Hispanic-Serving Institutions are critical in providing Latino/a/x learners with educational and professional opportunities. Despite Hispanic-Serving Institutional support for learners at the classroom, program, and institutional levels, no syntheses or meta-analyses of Latino/a/x learner outcomes, specifically in STEM-related subjects, exist. A scoping review using a servingness framework was employed to identify the breadth and depth of STEM learner outcomes at Hispanic-Serving Institutions. Findings hold significance for academic personnel who research and educate STEM learners.