2005 Colgate Raiders football team

Colgate won the Patriot League co-championship but lost in the first round of the NCAA Division I-AA national playoffs.

[1] The Raiders outscored opponents 283 to 245. Colgate's 5–1 conference record tied with Lafayette for first in the Patriot League standings.

[2] Colgate was awarded the Patriot League's automatic berth in the national playoffs, though co-champion Lafayette also participated, as an at-large selection.

Throughout the regular season, Colgate was unranked in the Division I-AA national top 25.

23. Colgate played its home games at Andy Kerr Stadium in Hamilton, New York.