Prosper ISD Calendar 2026-2027
Collin County · Richardson area (Region 10)
The Prosper ISD academic calendar for the 2026-2027 school year starts on Tuesday, August 11, 2026 and ends on Thursday, May 20, 2027. Through the fall, families can plan around Labor Day on September 7, a fall break from October 12 through 13, and the Thanksgiving break from November 23 through 27. The winter break runs from December 21 through 31. In the second semester, the calendar includes the Martin Luther King Jr. holiday on January 18 and a spring break from March 15 through 19.
Last updated August 4, 2026
Official Calendar
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PDF Full-year Prosper ISD calendar with every key date — district logo, color legend and a QR code to this page.
Interactive calendar
Browse the key dates month by month — colored markers show each event.
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Frequently asked questions
When is the first day of school for Prosper ISD in 2026-2027?
The first day of school for Prosper ISD is Tuesday, August 11, 2026.
When is the last day of school for Prosper ISD in 2026-2027?
The last day of school for Prosper ISD is Thursday, May 20, 2027.
When is Thanksgiving break for Prosper ISD?
Prosper ISD has Thanksgiving break from November 23 through 27, 2026.
When is winter break for Prosper ISD?
Prosper ISD's winter break runs from December 21 through 31.
When is spring break for Prosper ISD in 2026-2027?
Prosper ISD's spring break is March 15 through 19, 2027.
When is fall break for Prosper ISD?
Prosper ISD has a fall break from October 12 through 13, 2026.
Does Prosper ISD have school on Martin Luther King Jr. Day?
No. Prosper ISD is closed for Martin Luther King Jr. Day on Monday, January 18, 2027.
Does Prosper ISD have school on Labor Day?
No. Prosper ISD is closed for Labor Day on Monday, September 7, 2026.
When is the first day of school in Prosper Independent School District for 2026-2027?
The first day of school in Prosper Independent School District for the 2026-2027 school year is August 11, 2026.
When is Spring Break in Prosper Independent School District for 2026-2027?
Spring Break in Prosper Independent School District for the 2026-2027 school year is from March 15–19, 2027.
When is Christmas Break in Prosper Independent School District for 2026-2027?
Christmas Break in Prosper Independent School District for the 2026-2027 school year begins on December 21, 2026 and continues through January 1, 2027.
When is Winter Break in Prosper Independent School District for 2026-2027?
Winter Break in Prosper Independent School District for the 2026-2027 school year runs from December 21, 2026 through January 1, 2027.
When is Thanksgiving Break in Prosper Independent School District for 2026-2027?
Thanksgiving Break in Prosper Independent School District for the 2026-2027 school year is from November 23–27, 2026.
When is the last day of school in Prosper Independent School District for 2026-2027?
The last day of school in Prosper Independent School District for the 2026-2027 school year is May 20, 2027.
When does the second nine weeks begin in Prosper Independent School District for 2026-2027?
The second nine weeks in Prosper Independent School District begins on October 14, 2026.
When does the third nine weeks begin in Prosper Independent School District for 2026-2027?
The third nine weeks in Prosper Independent School District begins on January 5, 2027.
When does the fourth nine weeks begin in Prosper Independent School District for 2026-2027?
The fourth nine weeks in Prosper Independent School District begins on March 22, 2027.
Are there bad weather make-up days scheduled in Prosper Independent School District for 2026-2027?
Yes, the bad weather make-up days for the 2026-2027 school year are scheduled for February 12, 2027 and April 26, 2027.