Tuesday 8 March 2016. Republican Presidential Primary (the Democratic Party is not participating in this primary).

Participation in Idaho State's delegate selection process is open to all voters who wish to participate as Democrats. All citizens of the United States who will be 18 years by the next general election, reside in the State of Idaho, and publicly declare themselves to be participating as Democrats and that they will not participate in the nominating process of any other party for the corresponding election shall be allowed to participate.

Tuesday 22 March 2016: Idaho County Caucus. Delegate Pledging: Proportional Caucus/Convention. Voter Eligibility: Open Caucus/Convention.

County Caucus
Source: Idaho Democratic Party.
Status: Official. Retrieved: Thursday 23 June 2016.
Included in Nationwide vote.

Tuesday 22 March 2016: Idaho Democratic Party's first tier County Caucuses meet in each county. 23 of 27 delegates to the Democratic National Convention are allocated to presidential contenders in proportion to the percentage of the support each candidate receives. A mandatory 15 percent threshold is required in order for a presidential contender to be allocated National Convention delegates at the congressional district level or statewide level. Here is how the Democratic Proportional Delegate Allocation Math works.

• 15 district delegates are to be allocated proportionally to presidential contenders based on the results in each of the State's 2 congressional districts.
• 8 delegates are pledged to presidential contenders based on the support each candidate receives statewide.
• 5 at-large National Convention delegates
• 3 Pledged PLEOs

County Caucus
Source: Idaho Democratic Party.
Status: Official. Retrieved: Thursday 23 June 2016.

In addition, each County Caucus chooses delegates to the Idaho State Democratic Convention based on presidential preference.

Saturday 18 June 2016: The Idaho State Democratic Convention meets in Boise, Idaho. National Convention are elected according to the results of the Caucuses.

National Delegates and National Committe-Members from the Idaho Democratic Party.

Sanders National Delegates
Yara Slaton, Boise
AJ Konda, Coeur d’Alene
Chelsea Gaona-Lincoln, Caldwell
George Skandalos, Moscow
Miranda Gold, Eagle
Bill Parks, Moscow
Naomi Johnson, Boise
Justin Snyder, Boise
Brittany Ruland, Twin Falls
Caleb Hansen, Boise
Maria Alecia Garza, Boise
Jim Fletcher, Pocatello
Chrystal Allen, Boise
James Smart, Boise
Rick Tousley, Lewiston
Jordan Arellano, Boise
Bill Sifford, McCall
Cecile Perez, Idaho Falls
Gini Ballou, Hailey—alternate
Alonzo Statham, Boise—alternate
Clinton National Delegates
Caitlin Lister, Meridian
Jesse Maldonado, Lewiston
Ilana Rubel, Boise
Dave Bieter, Boise
Holli Woodings, Boise
Michael Armand, Boise—alternate
Superdelegates
Bert Marley, McCammon—Sanders
Pete Gertonson, Waha—Sanders
Carolyn Boyce, Boise—Clinton
Van Beechler, Caldwell—Undeclared

The remaining 4 National Convention delegates consist of

• 4 Unpledged PLEO delegates:
• 4 Democratic National Committee members.
• 0 Members of Congress (0 Senators and 0 Representatives).
• 0 Governors.
• 0 Distinguished Party Leaders.

These 4 delegates and will go to the Democratic National Convention officially "Unpledged".

SB 1066, which creates a Presidential Primary on the 2nd Tuesday in March, was signed into law by Governor Butch Otter (Republican) on Thursday, 9 April 2015. The bill states that participation in the presidential primary by a political party is optional and that any party that intends to participate shall notify the Secretary of State no later than the last Tuesday in the November.