Background: Healthy child makes healthy generation. There is a close relationship between unhealthy children to a worsened future of the world. Every year, Acute Respiratory infections (ARI- including both upper and lower) constitutes a leading cause of morbidity and mortality. Worldwide 3.9 million deaths of young children occur due to ARI every year. The study was attempted to assess Material and method: A non experimental descriptive survey research design was carried out in selected hospital Guwahati, Assam among 100 children in Pediatric medicine OPD by using non probability convenience sampling technique. Structure tool was implemented for the study. Result and analysis: The prevalence of URTI was found 80(80%) out of 100 sample. For assessing the demographic variables 60(60%) are 0-3 years, 96(96%) belongs upper lower class, 95(95%) belongs to mixed dietary habits, 88(88%) of them live in kutcha house and for assessing the risk factors of URTI 76 nos.(76%) did their weaning after 6 month, 36(36%) belongs to damp environment, 94 (94%) are absent from Asthma. Discussion and conclusion: The researcher concluded that the prevalence of URTI is high and risk factors are influencing to URTI. A comparative study can be undertaken to assess the knowledge regarding transmission and prevention of acute respiratory infection & self instructional module in local languages can be prepared for educating the primary school children.