2024Final results
2024 election for Montana House District 89
Montana House of Representatives · Montana
Mark Thane (D) won with 55.6% of the vote, defeating Lyn Hellegaard (R) by 11.2 points.
Mark ThaneDemocrat · winner
55.6%3,590
Lyn HellegaardRepublican
44.4%2,868
The same year, the district voted D+5.4 for president; this race was D+11.2.6,458 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET
The seat over time
D − R margin in this seat's races around 2024
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET