1970Final results
1970 election for Minnesota House District 31B
Minnesota House of Representatives · Minnesota
Rolf Nelson (Oth) won with 57.7% of the vote, defeating Eugene H. Sander (Oth) by 15.4 points.
Rolf NelsonOther party · winner · incumbent
57.7%6,926
Eugene H. SanderOther party
42.3%5,075
12,001 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 1970
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET