1978Flipped from DemocraticFinal resultsIncumbent defeated
1978 election for Minnesota House District 19B
Minnesota House of Representatives · Minnesota
John Weaver (R) won with 50.9% of the vote, defeating Tom Mangan (D) by 1.8 points, a seat Democrats won last time.
John WeaverRepublican · winner
50.9%7,127
Tom ManganDemocrat · incumbent
49.1%6,872
13,999 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 1978
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET