The 2025 Summit League men's basketball tournament will be the postseason men's basketball tournament for the Summit League for the 2024–25 season.

All tournament games are played at the Denny Sanford Premier Center in Sioux Falls, South Dakota, from March 5–9, 2025.

[1] All nine conference teams will participate in the tournament.

Teams will be seeded by record within the conference, with a tiebreaker system to seed teams with identical conference records.

The tiebreakers operate in the following order: If St. Thomas wins the Summit League Tournament, the conference's automatic bid would go to the highest seeded postseason eligible team.