2018Final results
2018 election for Minnesota House District 25A
Minnesota House of Representatives · Minnesota
Duane Quam (R) won with 53.6% of the vote, defeating Jamie Mahlberg (D) by 7.3 points.
Duane QuamRepublican · winner · incumbent
53.6%10,376
Jamie MahlbergDemocrat
46.3%8,957
19,350 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
The seat over time
D − R margin in this seat's races around 2018
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET