Save This Event For Later 2014 Tri-State Seacoast Century Hampton Beach, NH, Sat Sep 20 - Sun Sep 21, 2014 Who's Registered? | Contact Event | Event Website | Google Calendar Start line address: 1 Ocean Blvd. (Route 1A), Hampton Beach State Park at the harbor (South Beach Area), Hampton Beach, NH 03842 Presented by Granite State Wheelmen 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 .