Sasquan reached the 9,000 membership mark going into Memorial Day Weekend.
As of May 22 the 2015 Worldcon had 3,688 attending and 4,952 supporting members.
A $40 supporting membership is the minimum requirement to become eligible as a voter in 2017 site selection or to vote on the winners of the Hugo Awards.
Sasquan has sold 3,187 supporting memberships since January 31.
Here is how the new totals compare with the figures on May 6:
|Sasquan Total Members|
|Adult Attending Members|