The main purpose of this study was to find out whether the subscales of technological pedagogical content knowledge and classroom management skills of teachers working in elementary and secondary education institutions differed significantly according to demographic variables (marital status, age, sex, study type, year of vocational service) and the relationship between technological pedagogical content knowledge of teachers in secondary schools and classroom management skills. The study's universe consists of all primary, secondary and high school teachers in the province of Çanakkale in the academic year 2016-2017. Due to economic, transportation and date constraints, 341 participants who are volunteers from Çanakkale central district, Lapseki, Çan and Yenice districts composes the sample of the study. The research was designed with relational screening model. The "Personal Information Form" was used to determine the demographic characteristics of the teachers in the research. The data in the study were collected together with the scales of " Technological Pedagogical Content Knowledge (TPACK) Scale" and "Classroom Management Skills Scale (SCSM)" scales. The data were collected from 341 volunteer teachers through SPSS 23. 0 package program. When analyzing the data, mean, percentage, independent sample t-test, One-Way ANOVA test and Pearson Product Moment correlation analysis were performed to find the answer to the problem situation and sub problems. There was no significant difference between teachers' technological pedagogical field knowledge and gender, marital status and age variables in the results of the study. However, there is a significant difference between teachers' technological pedagogical content knowledge and the variables of school type and occupational seniority year. It can be said that the type of school they are studying and the years of seniority are factors that affect teachers' TPAB levels. There was a significant difference between the classroom management skills of the teachers and the variables of gender, marital status, age, school type and occupational seniority. It can be said that the five different variables involved in the research of teachers are a factor affecting classroom management skills. There is also a moderate relationship between teachers' technological pedagogical content knowledge and classroom management skills on the positive.