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HOLIDAY & SPECIAL EVENTS CALENDAR

Calendar Legend  |  Meeting Schedule

All Oklahoma County Government offices will be closed on the 2024 Holidays (observed) and 2025 Holidays (observed). For the Meeting schedule, or to research Agendas, visit the County Legistar (You will be taken away from the website).

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15Jun
15Jun

Annual Abstract of Property Valuations

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Jun 15, 2026 — Jun 15, 2026 (UTC-06:00) Central Time (US & Canada)   
Event details
June 15:
  • No later than June 15th or 1st working day thereafter, the County Assessor prepares an annual abstract (summary) of assessed valuations on all taxable property within the county and transmits said abstract to the Oklahoma Tax Commission.
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  • Time
    Jun 15, 2026 — Jun 15, 2026
    (UTC-06:00) Central Time (US & Canada)

Legend 

     Elections & Community Events - Voting and election dates. Community events where the public is welcomed to attend.

     IAAO Courses - Please visit the Oklahoma County IAAO Chapter web page for more information.

     Important Dates - This category includes deadlines & important dates.

     Observed Holidays - All Oklahoma County Government offices will be closed.

     Notice - This category includes notices and reminders.

     US Holidays - Nationally recognized days of significance.