The purpose of this study was to find out: (1) implementation of character education strengthening in Public Elementary School Klojen District, (2) teacher teaching behavior in Public Elementary School Klojen District, (3) student character formation in Public Elementary School Klojen District, (4) correlation between implementation of character education strengthening and teacher teaching behavior with student character formation in Public Elementary School Klojen District. A quantitative approach was used in this study with multiple linear regression design. This study was conducted in Public Elementary School Klojen District. The research population was 187 teachers, where the sample was 127 teachers. Data collection was done through a questionnaire. Data analysis technique used descriptive techniques and multiple linear regression. Based on the results of the research, it was known: (1) implementation of character education strengthening in Public Elementary School Klojen District was in the high category;(2) teacher teaching behavior in Public Elementary School Klojen District was in the very high category;(3) student character formation in Public Elementary School Klojen District was in the high category; (4) there is a positive correlation simultaneously between implementation of character education strengthening and teacher teaching behavior with student character formation in Public Elementary School Klojen District.