The 2000 Missouri Democratic presidential primary took place on March 7, 2000, as one of 15 states and one territory holding primaries on the same day, known as Super Tuesday, in the Democratic Party primaries for the 2000 presidential election. The Missouri primary was an open primary, with the state awarding 92 delegates towards the 2000 Democratic National Convention, of which 75 were pledged delegates allocated on the basis of the results 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 North Dakota Democratic presidential caucuses took place on March 10, 2020, as one of several states voting the week after Super Tuesday in the Democratic Party primaries and caucuses for the 2020 presidential election. While the contest has in effect been a party-run open primary for the first time in North Dakota's history, the state party retained the traditional caucus name, classifying it as a firehouse caucus. The state awarded 18 delegates to the 2020 Democratic National Convention, of which 14 were pledged delegates allocated on the basis of the results of the election.
The 2020 Maryland Democratic presidential primary took place on June 2, 2020, after being rescheduled due to the COVID-19 pandemic, as one of eight delayed and regular primaries on the same day in the Democratic Party primaries for the 2020 presidential election. It was originally planned to take place on April 28, 2020, as one of several states in the "Acela primary". The Maryland primary was a closed primary, with the state awarding 120 delegates to the 2020 Democratic National Convention, of whom 96 were pledged delegates allocated on the basis of the primary results.
The 2020 Pennsylvania Democratic presidential primary took place on June 2, 2020, after being postponed due to concerns about the COVID-19 pandemic, as one of eight delayed and regular primaries on the same day in the Democratic 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". The Pennsylvania primary was a closed primary, with the state awarding 210 delegates, of whom 186 were pledged delegates allocated on the basis of the primary results.
The 2020 Rhode Island Democratic presidential primary took place on June 2, 2020, after being postponed due to concerns about the coronavirus pandemic, as one of eight delayed and regular primaries on the same day in 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". The Rhode Island primary was a semi-closed primary, with the state awarding 35 delegates, of whom 26 were pledged delegates allocated on the basis of the primary results.
The 2020 Indiana Democratic presidential primary had been scheduled to take place on May 5, 2020, but was postponed to June 2 due to the COVID-19 pandemic, alongside seven delayed and regular primaries on that day in the Democratic Party primaries for the 2020 presidential election. The Indiana primary was an open primary, with the state awarding 89 delegates to the 2020 Democratic National Convention, of whom 82 were pledged delegates allocated on the basis of the primary results.
The 2020 Montana Democratic presidential primary took place on June 2, 2020, as one of eight delayed and regular primaries on the same day in the Democratic Party primaries for the 2020 presidential election. The Montana primary was an open primary, with the state awarding 25 delegates to the 2020 Democratic National Convention, of whom 19 were pledged delegates allocated on the basis of the primary results.
The 2020 New Jersey Democratic presidential primary took place on July 7, 2020 alongside the Delaware primary, as part of the Democratic Party primaries for the 2020 presidential election. It was originally planned for June 2 together with four other primaries, but was moved due to the COVID-19 pandemic. The New Jersey primary was a semi-closed primary, with the state awarding 146 delegates, of which 126 were pledged delegates allocated on the basis of the results of the primary.
The 2020 New Mexico Democratic presidential primary took place on June 2, 2020, as one of eight delayed and regular primaries on the same day in the Democratic Party primaries for the 2020 presidential election. The New Mexico primary was a closed primary, with the state awarding 46 delegates to the 2020 Democratic National Convention, of whom 34 were pledged delegates allocated on the basis of the primary results.
The 2020 South Dakota Democratic presidential primary took place on June 2, 2020, as one of eight delayed and regular primaries on the same day in the Democratic Party primaries for the 2020 presidential election. The South Dakota primary was a semi-closed primary, with the state awarding 21 delegates to the 2020 Democratic National Convention, of whom 16 were pledged delegates allocated on the basis of the primary results.
The 2000 Montana Democratic presidential primary took place on June 6, 2000, as one of five final primaries on the same day in the Democratic Party primaries for the 2000 presidential election. The Montana primary was an open primary, with the state awarding 24 delegates to the 2000 Democratic National Convention, of whom 17 were pledged delegates allocated on the basis of the primary results.
The 2000 New Jersey Democratic presidential primary took place on June 6, 2000, alongside the Alabama, Montana, New Mexico, and South Dakota primaries, as part of the Democratic Party primaries for the 2000 presidential election. It was one of the five final primary elections ahead of the 2000 Democratic National Convention. The New Jersey primary was a semi-closed primary, with the state awarding 124 delegates, of which 105 were pledged delegates allocated on the basis of the results of the primary.
The 2000 New Mexico Democratic presidential primary took place on June 6, 2000, as one of five final primaries on the same day in the Democratic Party primaries for the 2000 presidential election. The New Mexico primary was a closed primary, with the state awarding 35 delegates to the 2000 Democratic National Convention, of whom 26 were pledged delegates allocated on the basis of the primary results.
The 2000 Indiana Democratic presidential primary took place on May 2, 2000, as one of 3 contests scheduled in the Democratic Party primaries for the 2000 presidential election, following the Alaska caucus the weekend before. The North Carolina primary was a open primary, with the state awarding 88 delegates towards the 2000 Democratic National Convention, of which 72 were pledged delegates allocated on the basis of the results of the primary
The 2000 Pennsylvania Democratic presidential primary took place on April 4, 2000, as one of two primaries on the same day in the Democratic primaries for the 2000 United States presidential election. The Pennsylvania primary was a closed primary, with the state awarding 191 delegates, of whom 186 were pledged delegates allocated on the basis of the primary results.
The 2000 Louisiana Democratic presidential primary took place on March 14, 2000, in the Democratic Party primaries for the 2000 presidential election. The Louisiana primary was a closed primary, with the state awarding 72 delegates, of which 61 were pledged delegates allocated on the basis of the results of the primary.
The 2000 Colorado Democratic presidential primary took place on March 10, 2000, as one of two contests scheduled on the weekend following Super Tuesday in the Democratic Party primaries for the 2000 presidential election, following the South Carolina caucuses the day before. The Colorado primary, the first in the state since 2000, was a semi-closed primary and awarded 61 delegates towards the 2000 Democratic National Convention, of which 51 were pledged delegates allocated on the basis of the results of the primary.
The 2000 Rhode Island Democratic presidential primary took place on March 7, 2000, as one of 15 states and one territory holding primaries on the same day, known as Super Tuesday, in the Democratic Party primaries for the 2000 presidential election. The Rhode Island primary was a semi-closed primary, with the state awarding 33 delegates, of whom 22 were pledged delegates allocated on the basis of the primary results.
The 2000 Ohio Democratic presidential primary took place on March 7, 2000, as one of 15 states and one territory holding primaries on the same day, known as Super Tuesday, in the Democratic Party primaries for the 2000 presidential election. The Ohio primary was a semi-open primary and awarded 169 delegates towards the 2000 Democratic National Convention, of which 146 were pledged delegates allocated based on the results of the primary.
