.Z, Befekadu (PhD)Solomon, Hana2019-09-172023-11-052019-09-172023-11-052019-07http://etd.aau.edu.et/handle/123456789/19102The purpose of this study was to examine the relationship between leadership style and school culture of private secondary schools of Bole sub-city. The study employed descriptive and co relational research design that includes 215 teachers respondents' and 20 parents interviewees those are the parent teacher association members. Standardized Leadership Questionnaire of Northouse based on kurt Lewin 1939 leadership model and School Culture Survey of Steve Gruenert, (1998) with some modification were used to collect data. Data were analyzed using descriptive statistics such as mean and standard deviations and inferential statistics such as Pearson correlation coefficient and regression analysis. Besides, the findings unveiled that Autocratic leadership style, had positive and moderate significant co-relationship with collaborative leadership, collegial support and professional development, but it has weak relationship with other dimensions. On top of this Democratic leadership style had moderate, but significant correlation with learning partnership, collaborative leadership, professional development, collegial support, but with teacher collaboration, and unity of purpose school culture dimensions was found strong a significant correlation as the r value signified. However, Laissez-faire leadership style relationship had a weak relationship withlearning partnership whereas it had a moderate relationship with professional development, unity of purpose, collegial support dimensions of school culture furthermore, it had strong relationship with collaborative leadership, and teacher collaboration. The regression analysis further displayed that overall leadership style: democratic, autocratic and laissez-faire leaderships were good predictors of school culture and has significant correlation. Although, the overall leadership styles and the overall school culture correlation was positive as the r value indicates. Key words: leadership style, leadership behaviors, school cultureenleadership styleleadership behaviorsschool cultureThesis