Each of the 50 U.S. states, the District of Columbia, and five territories of the United States holds either primary elections or caucuses to help nominate individual candidates for president of the United States. This process is designed to choose the candidates that will represent their political parties in the general election.
From January 19 to June 8, 2004, voters of the Republican Party chose its nominee for president in the 2004 United States presidential election. Incumbent President George W. Bush was again selected as the nominee through a series of primary elections and caucuses culminating in the 2004 Republican National Convention held from August 30 to September 2, 2004, in New York City.
The 2008 Puerto Rico Democratic presidential primary took place on June 1, 2008. It was an open primary. Puerto Rico initially planned to hold caucuses, as was done in 2000 and 2004, on June 7, 2008. In December 2007, an error in the plan was discovered; the caucus date should have read June 1, 2008. Puerto Rico also decided to conduct a primary, rather than caucuses. Puerto Rico sent 55 pledged delegates to the 2008 Democratic National Convention. These delegates were allotted on a proportional basis. The territory's delegation also included eight unpledged "superdelegates". Puerto Rico also selected one unpledged add-on delegate. Selection of the unpledged add-on delegate occurred at the Assembly of the Democratic Party of the Commonwealth of Puerto Rico on June 21, 2008, in San Juan. Polls were open from 8:00 am to 3:00 pm, prevailing local time, Atlantic Standard Time (AST). Hillary Clinton won the primary.
Voters of the Republican Party elected state delegations to the 2012 Republican National Convention in presidential primaries. The national convention then selected its nominee to run for President of the United States in the 2012 presidential election. There were 2,286 delegates chosen, and a candidate needed to accumulate 1,144 delegate votes at the convention to win the nomination. The caucuses allocated delegates to the respective state delegations to the national convention, but the actual election of the delegates were, many times, at a later date. Delegates were elected in different ways that vary from state to state. They could be elected at local conventions, selected from slates submitted by the candidates, selected at committee meetings, or elected directly at the caucuses and primaries.
From January 3 to June 5, 2012, voters of the Democratic Party chose its nominee for president in the 2012 United States presidential election. President Barack Obama won the Democratic Party nomination by securing more than the required 2,383 delegates on April 3, 2012, after a series of primary elections and caucuses. He was formally nominated by the 2012 Democratic National Convention on September 5, 2012, in Charlotte, North Carolina.
This article includes the entire 2016 Democratic Party presidential primary schedule in a format that includes result tabulation. Below are the vote totals for everyone that appeared on the ballot during the 2016 Democratic presidential primaries. Two candidates, Bernie Sanders and Hillary Clinton, appeared on all 57 ballots. Two others, Martin O'Malley and Rocky De La Fuente, appeared in over 30 states and six others appeared on between two and ten states. Nearly 20 appeared on only New Hampshire's ballot. As of June 8, Hillary Clinton was considered the presumptive nominee according to media organizations. On July 26, the second day of the Democratic National Convention, Clinton was confirmed the Democratic nominee for the 2016 United States presidential election.
Although Puerto Rico did not participate in the November 8, 2016, general election because it is a territory and not a state, the five non-incorporated territories that send delegates to the United States House of Representatives participated in the presidential primaries.
Although Puerto Rico does not participate in U.S. presidential general elections because it is an unincorporated territory and not a state, and therefore cannot send members to the U.S. Electoral College, Puerto Ricans are citizens of the United States and do participate in the U.S. presidential primaries.
Although American Samoa did not participate in the 2020 presidential election because it is a U.S. territory and not a state, it still participated in the U.S. presidential primaries and caucuses. Former mayor Michael Bloomberg won the Democratic caucus, held on March 3. The Republican caucus, in the form of a territorial convention held on March 18, endorsed incumbent President Donald Trump.
Although the Northern Mariana Islands did not participate in the 2020 presidential election because it is a U.S. territory and not a state, it still participated in the U.S. presidential primaries and caucuses. Senator Bernie Sanders won the Democratic caucus, held on March 14, which would be his last win in the 2020 primary season. The Republican caucus, held on March 15 during the party's commonwealth convention, unanimously voted for incumbent President Donald Trump.
Although the United States Virgin Islands did not participate in the 2020 presidential election because it is a U.S. territory and not a state, it still participated in the U.S. presidential caucuses and primaries. Former vice president Joe Biden won the Democratic caucuses, held on June 6. The Republican caucuses, held on March 14 in the form of a territorial convention, voted for incumbent president Donald Trump.
Below is a detailed tally of the results of the 2020 Republican Party presidential primary elections in the United States. In most U.S. states outside New Hampshire, votes for write-in candidates remain untallied.
The 2020 Puerto Rico Democratic presidential primary took place on July 12, 2020, a Sunday, in the Democratic Party primaries for the 2020 presidential election. The primary was originally scheduled for March 29, 2020, but was postponed twice because of the COVID-19 pandemic. The Puerto Rico primary was an open primary, with the territory awarding 58 delegates, of which 51 were pledged delegates allocated on the basis of the results of the primary.
Although Guam did not participate in the 2020 presidential election because it is a U.S. territory and not a state, it still participated in the U.S. presidential primaries and caucuses. Former vice president Joe Biden won the Democratic caucus, held on June 6. The Republican caucus, held on March 14 in the form of a "state convention", endorsed incumbent President Donald Trump.
The 2000 American Samoa Democratic presidential caucuses were held on March 7, 2000, as part of the 2000 Democratic Party primaries for the 2000 presidential election. 3 delegates to the 2000 Democratic National Convention were allocated to the presidential candidates, the contest was held on Super Tuesday alongside primaries and caucuses in 15 other states.
The 2000 American Samoa Republican presidential caucuses were held on February 26, 2000, as part of the 2000 Republican Party primaries for the 2000 presidential election. 4 delegates to the 2000 Republican National Convention were allocated to the presidential candidates, the contest was held alongside primaries in Guam and the Virgin Islands.
Although American Samoa will not participate in the 2000 presidential election because it is a U.S. territory and not a state, it participated in the U.S. presidential primaries and caucuses for both the Democratic and Republican parties.
The 2000 U.S. Virgin Islands Democratic presidential caucuses were held on April 1, 2000, as part of the Democratic Party primaries for the 2000 presidential election. 6 delegates to the Democratic National Convention will be allocated to presidential candidates.
The 2000 Puerto Rico Democratic presidential caucuses were held on April 2, 2000, as part of the Democratic Party primaries for the 2000 presidential election. 58 delegates to the Democratic National Convention were allocated to presidential candidates.
The 2000 Puerto Rico Republican presidential primary was held on February 27, 2000, as part of the Republican Party primaries for the 2000 presidential election. 14 delegates to the Republican National Convention were allocated to presidential candidates.
