The purpose of this study is to develop and validate the creativity index for undergraduate students to measure students’ personal awareness on their creativity and creative learning environment. For the development and validation, six steps of research methods were performed. The items were developed based on literature reviews and analyses of previous instruments on creativity. Face validity, content validity, and construct validity were conducted. Based on the results of the validity test, 69 item were selected for preliminary test with 773 students participated in the study. Through the item analysis, exploratory factor analysis, correlation analysis, reliability test, 35 items for personal tendency awareness on creativity and 8 items for creative learning environment were selected. This creativity index will help educators to develop and improve educational programs and environmental support for enhancing creativity in higher education.