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: Virginia State Board of Elections. 2020 March Democratic Presidential Primary Official Results President, Virginia State Board of Elections (https://results.elections.virginia.gov/vaelections/2020 March Democratic Presidential Primary/Site/President.html) (accessed 2020-03-23)