1990Final results
1990 election for Minnesota Senate District 20
Minnesota State Senate · Minnesota
David Frederickson (D) won with 50.6% of the vote, defeating Randy Kamrath (R) by 1.1 points.
David FredericksonDemocrat · winner · incumbent
50.6%12,210
Randy KamrathRepublican
49.4%11,942
24,152 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