1904 Philadelphia Athletics season

The 1904 Philadelphia Athletics season involved the Athletics finishing fifth in the American League with a record of 81 wins and 70 losses.

1904 Philadelphia City Series
The Athletics played eight games against the Philadelphia Phillies for the local championship in the pre-season city series. The Athletics defeated the Phillies, 5 games to 3.

The series was to have opened on April 2, 1904 at the Phillies’ Philadelphia Ball Park but was called off due to wet grounds. The game scheduled for April 9, 1904 at the Phillies’ park was canceled due to rain.

Following the 1904 series, the Athletics and Phillies had each won 10 of the twenty games played in the local championship in 1903 and 1904,

Regular season

 * May 5, 1904: Cy Young threw the first no hitter in the history of the American League's Boston franchise against the Athletics. It was also a perfect game. The Americans beat the Athletics by a score of 3–0.

Starters by position
''Note: Pos = Position; G = Games played; AB = At bats; H = Hits; Avg. = Batting average; HR = Home runs; RBI = Runs batted in''

Other batters
''Note: G = Games played; AB = At bats; H = Hits; Avg. = Batting average; HR = Home runs; RBI = Runs batted in''

Starting pitchers
Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; SO = Strikeouts

Other pitchers
Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; SO = Strikeouts

Relief pitchers
Note: G = Games pitched; W = Wins; L = Losses; SV = Saves; ERA = Earned run average; SO = Strikeouts