The 2004 K League was the 22nd season of the K League. The previous single format of the league was replaced by two regular stages and playoffs in this season. Each team played a total of 12 matches against every other team in each stage. After both stages were finished, two winners and the top two clubs in the overall table qualified for the playoffs.

Regular season

First stage

The first place team qualify for the championship playoffs.

Second stage

The first place team qualified for the championship playoffs.

Overall table

The top two teams in the overall table qualified for the championship playoffs.

Championship playoffs

Bracket

Final table

Top scorers

This list includes goals of the championship playoffs. The official top goalscorer was decided with records of only regular season.

Awards

Main awards

Best XI

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