A According to the research, it was found that 77,48% of people had concentration problems or poor learning concentration. The learning concentration itself is the main capital for students to receive teaching materials and successful indicator of learning process. One of the factors that contribute learning concentration is good quality sleep. The learning process in technological era involved the use of gadgets indirectly will increased screen time which is considered to affect learning concentration. This research aims to assess the relationship between sleep quality and screen time with learning concentration in senior high school students.METHODS This cross sectional research was conducted in a school in Serang involving 185 students aged 16-18 years old. This research is an observational with chi-square to see the relationship between variables. Sample selection is done by Consecutive Sampling. Students who have unpleasant conditions (loss of family members, loved ones), experience mental disorders (have consulted with psychiatrist) and take psychotropic drugs such as nicotine, cocaine or psychiatric drugs were excluded from this research. The data was carried out directly using PSQI questionnaire to assess sleep quality, army alpha test to assess learning concentration and the screen time questionnaire to calculate students’ screen time. Data will be processed and analyzed with SPSS. The chi-square test is used to see the relationship between variables.RESULTS Of the 185 students, 153 students (82,7%) had poor sleep quality, more than half of the research respondents 103 students (55,7%) had high screen time exposure (≥56 hours/week). It was found that 154 students (83,2%) had good learning concentration. The chi-square results showed that there was no relationship between sleep quality and screen time with learning concentration (p > 0,05).CONCLUSIONS There is no relationship between sleep quality and screen time with learning concentration in senior high school students.