Objective: To investigate pathological Internet use among middle school students in disaster area 8 years after Wenchuan earthquake. Methods: Adolescent Pathological Internet Use Scale (APIUS) was implemented among 4067 students in the disasterstricken and nondisaster areas. Results: The prevalence of pathological Internet use among middle school students in the disasterstricken area was higher than that in nondisaster areas. Six dimensional scores of pathological Internet use among students in disasterstricken area were significantly higher than those of nondisaster areas(P<0.05). In the disaster areas, six dimensional scores of pathological Internet use among male students were significantly higher than female students(P<0.01). Students in different grades in the disaster area differed in three dimensions of "prominence, mood change, and negative consequences"(P<0.05). In the disaster areas, the scores in dimensions of "withdrawal symptoms, social comfort, and negative consequences" among students from divorced family were significantly higher than the nondivorced family on the(P<0.05). Among students in the disaster areas, the scores in dimension of social comfort and negative consequences among leftbehind students were significantly higher than those of nonleftbehind students(P<0.01). Conclusion Intermediate and longterm attention should be paid on mental health among middle school students in disasterstricken areas, by tailoring psychological needs and proper Internet usage guidance.