Idaho will elect a U.S. Senator in 2016.
Republican Presidential Primary voter registration deadline – Postmarked by
February 12, 2016
or register at the polls on Primary Day.
Republican Presidential Primary date – March 8, 2016
Democratic Presidential Caucuses date – March 22, 2016
Voters may register at their caucus site.
State Primary voter registration deadline – Postmarked by April 22, 2016 or
register at the polls
on Primary Day.
State Primary date – May 17, 2016
General Election voter registration deadline – Postmarked by October 14,
2016 or register at the
polls on Election Day.
General Election date – November 8, 2016
Election information phone number – 208-334-2852
State election website –
Early voting –
In person – Any voter may vote early in person,
no excuse required. Early in person
voting begins as soon as ballots are available and ends the Friday before
the election. Voters should contact their County Clerk to find out when
ballots will be available.
By mail – Any voter may vote early by mail, no excuse required. Requests to
receive an absentee/vote-by-mail ballot must be received by the County
Clerk no later than six days before the election.