Most watched primetime telecasts among adults aged 18-49 in the U.S. 2018
The statistic shows the leading broadcast and cable primetime telecasts among adults aged 18 to 49 in the United States in 2018, sorted by number of viewers. The Super Bowl LII telecast, aired on February 4, 2018, ranked first with 43 million viewers in this age group. Nine of the top 10 most watched programs from this age group were American football games, with the only exception being 'This Is Us' which aired directly after the Super Bowl.