Most wins in a season: 76 in 1908
Most losses in a season: 84 in 1907
The Mansfield Pioneers, a minor league baseball team, played in the Ohio-Pennsylvania League and Ohio State League between 1907 and 1909.
|1907||Mansfield Pioneers||Ohio-Pennsylvania League||55||84||Roster||Stats|
|1908||Mansfield Pioneers||Ohio State League||76||73||Roster||Stats|
|1909||Mansfield Pioneers||Ohio State League||63||58||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.