Second Saturday in September
Pioneer Day
Celebrate Cleveland through the decades with activities at Arlington Park, community traditions, local organizations, food, shopping, approved vendors, and the Pioneer Day parade.
Event information
A full day centered on Cleveland community traditions.
Pioneer Day is held on the second Saturday in September in Cleveland, Oklahoma. Vendor applications for 2026 are due August 31.
Vendors and parade participants can use the public status pages to see which applications are pending or approved without contacting event staff for routine status checks.