Jeffco Public Schools calendar 2026–27
First day of school: Wednesday, August 19, 2026
The 2026–27 year at a glance
| What | When | No school |
|---|---|---|
| First day of school | Wednesday, August 19, 2026 | |
| Labor Day | September 7, 2026 | 1 day |
| Teacher Staff Development Day | September 18, 2026 | 1 day |
| Fall Break | October 12–13, 2026 | 2 days |
| Thanksgiving Break | November 23–27, 2026 | 5 days |
| Winter Break | December 21, 2026 – January 5, 2027 | 16 days |
| Martin Luther King Jr. Day | January 18, 2027 | 1 day |
| Teacher Staff Development Day / potential snow make-up day | February 12, 2027 | 1 day |
| Presidents Day | February 15, 2027 | 1 day |
| Spring Break | March 22–26, 2027 | 5 days |
| Teacher Staff Development Day / potential snow make-up day | March 29, 2027 | 1 day |
| No school for students / potential snow make-up day | April 30, 2027 | 1 day |
| Last day of school | Thursday, May 27, 2027 |
Worth knowing: All district schools let out 2.5 hours early on the last day; charter schools set their own dismissal.
Source: Jeffco Public Schools 2026–27 academic calendar, adopted November 2024. Checked against the district's published calendar on August 13, 2026.
Next year: 2027–28
Jeffco Public Schools has already adopted its 2027–28 calendar. The first day of school is Wednesday, August 18, 2027, and the last day is May 25, 2028. Breaks and holidays for that year go on this page as the district publishes them.
Source: Jeffco Public Schools 2027–28 academic calendar. Checked against the district's published calendar on August 13, 2026.
Questions parents ask
When does school start for Jeffco Public Schools in 2026?
The first day of the 2026–27 school year is Wednesday, August 19, 2026.
When is Jeffco Public Schools' Thanksgiving break?
Thanksgiving break is November 23–27, 2026.
When is Jeffco Public Schools' winter break?
Winter break runs December 21, 2026 – January 5, 2027. Students return Wednesday, January 6, 2027.
When is Jeffco Public Schools' spring break in 2027?
Spring break is March 22–26, 2027.
When is the last day of school for Jeffco Public Schools?
The 2026–27 school year ends Thursday, May 27, 2027.
Has Jeffco Public Schools released its 2027–28 calendar?
Yes — the 2027–28 first day of school is Wednesday, August 18, 2027.
About Jeffco Public Schools
Jefferson County School District No. R-1 (Jeffco Public Schools) serves about 74,000 students in Jefferson County. Official site: jeffcopublicschools.org.
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