Engaging the Extension workforce in professional development is critical for learning, behavior change, and continued development. However, county Extension directors find it difficult to juggle the various demands on their time, including the need to develop the leadership competencies required to be successful in their roles. Online leadership training is one option that can be used to address this time demand faced by Extension leaders and provide an avenue for developing leadership capacity. We discuss the design and implementation of the 10-week online Leadership Short Course for county Extension directors and the reactions of participants.