Arizona Primary and Delegate Rules
Last reviewed: July 26, 2026. Arizona primary election and presidential delegate rule information is summarized from the source links listed on this page. Confirm final rules, deadlines, and party procedures with the listed official sources.
Quick Answer
- Primary types: Democratic presidential: Closed; Democratic state: Open to Unaffiliated Voters; Republican presidential: Closed; Republican state: Open to Unaffiliated Voters.
- Consolidated presidential and state primaries: No.
- Democratic delegates: 86 total, 72 pledged, 14 unpledged, 6 alternates.
- Republican delegates: 43 total, 43 pledged, 0 unpledged, 40 alternates.
Arizona Primary Election Types
| Party | Contest | Primary type |
|---|---|---|
| Democratic | Presidential | Closed |
| Democratic | State | Open to Unaffiliated Voters |
| Republican | Presidential | Closed |
| Republican | State | Open to Unaffiliated Voters |
Presidential and State Primaries Scheduling
Consolidated Primaries: No
Arizona is one of the states that have not merged their presidential and state primaries. On a Presidential Election year, presidential primaries and State primaries are scheduled to run on different days
Arizona has a closed primary system, but independents and unaffiliated voters can vote in any party's primary in state and local elections. The Democratic and Republican presidential primaries in Arizona are both closed.
Voting In Primaries
- Arizona has a closed primary system, meaning voters can only participate in the primary of the party with which they are registered. Arizona law allows any voter who is registered as independent to cast a vote in the primary election, but independent voters must choose a Republican or Democratic Party ballot at the polling place
Arizona Presidential Delegate Allocation
The presidential primary process involves selecting delegates who will represent the state at the party's national convention. Delegates selected from the primary elections attend the party's national convention, where they officially nominate the presidential candidate. The candidate with the majority of delegates becomes the party's nominee for the presidential election.
| Party | Total delegate votes | Pledged | Unpledged | Alternates | Allocation method | Threshold |
|---|---|---|---|---|---|---|
| Democratic Party | 86 | 72 | 14 | 6 | Proportional | 15% minimum vote required |
| Republican Party | 43 | 43 | 0 | 40 | Winner-Take-Most |
Democratic Party Primary Delegates Process
Democratic Party Delegates Allocation
The Democratic Party in Arizona uses a proportional representation system based on the results of the Presidential Preference Election (Primary) for apportioning delegates to the Democratic National Convention. A Presidential Candidate must receive a 15% of vote of the total statewide vote in order to receive any delegates to the National Convention. In 2024, Arizona's Democratic party will send a total of 86 Delegate Votes and 6 Alternate Delegates to the DNC national convention. Of the 86 delegate votes, 72 Pledged Delegate Votes (47 District-level delegates, 16 At-Large, and 9 PLEOs) and 14 Automatic Delegate Votes.
Delegates Breakdown
- District-level Delegates: 47
- At-large Delegates: 16
- Pledged PLEOs Delegates: 9
- Automatic Delegates - Unpledged PLEOs: 14
- Alternate Delegates: 6
Automatic Delegates (Unpledged PLEOs - Super Delegates) Breakdown
- DNC Members: 8
- Dem. Members of Congress: 5
- Dem. Governors: 1
- Distinguished Party Leaders: 0
Republican Party Primary Delegates Process
Republican Party Delegates Allocation
The Republican Party in Arizona uses a Winner-Take-Most system based on the results of the Presidential Preference Election (Primary) for apportioning delegates to the Republican National Convention. Arizona elects 43 delegates and 40 alternates to the National Convention. The process begins with Legislative District meetings in Pima and Maricopa counties, as well as meetings in Arizona’s other 13 counties. Delegates elected at these meetings will then later gather in Phoenix to elect the delegates to the National Convention.]
Delegates Breakdown
- District-level Delegates: 27
- At-large Delegates: 13
- RNC Delegates: 3
- Alternate Delegates: 40
About These Rules
This page contains primary election rules and presidential primary delegate allocation information for states and U.S. territories.
Primary voting rules and delegate allocation usually apply to statewide partisan primary elections. Check with your local election office for current guidance because rules, dates, and party procedures can change.Sources and Related Election Pages
The information provided on this page was validated using the following resources: