A look at what makes the sport's best ballpark fan cultures special, from the Green Monster to the sausage race, and what Las Vegas can borrow as it builds its own identity around the A's.
Read the full story →Philadelphia to Kansas City to Oakland to Las Vegas. Every player and the position they played, one season at a time, going all the way back to 1901.
Explore all rosters →A charter member of the American League, the Athletics are born under Connie Mack.
The franchise leaves Philadelphia after 54 seasons for Kansas City.
The A's move west and build a dynasty, three straight titles in 1972–74.
An interim home in Sacramento bridges the gap between Oakland and the desert.
A new 30,000-seat ballpark on the Tropicana site opens on the Strip.
5,000+ player seasons, every A's player since 1901
Explore →All 126 rosters, season by season
Explore →Franchise eras, dynasties, and milestones
Explore →Every home the A's have played in
Explore →The skippers who ran the dugout
Explore →Hall of Famers, MVPs, and league honors
Explore →Trade calculator, betting model, and analytics
Explore →Your guide to 2028 tickets in Las Vegas
Explore →News, stadium watch, and fan guides
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