The 2008 Colorado Rapids season was the thirteenth season of the team's existence.

Colorado began their season with 4–0 victory over the Los Angeles Galaxy and ended a 1–1 draw against Real Salt Lake.

They finished 4th in the Western Conference and 9th overall, 1 point behind the New York Red Bulls for the final Wild Card Playoff spot.

In the U.S. Open Cup Qualifying, Colorado defeated the Los Angeles Galaxy 1–0 before losing in Kansas City in a penalty shootout.

Gomez 59' Cummings 66' Buddle 32' Ballouchy 37' Clark 49' Quaranta 82' Angel 34' Richards 40' Casey 11', 45', 90' 70' (o.g.)