Save The Event For Later Vacaville Gran-Prix Vacaville, CA, Sun Aug 28, 2016 Who's Registered? | Contact Event | Event Website | Google Calendar Start line address: Vacaville, CA 95687 Presented by Presented by Velo Promo, Golden Chain Cyclists & Monticello Cycling Club & Downtown Vacaville Busine This is a past event. If you wish to see the details for this past event click "Continue" below. If you are looking for a current event, please search the event calendar . Online Registration is closed There is Day-Of Registration available. All Online and Mail-In Registration is closed.