The 2016 Mississippi Democratic presidential primary took place on March 8 in the U.S. state of Mississippi as one of the Democratic Party's primaries ahead of the 2016 presidential election.

On the same day, the Democratic Party held a second primary in Michigan, while the Republican Party held primaries in four states, including their own Mississippi primary.

Margin of error: ±4.5% Sample size: 471 Margin of error: ± 4.3 Sample size: 514 After losing badly in Mississippi to Barack Obama eight years earlier, Hillary Clinton managed a 66-point routing against Bernie Sanders in the state in 2016.

The key to Clinton's success, however, was an 89-11 showing among African American voters, who made up 71% of the Democratic electorate in the state.

[7] Mississippi gave Clinton her largest win in any state during the 2016 primaries.