Energy efficiency employed more than 2 million Americans in 2020 and through the first half of 2021, dominating the U.S. clean energy economy–yet far behind what is needed for the energy transition. This fifth annual report provides a 13-page summary of 2020-21 U.S. efficiency jobs badly impacted by the pandemic. State specifics in the full report’s 400+ pages offer comparisons by sector, technology, firm size and more with job numbers by metro, county, legislative and congressional districts. Workforce development and training, career paths and policy recommendations are discussed.