College basketball - TV ratings of NCAA national championship games 2023
As of 2023, the highest-ever rated game during the NCAA basketball tournament championships, also known as March Madness, was the national championship game matchup between Michigan State and Indiana State in 1979. This game had a rating of 24.1, which was nearly a full ratings point higher than the second-highest rated game, which was played in 1985 between Georgetown and Villanova.