This study investigated the effect of project-based learning and self-efficacy on students' entrepreneurial readiness in vocational high school. Quasi-experimental method was used as a quantitative research design for this study. The setting of this study was SMKN 1 Sukasada, Buleleng, Bali in which 76 of eleventh grade students were selected as the research sample. They were selected by using random-matching sampling. The data were obtained through pre-test and post-test by using a performance test rubric as a research instrument. The obtained data were analyzed quantitatively through descriptive statistics and inferential statistics. The results showed that project-based learning along with self-efficacy contributed to students' entrepreneurial readiness. Project-based learning boosted students' entrepreneurial readiness since they became the center of the learning process.