This research is purposed to reveal the correlation between watching English channels on YouTube and the students’ listening ability in private Islamic University. First, the frequency of watching English channels on YouTube among the students at a Private Islamic university is going to be identified as well as the students listening ability. This research is very interesting because nowadays, the majority of students are watching YouTube. However, there has not been found a research which exactly shows the level of students’ watch time and even more its correlation with English listening ability, especially in the university. The researcher used quantitative research and distributed questionnaires to 77 students at the University. The respondents were chosen randomly and the total of 77 students are defined from the 95% confidence level, out of 94 student’s population. Based on the research, students of the Private Islamic University often watch English channel. In addition, the students listening ability is also moderate. Moreover, the correlation between students’ intensity in watching English channels on YouTube and student listening ability is very low but it is not significant. In other words, there is no tendency that the students’ daily watch time would be followed by increase nor decrease of students listening ability