2018Final results
2018 election for Montana House District 1
Montana House of Representatives · Montana
Steve Gunderson (R) won with 72.9% of the vote, defeating Donald Coats (D) by 45.9 points.
Steve GundersonRepublican · winner · incumbent
72.9%3,014
Donald CoatsDemocrat
27.1%1,118
4,132 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