This article presents data on factors that depict [pre-service] teacher beliefs about educational research. A cross-sectional survey was used to collect the data that involved 352 final-year students working on their undergraduate theses. The students were registered in the faculty of teacher training and education in one of the private universities with an A (excellent) accreditation in Jakarta, Indonesia. The participants were selected conveniently. Exploratory factor analysis was performed to reveal the factors comprised in the data. 49 out of 72 items formed five factors: negative views about educational research, positive views about educational research, knowledge about educational research, open-mindedness, and accessibility.