The 2005–06 Colorado Avalanche season was the 11th operational season and 10th playing season since the franchise relocated from Quebec prior to the start of the 1995–96 NHL season. As well as the franchise's 27th season in the National Hockey League and 34th season overall.
Regular season
Final standings
Schedule and results
Regular season
|- align="center" bgcolor="#FFBBBB" |1||L||October 5, 2005||3–4 || align="left"| @ Edmonton Oilers (2005–06) ||0–1–0 || |- align="center" bgcolor="#CCFFCC" |2||W||October 8, 2005||3–2 || align="left"| @ Dallas Stars (2005–06) ||1–1–0 || |- align="center" bgcolor="#CCFFCC" |3||W||October 10, 2005||7–3 || align="left"| Calgary Flames (2005–06) ||2–1–0 || |- align="center" bgcolor="#FFBBBB" |4||L||October 12, 2005||4–5 || align="left"| Nashville Predators (2005–06) ||2–2–0 || |- align="center" |5||L||October 14, 2005||2–3 SO|| align="left"| Chicago Blackhawks (2005–06) ||2–2–1 || |- align="center" bgcolor="#FFBBBB" |6||L||October 19, 2005||4–5 || align="left"| Los Angeles Kings (2005–06) ||2–3–1 || |- align="center" bgcolor="#CCFFCC" |7||W||October 21, 2005||7–1 || align="left"| @ Edmonton Oilers (2005–06) ||3–3–1 || |- align="center" bgcolor="#FFBBBB" |8||L||October 22, 2005||4–6 || align="left"| @ Vancouver Canucks (2005–06) ||3–4–1 || |- align="center" bgcolor="#CCFFCC" |9||W||October 25, 2005||5–3 || align="left"| Edmonton Oilers (2005–06) ||4–4–1 || |- align="center" bgcolor="#CCFFCC" |10||W||October 27, 2005||6–2 || align="left"| Vancouver Canucks (2005–06) ||5–4–1 || |- align="center" bgcolor="#CCFFCC" |11||W||October 29, 2005||4–3 OT|| align="left"| Vancouver Canucks (2005–06) ||6–4–1 || |-
|- align="center" bgcolor="#CCFFCC" |12||W||November 3, 2005||4–3 || align="left"| Mighty Ducks of Anaheim (2005–06) ||7–4–1 || |- align="center" |13||L||November 5, 2005||2–3 SO|| align="left"| Dallas Stars (2005–06) ||7–4–2 || |- align="center" bgcolor="#CCFFCC" |14||W||November 8, 2005||5–2 || align="left"| San Jose Sharks (2005–06) ||8–4–2 || |- align="center" bgcolor="#CCFFCC" |15||W||November 10, 2005||5–3 || align="left"| @ Vancouver Canucks (2005–06) ||9–4–2 || |- align="center" bgcolor="#FFBBBB" |16||L||November 12, 2005||3–5 || align="left"| @ Calgary Flames (2005–06) ||9–5–2 || |- align="center" bgcolor="#FFBBBB" |17||L||November 14, 2005||2–5 || align="left"| Edmonton Oilers (2005–06) ||9–6–2 || |- align="center" bgcolor="#CCFFCC" |18||W||November 16, 2005||3–1 || align="left"| @ Phoenix Coyotes (2005–06) ||10–6–2 || |- align="center" bgcolor="#CCFFCC" |19||W||November 18, 2005||3–2 || align="left"| @ Mighty Ducks of Anaheim (2005–06) ||11–6–2 || |- align="center" bgcolor="#FFBBBB" |20||L||November 19, 2005||3–4 || align="left"| @ Los Angeles Kings (2005–06) ||11–7–2 || |- align="center" |21||L||November 21, 2005||2–3 SO|| align="left"| Calgary Flames (2005–06) ||11–7–3 || |- align="center" bgcolor="#FFBBBB" |22||L||November 23, 2005||3–7 || align="left"| @ Detroit Red Wings (2005–06) ||11–8–3 || |- align="center" bgcolor="#CCFFCC" |23||W||November 25, 2005||5–0 || align="left"| @ Columbus Blue Jackets (2005–06) ||12–8–3 || |- align="center" bgcolor="#CCFFCC" |24||W||November 27, 2005||6–2 || align="left"| Vancouver Canucks (2005–06) ||13–8–3 || |- align="center" bgcolor="#CCFFCC" |25||W||November 29, 2005||3–2 || align="left"| @ Edmonton Oilers (2005–06) ||14–8–3 || |- align="center" bgcolor="#FFBBBB" |26||L||November 30, 2005||2–5 || align="left"| @ Vancouver Canucks (2005–06) ||14–9–3 || |-