Ohio Primary and Delegate Rules
Last reviewed: July 26, 2026. Ohio 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: Partially Open; Democratic state: Partially Open; Republican presidential: Partially Open; Republican state: Partially Open.
- Consolidated presidential and state primaries: Yes.
- Democratic delegates: 143 total, 127 pledged, 16 unpledged, 11 alternates.
- Republican delegates: 79 total, 79 pledged, 0 unpledged, 76 alternates.
Ohio Primary Election Types
| Party | Contest | Primary type |
|---|---|---|
| Democratic | Presidential | Partially Open |
| Democratic | State | Partially Open |
| Republican | Presidential | Partially Open |
| Republican | State | Partially Open |
Presidential and State Primaries Scheduling
Consolidated Primaries: Yes
Ohio is one of the states that have merged their presidential and state primaries. On a Presidential Election year, presidential primaries and State primaries are scheduled to run on the same days
Voters, in Ohio primary election can choose to vote for candidates of either political party or choose to vote only on the issues, regardless of current or existing party affiliation. When voting, voters must request which ballot they prefer. If a voter requests a political party-affiliated ballot, they will then be registered with or change their registration to that political party. Political party affiliations in Ohio can only be changed by requesting a different political party ballot in another primary election. An unaffiliated voter may decide not to participate in either party's primary and will be given the amendments/referendum ballot only.
Ohio 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. Candidates Ballot access rules vary depending on the candidate’s political party.
| Party | Total delegate votes | Pledged | Unpledged | Alternates | Allocation method | Threshold |
|---|---|---|---|---|---|---|
| Democratic Party | 143 | 127 | 16 | 11 | Proportional | 15% minimum vote required |
| Republican Party | 79 | 79 | 0 | 76 | Winner-Take-All | Not specified |
Democratic Party Primary Delegates Process
Democratic Party's Delegates Allocation
The Democratic party will send a total of 143 Delegate Votes (127 Pledged, 16 unpledged) and 11 Alternate delegates to the Democratic National Convention. The party will use a proportional representation system based on the results of the Presidential Primary Election for apportioning pledged delegates to the Democratic National Convention.
Presidential Candidates Ballot Access
- A presidential candidate gains access to the State presidential preference primary ballot if:
- The candidate has filed the appropriate registration information with the federal election commission (FEC) to become a candidate for president of the United States; and
- Please check with the State Democratic party for further requirements.
Delegates Breakdown
- District-level Delegates: 83
- At-large Delegates: 27
- Pledged PLEOs Delegates: 17
- Automatic Delegates - Unpledged PLEOs: 16
- Alternate Delegates: 11
Automatic Delegates (Unpledged PLEOs - Super Delegates) Breakdown
- DNC Members: 9
- Dem. Members of Congress: 6
- Dem. Governors: 0
- Distinguished Party Leaders: 1
Republican Party Primary Delegates Process
Republican Party's Delegates Allocation
The Republican party will send a total of 79 Delegate Votes (45 district-level, 31 at-large, 3 RNC) and 76 Alternate delegates to the Republican National Convention. All 79 of Ohio's delegates to the Republican National Convention are pledged to presidential contenders winner-take-all in today's Ohio Presidential Primary.
Presidential Candidates Ballot Access
- A presidential candidate gains access to the State presidential preference primary ballot if:
- The candidate has filed the appropriate registration information with the federal election commission (FEC) to become a candidate for president of the United States; and
- Please check with the State Republican party for additional requirements.
Delegates Breakdown
- District-level Delegates: 45
- At-large Delegates: 31
- RNC Delegates: 3
- Alternate Delegates: 76
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: