OkNHD State Contest

Registration    State Contest Special Awards

Contest Dates

The OkNHD State Contest will be held in person at the Oklahoma History Center on May 5–6, 2027. The Junior Division Contest will be Wednesday, and Senior Division Contest will be Thursday. Awards are given each day at 2:30 p.m. Following the awards assembly, there will be a short mandatory meeting for students continuing on to the National Contest.


The OkNHD State Contest is generously sponsored by:
A More Perfect Union National Endowment for the Humanities and Oklahoma Humanities

Contest Information

  • State Contest Dates: May 5–6, 2027
  • State Registration Deadline: April 15
  • All students must register separately for group projects.
  • Registration fees: $15 per student, payable by check or purchase order (PO).
  • Fees must be postmarked by April 15.
  • If using a PO, please include the PO number where registration asks for your check number.
  • Late registrations will incur a $25 late fee in addition to the registration fee.
  • Payment may be mailed to:
    Oklahoma National History Day
    Oklahoma History Center
    800 Nazih Zuhdi Drive
    Oklahoma City, OK 73105

For Assistance

Contact the OkNHD staff at [email protected]

At the State Contest

  • You may pull up to the main entrance to unload. Please unload your items promptly and park. All items should remain on the curb while the vehicle is parked.
  • The doors will open for set up at 7:30 a.m.
  • Judging will begin at 9 a.m.
  • The awards assembly will take place each day at 2:30 p.m. (The time is subject to change depending on the number of student registrations.)
  • Following the awards assembly, there will be a short mandatory meeting for students continuing to the National Contest.
  • If you would like to bring sack lunches, the museum offers several locations for students to eat outdoors. If you plan on leaving the Oklahoma History Center for lunch, please return to the museum by 2:15 p.m. for the awards assembly.
  • Don’t forget that you will be able to purchase buttons and t-shirts at the state contest. First and second place winners at the state contest will be given a t-shirt to wear at the national contest.
  • A large portion of the galleries will be open to students.


A group of young students pose with their medals and a large trophy