This study is on "Assessment of Principals? Roles in the Management of Secondary Schools in Funtua and Malumfashi Education Zones in Katsina State, Nigeria". To achieve the aim of this research, seven objectives were set in line with the research questions and hypotheses. The objectives are to; examine the leadership role performance of principals on internal supervision, determine the role performances of principals on maintenance of school facilities, assess the role performance of principals on interpersonal relationship and ascertain the leadership role performance of principals on maintenance of discipline in Senior Secondary Schools in Funtua and Malumfashi Education Zones in Katsina State, Nigeria. The study used survey method that covered all public secondary schools within Funtua and Malumfashi Education Zones in Katsina State. The study used survey design. The population of the study comprises Principals, Teachers, PTA and MOE with total number of 824. A total of 250 respondents were used as sample for the study; i.e. 15 Principals, 175 Teachers, 12 Ministry of Education Officials and 48 Parent-Teachers? Association (PTA). The questionnaire was validated by the supervisors. The researcher conducted a pilot study to test the reliability of the instruments. The reliability of the instrument was obtained at reliability coefficient of 0.71. This means the instrument was considered reliable. Questionnaire was used to collect relevant data. Seven hypotheses were formulated and the testing was done by using Analysis of Variance. The findings of the study revealed that; there was low level of maintenance of facilities such as accommodation, teaching and learning, sports, light and transport. Principals did not permit free movement of members of the local community in the school premises and as such did not carry out management of discipline alone in the schools, principals ensured that teachers access and manage record of academic performance and conduct of the students by providing them with all necessary facilities in Secondary Schools in Funtua and Malumfashi Education Zones in Katsina State, Nigeria. From the findings, it will be concluded that, there was effective communication from principals to staff and students on matters that affect the school through circulars and bulletin board. Principals encouraged teachers to have good interpersonal relationship with students. Principals did not permit free movement of members of the local community in the school premises and as such did not carry out management of discipline alone in the schools. The study, therefore, recommended that; Principals should make sure that proper orientation is conducted for newly recruited teachers before they start work and in order to enhance higher productivity in schools, good and adequate facilities, accommodation, computers with internet facilities, constant water and electricity supply provided to Secondary Schools should be properly maintained in in Funtua and Malumfashi Education Zones in Katsina State, Nigeria.