The main purpose of this study was to investigate the practices of teachersâ€™ participation in rndecision making in secondary schools in West Shewa. To conduct this study, a descriptive survey rnmethod was employed. A total of 247 respondents (197 teachers, 15 principals, 35 PTAs, were rnincluded in the study. The teacher respondents were selected by systematic random sampling rndesign while educational office officials and teachers representatives were selected by purposive rnsampling method. The data were gathered through questionnaire, interview and observation. rnData gathered through questionnaire were analyzed using percentage, weighted mean and rnindependent sample t-test. Data obtained through interview and document analysis were rnqualitatively analyzed. School leaders in encouraging teachersâ€™ participation in school decision making were found to be ineffective. It was thus concluded that teachers role in school decision making not have been given due attention in this study, This is likely to affect the holistic rnactivities of school in general and teaching learning process in particular. Finally, the study rncalled for the need to facilitate condition in which trained principals in school administrative rnwill be assigned, providing extrinsic reward to teachers with exemplary performance in their rnprofession, establishing a collaborative relationship among teachers, treating and motivating all rnteachers equally and the school leaders Should communicate and give clear information on the rnissues related with school planning to develop the sense of transparency in between teachers and rnschool leaders were also some of the major recommendations forwarded in order to improve rnteachersâ€™ participation in school decision-making.