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Colorado school calendar

Jeffco Public Schools Calendar 2026-27

Every holiday, break and early release on the Jeffco Public Schools 2026-27 calendar, from the district's own calendar. Add the dates to your phone with one file.

Also here: the Jeffco 2027-28 calendar.

Key dates
  • School starts Wednesday, Aug. 19, 2026 and ends Thursday, May 27, 2027.
  • Thanksgiving break: Nov. 23 to 27. Students are out Saturday, Nov. 21 to Sunday, Nov. 29, back Monday, Nov. 30.
  • Winter break: Dec. 21 to Jan. 5. Students are out Saturday, Dec. 19 to Tuesday, Jan. 5, back Wednesday, Jan. 6.
  • Spring break: March 22 to 26. Students are out Saturday, March 20 to Monday, March 29, back Tuesday, March 30.
  • One early release day, all for some schools only. Details below.

The Jeffco 2026-27 calendar

This is the district's own calendar, as Jeffco publishes it. Tap it to open the full-size image.

The Jeffco Public Schools District Family Calendar 2026-2027: twelve month grids from July 2026 to June 2027 with no-school days in yellow, legal holidays in red, the first and last days of school in purple and potential snow makeup days in green, a legend listing breaks, teacher staff development days and holidays, the last-day dismissal notice, and student contact day counts by semester.
Calendar by Jeffco Public Schools. Get the original from the district: the calendar PDF or its calendar page.

Add the Jeffco calendar to your phone

Pick a file. