Six candidates appeared on the Democratic presidential primary ballot : Ten candidates appeared on the Republican presidential primary ballot : The Green Party of Illinois held the very first primary election for the Green Party of the United States , in their series of presidential primaries . Registered Green party voters could participate in the primary through an online ballot or at select caucus sites in the state on various dates . 23 delegates to the 2016 Green National Convention were up for election in this primary
2016 Green National Convention
2016 Green National Convention
2016 United States presidential election in Illinois