If you have kids in Prosper Independent School District, this page is your one-stop reference for the complete 2026–2027 academic year calendar. We verified this directly from the Prosper ISD official website and the board-approved calendar document. Whether you’re mapping out family vacations, planning after-school activities, or just trying to stay one step ahead of the school year, bookmark this page now. Parents who do save about 20 minutes of frantic Googling every semester — trust us.
Prosper ISD is located in Collin County, Texas, one of the fastest-growing districts in the entire state. This calendar covers every key date for the 2026–2027 school year: the first day of school, Thanksgiving break, winter break, spring break, professional learning days (the ones that sneak up on you), early release days, and the last day of school.
At-a-Glance Summary — Prosper ISD 2026-2027
| Detail | Date / Info |
|---|---|
| First Day of School | August 11, 2026 |
| Last Day of School | May 20, 2027 |
| Total School Days (1st Semester) | 84 Days |
| Total School Days (2nd Semester) | 86 Days |
| Total School Days (Full Year) | 170 Days |
| Thanksgiving Break | November 23–27, 2026 |
| Winter Break | December 21, 2026 – January 1, 2027 |
| Spring Break | March 15–19, 2027 |
| Staff Professional Learning Days | Multiple (see full table below) |
| Early Release Days | December 18, 2026 & May 20, 2027 |
Prosper ISD School Times 2026-2027
Before we dive into the full calendar, here are the official school start and end times for each campus level. These are especially useful if you’re coordinating pickups, childcare, or after-school programs.
| School Level | School Day Hours |
|---|---|
| Early Childhood School | 7:30 AM – 2:50 PM |
| Elementary School | 7:50 AM – 3:10 PM |
| ESCE 3 (AM Half Day) | 7:50 AM – 10:50 AM |
| ESCE 3 (PM Half Day) | 12:10 PM – 3:10 PM |
| Middle School | 8:20 AM – 3:40 PM |
| High School | 8:55 AM – 4:20 PM |
| DAEP | 7:45 AM – 3:15 PM |
Full Key Dates Table — Prosper Independent School District Calendar 26-27
1st Semester (84 Days)
| Event | Start Date | End Date | Notes |
|---|---|---|---|
| Staff Professional Learning | August 3, 2026 | August 10, 2026 | Staff only; students not in school |
| First Day of School / Beginning of 1st 9 Weeks | August 11, 2026 | — | Students report to campus |
| Professional Learning / Student Holiday | September 4, 2026 | — | No school for students |
| School Holiday (Labor Day) | September 7, 2026 | — | Campus closed |
| End of 1st 9 Weeks | October 8, 2026 | — | End of first grading period |
| Professional Learning / Student Holiday | October 9, 2026 | — | No school for students |
| School Holiday | October 12, 2026 | October 13, 2026 | Campus closed |
| Beginning of 2nd 9 Weeks | October 14, 2026 | — | Second grading period begins |
| Thanksgiving Break / School Holiday | November 23, 2026 | November 27, 2026 | Full week off |
| Early Release / End of 2nd 9 Weeks | December 18, 2026 | — | Students released early |
| Winter Break / School Holiday | December 21, 2026 | December 31, 2026 | Campus closed |
2nd Semester (86 Days)
| Event | Start Date | End Date | Notes |
|---|---|---|---|
| Winter Break / School Holiday (continues) | January 1, 2027 | — | New Year’s Day; campus closed |
| Professional Learning / Student Holiday | January 4, 2027 | — | No school for students |
| Beginning of 3rd 9 Weeks | January 5, 2027 | — | Second semester / 3rd grading period begins |
| School Holiday (MLK Day) | January 18, 2027 | — | Campus closed |
| Professional Learning / Student Holiday | February 12, 2027 | — | No school for students |
| Bad Weather Make-Up Day | February 15, 2027 | — | Built-in make-up; may become a school day |
| End of 3rd 9 Weeks | March 11, 2027 | — | Third grading period ends |
| Professional Learning / Student Holiday | March 12, 2027 | — | No school for students |
| Spring Break / School Holiday | March 15, 2027 | March 19, 2027 | Full week off |
| Beginning of 4th 9 Weeks | March 22, 2027 | — | Fourth grading period begins |
| School Holiday | March 26, 2027 | — | Campus closed |
| Professional Learning / Student Holiday | April 23, 2027 | — | No school for students |
| Bad Weather Make-Up Day | April 26, 2027 | — | Built-in make-up; may become a school day |
| Early Release / End of 4th 9 Weeks / Last Day of School | May 20, 2027 | — | Students released early; last student day |
| Staff Professional Learning | May 21, 2027 | — | Staff only; school year ends |
Source: Prosper ISD Official Board-Approved Academic Calendar.
Always double-check and verify calendar dates from the official Prosper ISD website before making final plans. Dates are subject to change due to board decisions or emergency closures.
Download the Official Prosper ISD Calendar 2026-2027 PDF
Want a printable copy to stick on your fridge or share with your childcare provider? Download the board-approved academic calendar directly from Prosper ISD below.
⬇ Download Prosper ISD Academic Calendar 2026-27 (Official PDF)
This is the board-approved PISD Calendar 26-27 printable version. Last updated by the district: May 26, 2026.
See also: School Holiday List 2026–2027 USA: Complete Guide for Every Family
About Prosper Independent School District
Prosper ISD is one of Texas’s fastest-growing school districts, located in Collin County in the Dallas–Fort Worth metroplex. The district serves a rapidly growing student population across Prosper, Celina, McKinney, Frisco, and surrounding communities. Known for its strong academic programs, athletics, and commitment to community, PISD consistently earns high accountability ratings from the Texas Education Agency (TEA). The district has seen explosive enrollment growth in recent years driven by rapid residential development in the Prosper and Celina areas. For the most current enrollment figures, campus listings, and superintendent information, visit the official Prosper ISD website at prosper-isd.net.
