1990Final results
1990 election for Minnesota Senate District 66
Minnesota State Senate · Minnesota
Gene Waldorf (D) won with 69.4% of the vote, defeating Kristine Preston (R) by 38.8 points.
Gene WaldorfDemocrat · winner · incumbent
69.4%13,218
Kristine PrestonRepublican
30.6%5,834
19,052 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 1990
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET