Debates took place among candidates in the campaign for the Democratic Party's nomination for the president of the United States in the 2020 presidential election.
The 2020 Nevada Democratic presidential caucuses took place on February 22, 2020, with early voting on February 14–18, and was the third nominating contest in the Democratic Party primaries for the 2020 presidential election, following the New Hampshire primary the week before. The Nevada caucuses were a closed caucus, meaning that only registered Democrats could vote in this caucus. The state awarded 49 delegates towards the national convention, of which 36 were pledged delegates allocated on the basis of the results of the caucuses.
The 2020 South Carolina Democratic presidential primary took place on February 29, 2020, and was the fourth nominating contest in the Democratic Party primaries for the 2020 presidential election. The South Carolina primary was an open primary and awarded 64 delegates to the 2020 Democratic National Convention, of which 54 were pledged delegates allocated on the basis of the results of the primary. Former vice president Joe Biden and senator Bernie Sanders were the only candidates to earn delegates. Biden won 48.7% of the popular vote and notably placed first in every county in the state; it was his first ever win in a presidential primary. Sanders came in second place and won 19.8% of the popular vote. Businessman Tom Steyer, who had staked his entire campaign on the state, placed third but did not surpass the threshold and dropped out of the race, endorsing Biden.
The 2020 California Democratic presidential primary took place on March 3, 2020, as one of 15 contests scheduled on Super Tuesday in the Democratic Party primaries for the 2020 presidential election, following the South Carolina primary the weekend before. The California primary formed an unusual part of Super Tuesday as it had historically departed from its typical June date. It was a semi-closed primary, with the state awarding 494 delegates towards the 2020 Democratic National Convention, of which 415 were pledged delegates allocated on the basis of the results of the primary.
The 2020 Alabama Democratic presidential primary took place on March 3, 2020, as one of 15 contests scheduled on Super Tuesday in the Democratic Party primaries for the 2020 presidential election. The open primary allocated 52 pledged delegates towards the 2020 Democratic National Convention, distributed in proportion to the results of the primary, statewide and within each congressional district. The state was also given an additional 8 unpledged delegates (superdelegates), whose votes at the convention were not bound to the result of the primary.
The 2020 Colorado Democratic presidential primary took place on March 3, 2020, as one of 15 contests scheduled on Super Tuesday in the Democratic Party primaries for the 2020 presidential election, following the South Carolina primary the weekend before. The Colorado primary, the first in the state since 2000, was a semi-closed primary and awarded 79 delegates towards the 2020 Democratic National Convention, of which 67 were pledged delegates allocated on the basis of the results of the primary.
The 2020 Massachusetts Democratic presidential primary took place on March 3, as one of 15 contests scheduled on Super Tuesday in the Democratic Party primaries for the 2020 presidential election, following the South Carolina primary the weekend before. The Massachusetts primary was a semi-closed primary, with the state awarding 114 delegates towards the 2020 Democratic National Convention, of which 91 were pledged delegates allocated on the basis of the results of the primary.
The 2020 North Carolina Democratic presidential primary took place on March 3, 2020, as one of 15 contests scheduled on Super Tuesday in the Democratic Party primaries for the 2020 presidential election, following the South Carolina primary the weekend before. The North Carolina primary was a semi-closed primary, with the state awarding 122 delegates towards the 2020 Democratic National Convention, of which 110 were pledged delegates allocated on the basis of the results of the primary.
The 2020 Oklahoma Democratic presidential primary took place on March 3, 2020, as one of 15 contests scheduled on Super Tuesday in the Democratic Party primaries for the 2020 presidential election, following the South Carolina primary the weekend before. The Oklahoma primary was a semi-closed primary, with the state awarding 43 delegates towards the 2020 Democratic National Convention, of which 37 were pledged delegates allocated on the basis of the results of the primary.
The 2020 Tennessee Democratic presidential primary took place on March 3, 2020, as one of 15 contests scheduled on Super Tuesday in the Democratic Party primaries for the 2020 presidential election, following the South Carolina primary the weekend before. The Tennessee primary was an open primary, with the state awarding 73 delegates towards the 2020 Democratic National Convention, of which 64 were pledged delegates allocated on the basis of the results of the primary.
