This study aims to examine the correlation between the English-only policy and the learning motivation of Grade XI students at Darul Ulum Senior High School Sugio during the 2023-2024 school year. The research method of this research was a quantitative research methodology, utilizing questionnaires to collect data from 30 samples of Grade XI students. Statistical analysis using SPSS version 25 was conducted to determine the strength and nature of the correlation between the English-only policy and the student's learning motivation. The findings reveal a significant positive correlation between the English-only policy and students' learning motivation. The correlation test results showed a significance value of 0.000, indicating that p-value = 0.000<0.05, which means there is a correlation between the English-only policy and student's learning motivation. ThePearson correlation of 0.776 results showed that the correlation between English-only policy and students' learning motivation was in a strong category. The results showed that the hypothesis alternative (Ha) is accepted, and the Hypothesis null (H0) is rejected. The results suggest that the immersion environment created by the English-only policy can enhance students' motivation to learn and use English more effectively.

Keywords: English-only policy, student’s learning motivation