United States presidential election in Montana, 1984

The 1984 United States presidential election in Montana took place on November 6, 1984 throughout all 50 states and D.C., which was part of the 1984 United States presidential election. Voters chose 4 representatives, or electors to the Electoral College, who voted for President and Vice President.

Montana overwhelmingly voted for the Republican nominee, President Ronald Reagan, over the Democratic nominee, former Vice President Walter Mondale. Reagan won Montana by a landslide margin of 22.29%.