Adolescents with emotional and behavioral disorders (AEBDs) are individuals who experience persistent difficulties in managing their emotions, behaviors, and social interactions. Based on this, the study assessed the emotional maturity and emotional adjustment of adolescents with emotional and behavioral disorders in Ilorin East local Government, Kwara State Nigeria. The study adopted a descriptive survey research design of correlation type. The respondents were 120 Junior secondary school 2 adolescents with emotional maturity and emotional adjustment were purposively selected. Two research instruments were used for data collection: The emotional maturity questionnaire and the emotional adjustment questionnaire. The study revealed that the emotional maturity of AEBDs was low, it was also shown that their level of emotional adjustment was low. It was revealed that there was a significant difference between the emotional maturity of male and female AEBDs where females had better emotional maturity. There was no significant difference between emotional adjustment of AEBDs based on gender. Based on the findings the study concluded that emotional maturity and emotional adjustment of AEBDs were low; it was recommended that teachers and parents should be trained on various approaches that can be used to improve emotional and emotional adjustment of adolescents with EBD.