[2] Biden crossed the necessary majority of 1,991 delegates to officially win the Democratic nomination three days later during the vote count.

[4] Due to the COVID-19 pandemic, Governor Eric Holcomb and Secretary of State Connie Lawson agreed with the chairs of the Democratic and the Republican party to reschedule the primary for June 2, the same day as the primaries in the District of Columbia, Maryland, Montana, New Mexico, Pennsylvania, Rhode Island and South Dakota.

Candidates had to meet a threshold of 15% at the congressional district or statewide level to be considered viable.

The 82 pledged delegates to the 2020 Democratic National Convention were allocated proportionally on the basis of the primary results.

[5] The following individuals appeared on the ballot:[7] Running Withdrawn Additional candidates