1980Final results
1980 election for Minnesota House District 20B
Minnesota House of Representatives · Minnesota
Cal Ludeman (R) won with 54.5% of the vote, defeating David Green (D) by 9.0 points.
Cal LudemanRepublican · winner · incumbent
54.5%8,162
David GreenDemocrat
45.5%6,808
14,970 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 1980
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET