This study discusses the development of an ethnoconstructivist-based electronic module in Islamic religious learning in elementary schools. The research method is research and development using the ADDIE research model which consists of five stages, namely (1) Analysis; (2) Design; (3) Development; (4) Implementation; and (5) Research Evaluation was carried out in elementary schools in Muara Bungo, the 2020/2021 school year. The sample in this study was 81 grade III elementary school students in Muara Bungo, Indonesia for the 2020/202 academic year. The research objectives are (1) to see how to develop an electronic module based on ethnoconstructivism in Islamic religious learning in elementary schools, (2) to see how perceptions and interests are in using ethnoconstructivism-based electronic modules. Based on the distribution of perception questionnaires and interest questionnaires, the results were perceived frequency as much as 59 with a percentage of 72.8% in sufficient criteria and interest received a frequency of 63 with a percentage of 77.8% in good criteria.