The use of english as medium of instruction in teaching young learners at MI Khoirul Huda

English is not only a subject of learning but also used as a language instruction. Especially nowadays English is used to teach young learners in primary school. This research discusses the use of English as a medium of instruction to teach young learners. This research aims to investigate how English is used as a medium of instruction when teaching young learners in MI Khoirul Huda Sidoarjo and to explore the challenges faced by the teachers in MI Khoirul Huda with the research subjects being teachers who teach using English as the instruction. Data collection was conducted through observation and interviews using a descriptive qualitative approach. The results of this study are five parts of how English is used as a language of instruction to teach young learners including explaining the material, teacher involvement in class, classroom atmosphere, classroom interaction, and giving feedback. And the results of the challenges in the use of English as a language of instruction there are several challenges faced namely, teacher ability, student ability, and learning resources