The electric vehicle market in the United States has grown from a few thousand vehicles in 2010 to more than 315,000 vehicles sold annually from 2018 to 2020. In 2020, the electric share of new vehicle sales was approximately 2.4%, an increase from about 2% in 2019. This study, an update of the previous analysis of state, local, and utility company actions to promote electric vehicles, shows the states and cities with the greatest electric vehicle market success continue to have the strongest and most comprehensive policy supports.