This research aimed to analyze the reading comprehension of tenth-grade TITL major students in understanding the social function of descriptive texts at Vocational High School 5 Padang and to identify the difficulties they faced in comprehending the social function of descriptive texts. This research employed a descriptive quantitative research design. The participants were 34 tenth-grade students of the TITL major at Vocational High School 5 Padang. The data were collected through a reading comprehension test consisting of 20 multiple-choice questions based on four indicators: identifying the object described, understanding the characteristics of the described object, understanding the social function, and understanding detailed information. The data were analyzed by calculating students’ scores, mean score, percentage, and score classification. The findings showed that the students obtained an overall mean score of 89.8, which was categorized as Very Good based on the seven-category classification adapted from Addas, Nur, and Larekeng (2021). The students’ scores ranged from 60 to 100. The percentage distribution showed that 7 students (20.59%) were classified as Excellent, 17 students (50.00%) as Very Good, 6 students (17.65%) as Good, 2 students (5.88%) as Fairly Good, and 2 students (5.88%) as Fair, while no students were classified as Poor or Very Poor. The social function indicator, as the main focus of the research, obtained a mean score of 21.1 out of 25. Among the supporting indicators, understanding detailed information obtained the lowest mean score of 20.0. Therefore, the students generally demonstrated a Very Good level of reading comprehension of the social function of descriptive texts, although understanding detailed information remained a relatively greater difficulty.