The present study reveals the fact that involvement in the co-curricular activities produces its effect on academic performance of the students. Most of the studies have been carried out and they have revealed the fact that particular co-curricular activities certainly effects on the academic achievements of the students. The purpose of this research is to establish that co-curricular activities in which university students participate have a positive effect on their academic achievements. The study was conducted by using the questionnaire filling technique which was distributed among 500 students of the university. The study gave the fact that according to the students involved in any kind of sports, participating in dramatic and other literary activities positively affects their academic performance, while watching the television has also some positive impact on academic performance. So, it can be deduced from the study that co-curricular activities affect academic achievements of the students and this impact also depends upon those activities in which the students are keenly involved.