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Back to School: When Denison Students Return in 2026 and the Key Dates to Know

Denison's public schools begin the 2026-27 year around August 13, 2026. Here are the first-day and key calendar dates for the districts that serve the city.

Quincy Doyle

July 24, 20261 min read

Back to School - illustration, Jake Team LLC
Back to School - illustration, Jake Team LLC

Summer is winding down, and classes are about to resume for students across Denison. Here is when the new school year begins and the key dates families will want to mark, based on each district's official 2026-27 calendar.

The city of Denison is served by Denison ISD, where students return Thursday, August 13, 2026. The year runs through May 20, 2027.

Key dates — Denison ISD 2026-27

  • First day of school: Thursday, August 13, 2026
  • Thanksgiving break: November 23-27, 2026
  • Winter break: December 21, 2026 - January 1, 2027
  • Spring break: March 15-19, 2027
  • Last day of school: May 20, 2027

The complete calendar, including holidays and early-release days, is linked below.

Families who live near a district boundary can confirm their child's assigned district and campus by address on the district's website.

Sources

https://www.denisonisd.net/parents-students/denison-isd-academic-calendar

#back to school#schools#Denison ISD#2026-27 calendar
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Quincy Doyle

Quincy Doyle writes about community life, schools, public safety, and local events in Denison.

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