Oklahoma Election Dates and Deadlines
Welcome to the Oklahoma Election Dates and Deadlines listing from U.S. Vote Foundation.
Here you can find out when Oklahoma elections will be held at the local, state and federal election level. There are many different deadlines associated with Oklahoma elections, such as voter registration deadlines, absentee ballot request and ballot return deadlines, date ranges for early voting, and in-person voting options. No matter the type of election, or whether you are voting at home or voting from abroad, this service will provide you with comprehensive election dates and deadlines for your voting state of Oklahoma.
Oklahoma Federal and State Elections
Tue Jun 16, 2026 - Oklahoma Congressional, State and Gubernatorial Primary Election
Voter Registration Deadline
Received byFri May 22, 2026
Absentee Ballot Request Deadline
Received byMon Jun 1, 2026 5:00PM
Absentee Ballot Return Deadline
- Hand Delivered by
Mon Jun 15, 2026 5:00PM - Received by
Tue Jun 16, 2026 7:00PM
Early Voting Available
In-person Absentee VotingThu & Fri 8am to 6 pm Sat 8 am to 2 pm
From Thu Jun 11, 2026 to Sat Jun 13, 2026
Oklahoma Local Elections
Oklahoma Federal and State Elections
Tue Jun 16, 2026 - Oklahoma Congressional, State and Gubernatorial Primary Election
Voter Registration Deadline
- Email or Fax by
Fri May 22, 2026 - Postmarked by
Fri May 22, 2026
Absentee Ballot Request Deadline
Received byMon Jun 1, 2026 5:00PM
Absentee Ballot Return Deadline
- Submitted by
Tue Jun 16, 2026 12:01AM - Received by
If not received by Election Day at 7 PM central time, ballot must have been submitted by 12:01 AM on Election Day to be counted.
Tue Jun 16, 2026 7:00PM
Oklahoma Local Elections
Go to the Sample Ballot Lookup for candidate names and to learn of any ballot measures and proposed state constitutional amendments on your ballot.
Select a State to View Election Dates and Deadlines