English reading is a significant indicator of English proficiency. This study, based on a questionnaire survey of 200 high school students in Shanghai, employs structural equation model (SEM) to explore the impact of metacognitive strategies and self-concept on English reading performance. ἀe findings point out that both the use of metacognitive strategies and the level of self-concept among Shanghai high school students are moderate; planning strategy within metacognition and self-experience within self-concept have a profound impact on their reading performance.