2010Final results
2010 election for Montana Senate District 40
Montana State Senate · Montana
Mary Caferro (D) won with 55.2% of the vote, defeating Patrick Faber (R) by 10.4 points.
Mary CaferroDemocrat · winner
55.2%4,303
Patrick FaberRepublican
44.8%3,494
7,797 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 2010
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET