The Washington State Primary election is Aug. 7, 2012. Ballots must be postmarked by Aug. 7. There is also a Ballot Drop Box at City Hall in Issaquah.
Nov.6th 2012 is the General Election date for State Legislature, Congressional, Senatorial, Gubernatorial (governor's race), and Presidential races. Ballots must be postmarked by Aug. 7th.
If you are a mail in voter, its beneficial to vote, and send in or drop your ballot as soon as possible. It puts less stress on election staff.
For more information on voting in King County click Here.