Philadelphia Athletics

Philadelphia Athletics
Logo Cap insignia
Information
LeagueAmerican League (1901–1954)
Established1901 (1901)
Relocated1955 (1955) (to Kansas City, Missouri; became the Kansas City Athletics)
World Series championships5
American League pennant9
Former ballparks
ColorsRoyal blue, white, red
     
Retired numbersNone
Ownership
List of owners
General manager
List of general managers
Manager
List of managers

The Philadelphia Athletics were a Major League Baseball team that played in Philadelphia from 1901 to 1954, when they moved to Kansas City, Missouri, and became the Kansas City Athletics. After another move to Oakland, California in 1967, they became the Oakland Athletics. In 2025, the team moved to West Sacramento, California as the Athletics, and plans ultimately to move to the Las Vegas metropolitan area.

The Philadelphia Athletics had an overall win–loss record of 3,886–4,248–79 (.478) during their 54 years in Philadelphia. Eight former Philadelphia Athletics players were elected to the National Baseball Hall of Fame.