Most wins in a season: 49 in 1897
Most losses in a season: 89 in 1897
The Philadelphia Athletics, an independent, minor league baseball team, played in the Atlantic League, Eastern Association, Eastern League, League Alliance and Pennsylvania State League between 1877 and 1900.
|1877||Philadelphia Athletics||League Alliance||3||2||Roster||Stats|
|1881||Philadelphia Athletics||Eastern Association||18||19||Roster||Stats|
|1892||Philadelphia Athletics||Eastern League||12||26||Roster||Stats|
|1896||Philadelphia Athletics||Pennsylvania State League||39||16||Roster||Stats|
|1897||Philadelphia Athletics||Atlantic League||49||89||Roster||Stats|
|1900||Philadelphia Athletics/Harrisburg||Atlantic League||10||17||Roster||Stats|
Average attendance is based upon the number of actual home dates where known (most leagues from 1992 and later). Where the number of home dates is not known, the average is calculated using half the team's total games.