There is a widely acknowledged, urgent need for improving and increasing science, technology, engineering and math (STEM) skills among our citizenry and students to navigate the modern world and access the opportunities it affords. The need for a more STEM literate workforce has been discussed in respected reports such as “Rising Above the Gathering Storm” from the National Academies, and data on the workforce show clear benefits of a STEM‐related post secondary education in the current job market. This brief from the Afterschool Alliance explores the impacts and outcomes of afterschool STEM