This article selects the first year, second year and third year students from three senior high schools in Qing Yuan City, a total of 315 students were chosen for the test, which uses the translated Chinese version of Pittsburgh Sleep Quality Index (PSQI), together with State-Trait Anxiety Inventory (STAI), to investigate the correlation between senior high schools' sleep quality and condition of anxiety. The results show that:1. Senior high school students' condition of anxiety does not subject to the influence of gender,grade in school and type of school, but their trait anxiety level is generally higher than their state anxiety level; 2. Third year senior school students have the highest level of anxiety,among whom, students from the Qing Cheng High School have the highest level of anxiety of the three high schools, and the lowest level of sleep quality;3. of senior high school students have sleeping impediment issues, there are significant differences among high school students, of different genders and school grades, in their sleep quality, first year students require the longest time to fall asleep, and second year students have the lowest sleep efficiency;4. The most important factor that influences sleep quality is anxiety sentiment, as for the senior school students, the higher their anxiety level is, the lower their sleep quality would be.