Extracurricular activities (ECA) exist across all levels of education in various forms such as sports, music, arts, clubs,andvolunteering activities. These activities provide students with opportunities to develop their potential holistically beyondacademiclearning. ECAs contribute to personality development, leadership skills, communication abilities, time management, confidencebuilding,stress management, and academic improvement. Researchers across multiple countries have shown positive correlations betweenECAparticipation and improved GPA, reduced behavioural issues, enhanced mental health, and stronger social skills. This paper describestherole and impact of extracurricular activities on students’ academic performance and holistic development. A sample survey of 100+ undergraduate students further provides insights into student perception of ECA benefits. Findings demonstrate that participation in ECAs positively influences academic outcomes, psychological well-being, interpersonal relations, and overall personality development Keywords Extracurricular Activities (ECA), Academic Performance, Holistic Development, Student Engagement, Mental Health,Personality Building