The 2016 United States presidential election in Missouri will take place on November 8, 2016, as part of the 2016 general election in which all 50 states plus the District of Columbia participate. Missouri voters will choose electors to represent them in the Electoral College via a popular vote. On March 15, 2016, in the presidential primaries, voters expressed their preferences for the Democratic, Republican, and Libertarian parties' respective nominees for President. Voters could choose any one party's primary in which to vote.