Primary Rules

Idaho primary election and delegate rules

See Idaho primary election type, who can vote in primaries, and historical 2024 Democratic and Republican delegate allocation details.

Rule and delegate context. This page combines structured primary-rule summaries with selected state, party, national, or archive source links. Presidential delegate counts are historical 2024 cycle data.

Last reviewed: August 21, 2026. Delegate counts are historical 2024 cycle data where listed. Confirm current primary voting rules with state election officials or party materials.

Who Can Vote

Can I vote in Idaho primaries?

Primary access

Idaho is listed with a partially open or partially closed primary classification. Eligibility can depend on party registration, unaffiliated status, and the office on the ballot.

Party and office differences

Partially Closed: Democratic State, Democratic Presidential, Republican Presidential, and Republican State.

Before you vote

Primary rules can vary by party, office, and election cycle. Confirm your current ballot eligibility with state election officials, your local election office, or the relevant political party.

Delegate context

The delegate totals on this page are historical 2024 presidential cycle data. They help explain the last presidential allocation cycle but should not be treated as current-cycle delegate counts.

Primary Type

Idaho primary type breakdown

In Idaho, State and Presidential primaries are parially closed. A party may elect to open its primary to unaffiliated votes and voters affiliated with other parties by notifying the Secretary of State's office by the last Tuesday before the election. After 2012, parties could decide prior to each election whether to permit unaffiliated voters or members of...

Partially Closed: Democratic State, Democratic Presidential, Republican Presidential, and Republican State

Delegates

Historical 2024 delegate allocation

2024 Democratic Delegates

24 delegate votes

Allocation: Proportional
Threshold: 15% minimum vote required

In 2024, Idahos's Democratic party will send a total of 24 Delegate Votes and 2 Alternate Delegates to the DNC national convention. Of the 24 delegate votes, 20 Pledged Delegate Votes (13 District-level delegates, 4 At-Large, and 3 PLEOs) and 4 Automatic...

2024 Republican Delegates

32 delegate votes

Allocation: Winner-Take-Most
Threshold: Not specified

The Republican Party in Florida uses a Winner-Take-Most system based on the results of the Presidential Preference Election (Primary) for apportioning delegates to the Republican National Convention. The party will send a total of 32 Delegate Votes and 29...

Sources

Sources and verification links

Questions

Common questions

What type of primary does Idaho use?

Idaho is listed with the following primary type classification: Partially Closed.

Can unaffiliated voters vote in Idaho primaries?

Idaho is listed with a partially open or partially closed primary classification. Eligibility can depend on party registration, unaffiliated status, and the office on the ballot.

How many 2024 presidential delegates are listed for Idaho?

The model lists 24 Democratic delegate votes and 32 Republican delegate votes for the 2024 presidential cycle.

Are Idaho delegate totals current?

The delegate totals shown for Idaho are historical 2024 presidential cycle data where listed. Confirm current-cycle delegate plans with official party materials or state election sources.

Where can I verify Idaho primary rules?

Use state election materials, party materials, and selected reference links where available. This page links to sos.idaho.gov - Primary Elections and www.ncsl.org - Primary Types.