1980Final results
1980 election for North Dakota Legislative District 20
North Dakota State Senate · North Dakota
Malcolm Tweten (R) won with 54.5% of the vote, defeating Herbert A. Anderson (D) by 8.9 points.
Malcolm TwetenRepublican · winner
54.5%3,589
Herbert A. AndersonDemocrat
45.5%3,001
6,590 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