2008Final results
2008 election for President in Montana
President · Montana
John McCain (R) won with 49.5% of the vote, defeating Barack H. Obama (D) by 2.3 points.
John McCainRepublican · winner
49.5%242,763
Barack H. ObamaDemocrat
47.3%231,667
Ronald ""ron"" PaulConstitution
2.2%10,638
Ralph NaderIndependent
0.8%3,686
Bob BarrLibertarian
0.3%1,355
490,109 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The seat over time
D − R margin in this seat's races around 2008
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The candidates
John McCain (R)Barack H. Obama (D)
Also on the ballot: Ronald ""ron"" Paul (Constitution), 2.2%; Ralph Nader (Independent), 0.8%; Bob Barr (Libertarian), 0.3%