The 2012 United States presidential election in Colorado took place on November 6, 2012, as part of the 2012 United States presidential election in which all 50 states plus the District of Columbia participated. Colorado voters chose nine electors to represent them in the Electoral College via a popular vote pitting incumbent Democratic President Barack Obama and his running mate, Vice President Joe Biden, against Republican challenger and former Massachusetts Governor Mitt Romney and his running mate, Congressman Paul Ryan. Obama and Biden carried Colorado with 51.45% of the popular vote to Romney's and Ryan's 46.09%, thus winning the state's nine electoral votes by a 5.36% margin.

The 2012 United States presidential election was the 57th quadrennial presidential election, held on Tuesday, November 6, 2012. Incumbent Democratic President Barack Obama and his running mate, incumbent Vice President Joe Biden, were re-elected to a second term. They defeated the Republican ticket of former Governor Mitt Romney of Massachusetts and Representative Paul Ryan of Wisconsin.