The Terps found themselves down at the half for the third straight game, but were unable to come away with a win against the Patriots.
The Terps and Catamounts played a physical and tense game, amassing fouls and clashing after plays.
Fatts Russell and Eric Ayala combined for 44 points after a close start with the Catamounts.
The Terps' starting shooting guard notched his milestone 1,000th point on a free throw in the first half and helped Maryland to a season-opening win.
The Terps gave fans plenty to be excited about as they dusted the Broncos.
The Terps bring back three leaders in Eric Ayala, Donta Scott and Hakim Hart, all set to have banner seasons.
Coach Mark Turgeon had an active offseason in the transfer portal and the results brought players ready to make an impact.
The official beginning of Terps basketball season drew record attendance with more than 1,600 students running the mile.
The Terps are one of five Big Ten teams that made the preseason rankings.
The Terps added nine new players to their squad, but the team said they are close on and off the court already.