This report summarizes the progress ELC States made since the program began in 2012. It includes selected examples of key initiatives States undertook to create a comprehensive system of high-quality programs for young children and their families. Specifically, it looks at States' efforts to refine their QRIS; examine progress elements (including early learning standards, screenings, and assessment systems); engage and support families; support the early learning workforce; enhance early childhood data systems; and foster community connections. The content was drawn from States' ELC Annual and Final Performance Reports. (author abstract)