Most wins in a season: 22 in 1897
Most losses in a season: 21 in 1897
The Parkersburg Killers, an independent, minor league baseball team, played in the Ohio-West Virginia League between 1897 and 1897.
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.