important things about school are the ideas, aims and the spirit behind its structure. Organization of a school is much more than a mere structure. Its administration is also not to be on the same pattern as the administration of a factory or a department The teacher’s job is a challenge for even the most capable. Its duties and function are unlimited in number. The present investigation was undertaken to study the Participation of Higher Secondary School Teachers in School Administration’. The researcher selected 100 teachers from 12 higher secondary schools of Jalpaiguri district. These teachers had been categorized as male and female, more experienced and less experienced, Govt. and Private management. A standardized tool (TPSAS) of Taj (1985 was used to assess the teacher’s participation in school administration of higher secondary school of Jalpaiguri district in relation to differential level of gender, school management and teaching experience. It consists of 27 items in which 5 items are related to planning, 6 items are related to organizing, 7 items are related to communicating, 5 items are related to controlling and 4 items are related to evaluating. To know the participation of secondary school teacher in school administration data were collected and mean, SD were worked out, ‘t’ test was applied to find out significant difference and ANOVA was applied to Study