Objective: Determine the association between occupational risk factors and behavioral problems in child workers of a marketplaceMethods: Cross sectional study in 100 child workers. A questionnaire was used to evaluate the occupational risks factors and working conditions. For determining the behavioral problems, we used the Child Behavioral Checklist (CBCL-01). The data analysis was done with SPSS v. 26. Univariated, bivariated and multivariated analysis were performed. Results: Male children had more behavioral problem than female (p=0. 001). 76% of children was in clinical range. This range was associated with externalized and internalized behaviors (p=0. 001). Conclusion: Child workers have a high prevalence of behavioral problems and these are associated with early beginning of working.