The purpose of this research is to examine the influence of organizational culture, principal's transformational leadership and teacher self-confidence toward teacher performance. The survey is conducted by taking a sample of 120 teachers by proportional random sampling system in Bogor, West Java, Indonesia. Data is analyzed using correlation with path analysis approach. Teacher performance is the activity that has been accomplished by the teacher in the instuctional, so as to enhance the learning experience of students in accordance with the goal of education. Based on research, teacher performance as the dependent variable is influenced by several independent variables; organizational culture, principal's transformational leadership and teachers self-confidence where the independent variable contributes 45.326% (R2 = 0.45326, a = 0.05%) toward teachers performance. Each independent variable contributes to teacher performance; organizational culture 26.828%, the principal's transformational leadership 41,115% teacher self-confidence 14.509%. Based on the research results, it is recommended that to improve teacher performance, the school needs to mold organizational culture that enhance values and norms of the schools as well as principal's transformational leadership to envolve teacher participation to achieve future goals and foster teacher self-confidence