Statewide Delegates: Proportional - the candidates are awarded delegates in proportion to the percentage of votes received. - a 15% threshold is required to receive delegates. Congressional District Delegates: Proportional - the candidates are awarded delegates in proportion to the percentage of votes received. - a 15% threshold is required to receive delegates.
Source for Popular Vote data: Michigan Department of State. 2020 Michigan Election Results Presidential Primary, Official President of the United States 4 Year Term (1) Position, Michigan Department of State (https://mielections.us/election/results/2020PPR_CENR.html) (accessed 2020-05-04)