The purpose of this research is to investigate the relationship between psychological counselors' job satisfaction and self-esteem. The sample of the research consists of 297 psychological counselors who are accessible and working at schools and the center for guidance research in different districts such as Kadikoy, Kartal and Maltepe in Anatolian part of Istanbul. The data of the research were obtained by using "Personal Information Form" prepared by the researcher, "Job Satisfaction Scale" for job satisfaction and "Self-Esteem Scale" for self-esteem. Independent Group T Test and One Way ANOVA were used to analyze the data. Post-Hoc Scheffe was used for the difference between groups, Kruskal-Wallis H Test and Mann Whitney U Test were used for the comparison of quantitative data and Pearson Correlation Analysis in order to analyze the relationship between job satisfaction and self-esteem. As a result of analysis, the relationship between job satisfaction and self-esteem of counselors was significantly positive. The relationship of self-esteem of counselors with the variables such as gender, marital status, graduated department of university, educational status, the type of school, having administrative experience, the number of students in schools, the levels of school, having room for counseling at school or not, on-the-job seminars and off-the-job seminars were found as not significant. The relationship of job satisfaction of counselors with the variables such as age, seniority, the type of school and room for counseling at school were not significant.