Most wins in a season: 58 in 1891
Most losses in a season: 67 in 1890
The Portland Gladiators, an independent, minor league baseball team, played in the Pacific Northwestern League, Pacific Northwest League and New Pacific League between 1890 and 1896.
|1890||Portland Gladiators||Pacific Northwestern League||25||67||Roster||Stats|
|1891||Portland Gladiators||Pacific Northwestern League||58||40||Roster||Stats|
|1896||Portland Gladiators||New Pacific League||19||9||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.