2023–24 Colorado Avalanche season

The 2023–24 Colorado Avalanche season was the 45th season for the Avalanche as the National Hockey League (NHL) franchise that joined the league in 1979, and their 28th playing season since the franchise relocated from Quebec prior to the start of the 1995–96 NHL season.

On March 30, 2024, the Avalanche clinched a playoff berth for the seventh consecutive season after a 7–4 win against the Nashville Predators. On April 18, 2024, Nathan MacKinnon broke the single season point record, across both the Nordiques and Avalanche, with 140 points. In the playoffs, the Avalanche defeated the Winnipeg Jets in five games in the first round, before losing to the Dallas Stars in the second round in six games. On June 27, 2024 Nathan MacKinnon became the first Avalanche player to win the Hart Memorial Trophy since Peter Forsberg in 2002-03.

Preseason
The Avalanche pre-season schedule was released on June 23, 2023.

Regular season
The Avalanche regular season schedule was released on June 27, 2023.

Goaltenders
†Denotes player spent time with another team before joining the Avalanche. Stats reflect time with the Avalanche only.

‡Denotes player was traded mid-season. Stats reflect time with the Avalanche only.

Bold/italics denotes franchise record.

Transactions
The Avalanche have been involved in the following transactions during the 2023–24 season.

Key:

Contract is entry-level. Contract initially takes effect in the 2024–25 season.

Draft picks
Below are the Avalanche's selections at the 2023 NHL Entry Draft, which was held on June 28 to 29, 2023, at Bridgestone Arena in Nashville.