The 2024 NCAA Division I baseball season, play of college baseball in the United States organized by the National Collegiate Athletic Association (NCAA) at the Division I level, began on February 16, 2024.

The season progressed through the regular season, many conference tournaments and championship series, and concluded with the 2024 NCAA Division I baseball tournament and 2024 Men's College World Series (MCWS).

The MCWS, consisted of the eight remaining teams in the NCAA Tournament and held annually in Omaha, Nebraska at Charles Schwab Field Omaha, it ended on June 24, 2024, with Tennessee winning the title.

In addition to the above, Hartford, which had played the 2023 season as a Division I independent, joined the Commonwealth Coast Conference, now known as the Conference of New England, as part of the school's transition to NCAA Division III.

The teams in each conference that win their regular season title are given the number one seed in each tournament.