The 1998 Wisconsin Senate election were held on Tuesday, November 3, 1998. Seventeen of the 33 seats in the Wisconsin Senate were up for election—the odd-numbered districts. At the time, Republicans held 17 seats while the Democrats held 16, having lost their majority only months prior due to Republicans winning a special election to replace Senator Lynn Adelman.

Summary PartyCandidatesVotes%Democratic15386,36046.13%Republican15441,07352.67%Independent26,2960.75%Taxpayers19750.12%Libertarian18160.09%Write-in–1,9920.24%Total837,512100.0%

Close races Seats where the margin of victory was under 10%:

(gain)

Special election

District 28

Results summary Dist.IncumbentThis raceMemberPartyFirst electedStatusGeneral01Republican1977 Incumbent re-elected03Democratic1988 Incumbent re-elected05Republican1993 Incumbent re-elected07Democratic1995 Incumbent re-elected09Democratic1990Incumbent retired.New member elected.Democratic hold.11Republican1990Incumbent re-elected13Republican1994Incumbent re-elected15Republican1987 Incumbent retired.New member elected.Democratic gain.17Republican1991 Incumbent re-elected19Republican1982Incumbent re-elected21Democratic1996 Incumbent re-elected23Republican1993 Incumbent re-elected25Democratic1986Incumbent re-elected27Democratic1993 Incumbent re-elected29Democratic1990Incumbent re-elected31Democratic1982Incumbent re-elected33Republican1989 Incumbent re-elected

References