The 1920 United States presidential election in Massachusetts took place on November 2, 1920, as part of the 1920 United States presidential election, which was held throughout all contemporary 48 states. Voters chose 18 representatives, or electors to the Electoral College, who voted for president and vice president. Harding carried Massachusetts overwhelmingly with 68.55% of the vote to Cox's 27.84%, a Republican victory margin of 40.71%. Debs finished third, with 3.25%.