DrupalCon Boston
This year's North America DrupalCon is in Boston, MA. Registration is $195/person. The Drupal Association (http://association.drupal.org) is still looking to take donations from sponsors to help pay for the this and future events.
This DrupalCon will feature a Job Fair on Monday evening and will conclude with Code Sprint (1 full day of coding towards the 7.x release, more info)