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. Elections Database 2016 President Democratic Primary, Virginia State Board of Elections (http://historical.elections.virginia.gov/elections/view/78476/) (accessed 15 Apr 2017)