The 2020 Utah Democratic presidential primary took place on March 3, 2020, as one of 15 contests scheduled on Super Tuesday in the Democratic Party primaries for the 2020 presidential election, following the South Carolina primary the weekend before. The Utah primary was an open primary, with any registered voter able to participate. The primary awarded 34 delegates towards the 2020 Democratic National Convention, of which 29 were pledged delegates allocated on the basis of the results of the primary.
The 2020 Virginia Democratic presidential primary took place on March 3, 2020, as one of 15 contests scheduled on Super Tuesday in the Democratic Party primaries for the 2020 presidential election, following the South Carolina primary the weekend before. The Virginia primary was an open primary, wherein any registered voter can vote, regardless of party registration. The state awarded 124 delegates towards the 2020 Democratic National Convention, of which 99 were pledged delegates allocated at the local level.
The 2020 Michigan Democratic presidential primary took place on March 10, 2020, as one of several states voting the week after Super Tuesday in the Democratic Party primaries for the 2020 presidential election. The Michigan primary was an open primary, with the state awarding 147 delegates towards the 2020 Democratic National Convention, of which 125 were pledged delegates allocated on the basis of the results of the primary.
The 2020 Mississippi Democratic presidential primary took place on March 10, 2020, as one of several states voting the week after Super Tuesday in the Democratic Party primaries for the 2020 presidential election. The Mississippi primary was an open primary, with the state awarding 41 delegates towards the 2020 Democratic National Convention, of which 36 were pledged delegates allocated on the basis of the results of the primary.
The 2020 Missouri Democratic presidential primary took place on March 10, 2020, as one of several states voting the week after Super Tuesday in the Democratic Party primaries for the 2020 presidential election. The Missouri primary was an open primary, with the state awarding 79 delegates towards the 2020 Democratic National Convention, of which 68 were pledged delegates allocated on the basis of the results of the primary.
The 2020 Washington Democratic presidential primary took place on March 10, 2020, as one of several states voting the week after Super Tuesday in the Democratic Party primaries for the 2020 presidential election. The state-run semi-open primary, which was used instead of party-run caucuses for the first time by Washington's Democrats, awarded 109 delegates to the 2020 Democratic National Convention, of which 89 were pledged delegates allocated according to the results of the primary.
The 2020 Florida Democratic presidential primary took place on March 17, 2020, the third primary Tuesday of the month, as one of three states voting on the same day in the Democratic Party primaries for the 2020 presidential election, while the contest in Ohio had been postponed for roughly a month. The Florida primary was a closed primary, with the state awarding the fourth-largest amount of delegates towards the 2020 Democratic National Convention and the third-largest amount up to that point: 249 delegates, of which 219 were pledged delegates allocated on the basis of the results of the primary.
The 2020 Illinois Democratic presidential primary took place on March 17, 2020, the third primary Tuesday of the month, as one of three states voting on the same day in the Democratic Party primaries for the 2020 presidential election, while the contest in Ohio had been postponed for roughly a month. The Illinois primary was an open primary, with the state awarding 182 delegates to the 2020 Democratic National Convention, of which 155 were pledged delegates allocated on the basis of the results of the primary.
The 2020 Maine Democratic presidential primary took place on March 3, 2020, as one of 15 contests scheduled on Super Tuesday in the Democratic Party primaries for the 2020 presidential election, following the South Carolina primary the weekend before. The Maine primary, the first in the state since 2000, was a closed primary, meaning that only registered Democrats could vote in this primary, but unenrolled voters were permitted to enroll in a party at the polls with same day registration. The state awarded 32 delegates towards the 2020 Democratic National Convention, 24 of which were pledged delegates allocated based on the results of the primary. The primary election coincided with a people's veto referendum to reject changes to Maine's vaccination laws.
The 2020 New York Democratic presidential primary took place on June 23, 2020, alongside the Kentucky primary, as part of the Democratic Party primaries for the 2020 presidential election. It was originally planned to take place on April 28, 2020, as one of several northeastern states in the "Acela primary", but was postponed due to the COVID-19 pandemic. The New York primary was a closed primary, with the state awarding 324 delegates to the 2020 Democratic National Convention, of whom 274 were pledged delegates allocated on the basis of the primary results.
2020 U.S. presidential election