background: understanding the experience of people who stutter, both in and out treatment, will lead to improved outcomes. aim: to investigate how stuttering affects the quality of life of children and adolescents who stutter. method: the overall assessment of the speaker's experience of stuttering - school-age (oases-s) was used to assess the impact of stuttering and the fluency profile protocol was used to stuttering severity. results: these age groups do experience moderate negative impact as measured by the oases-s. the results showed a tendency toward a positive correlation between severity and the impact of stuttering on quality of life. conclusion: a better understanding of the impact of stuttering in these age groups provides a needed guide for the development of stuttering treatments and treatment outcomes research.