What Prosper/Collin County Parents Should Know This Year
A few things in this calendar are worth flagging before the year sneaks up on you.
Professional Learning Days add up fast. There are multiple student holidays tied to Professional Learning days scattered across both semesters — September 4, October 9, January 4, February 12, March 12, and April 23. That’s six Fridays or Mondays where kids are home and parents need to plan. Add these to your phone calendar right now.
Two Bad Weather Make-Up Days are already built in. February 15 and April 26 are designated Bad Weather Make-Up Days. If the district doesn’t use them due to weather closures, they may revert to student holidays — but that is not guaranteed. Watch for official district communications.
October has a cluster of days off. October 8–9 and October 12–13 means students get six days off back-to-back (Thursday through Monday). This isn’t labeled a “fall break” officially, but in effect it functions like one. Great for a quick trip.
December 18 is an early release. Students get out early that day before Winter Break officially starts December 21. Plan your pickup accordingly.
How Prosper ISD Compares to Neighboring Districts
Compared to nearby districts in the Dallas–Fort Worth area, Prosper ISD’s 2026–2027 calendar follows a fairly standard Texas academic schedule. Most DFW-area districts also start in early August and end in late May, aligned with TEA instructional day requirements. Frisco ISD and McKinney ISD, which border Prosper ISD in Collin County, typically have similar start and end dates, though specific break alignments can vary by a few days. Spring Break timing in the Prosper ISD Calendar spring break 2027 (March 15–19) may differ by a week from some neighboring districts, which is worth checking if you have kids across different districts or are coordinating family travel with relatives in nearby counties.
Planning a Family Trip? Best Times to Travel in Prosper/Collin County
Based strictly on this calendar, here are the best windows for family travel:
Thanksgiving Break (November 23–27, 2026) — A solid five-day break. If you travel, book flights early since this is one of the busiest travel weeks of the year nationally.
Winter Break (December 21, 2026 – January 1, 2027) — This is the longest break of the year, spanning roughly 12 days. Perfect for extended family visits or longer trips. School resumes January 5, 2027 (January 4 is a staff-only day), so you have a little extra flexibility.
Spring Break (March 15–19, 2027) — A full week off. This is the most popular time for family travel in Texas. Book hotels and flights well in advance — February at the latest — since destination prices spike significantly around this period.
October Cluster (October 8–13, 2026) — With Thursday–Monday off (Oct 8, 9, 12, 13), this is a hidden gem for a short family road trip without burning vacation days.
See also: Round Rock ISD Calendar 2026–2027 | Printable PDF
School Closings History in Collin County
Collin County, Texas does experience winter weather events, particularly ice storms in January and February, which can lead to unexpected school closures. The district includes two designated Bad Weather Make-Up Days in the approved calendar to help accommodate weather-related closures if they become necessary. Families should monitor official district communications for any schedule changes. In recent years, North Texas districts have seen occasional multi-day closures during significant ice events. Always monitor the official Prosper ISD website, their social media channels, and local news for real-time closure announcements.
FAQs
Q: When does school start in Prosper ISD for 2026-2027?
The first day of school for students in Prosper Independent School District is August 11, 2026. Staff professional learning begins earlier, from August 3–10, but students do not report until August 11. This is also the beginning of the 1st Nine Weeks grading period.
Q: When is the last day of school for Prosper ISD in 2027?
The last day of school for students is May 20, 2027. It is also an early release day and marks the end of the 4th Nine Weeks grading period. Staff have a professional learning day on May 21, which is not a student day.
Q: When is Prosper ISD spring break 2027?
Prosper ISD Spring Break 2027 runs from March 15 through March 19, 2027 — a full week. The school day before spring break, March 12, is a Professional Learning / Student Holiday, so students effectively get almost a week and a half off if you count that Friday. School resumes on March 22, 2027, which is the start of the 4th Nine Weeks.
Q: How many school days does Prosper ISD have in 2026-2027?
Prosper ISD has 170 total school days in the 2026–2027 academic year — 84 days in the first semester and 86 days in the second semester. This meets Texas Education Agency (TEA) minimum instructional day requirements for the state of Texas.
Q: Are there any school closings or delays I should know about in Prosper ISD?
The calendar includes two pre-scheduled Bad Weather Make-Up Days: February 15, 2027 and April 26, 2027. These days are built in as a buffer for unexpected weather closures. If they are not needed for weather events, the district will communicate whether they convert to instructional days or student holidays. For real-time closings, delays, and weather-related announcements, always check the official Prosper ISD website or sign up for district alerts directly through the district’s communication portal.
Closing — Stay Ahead of the Prosper ISD 2026-2027 School Year
That covers every key date in the Prosper Independent School District Calendar 26-27. Bookmark this page so you always have a fast reference — especially as spring break season approaches in March, when these dates become the most searched. For real-time updates on school closures, delays, or any calendar changes made by the board, always cross-reference with the official Prosper ISD website at prosper-isd.net. Districts do occasionally adjust dates after publication, and the official source is always the most reliable. Check back in early 2027 when Prosper ISD spring break 2027 details become top of mind for families across Collin County.
The PublicSchoolsCalendar.com Team compiles and verifies public school calendar data for districts across all 50 US states, drawing on official district websites and published family calendars to keep every page accurate and up to date.
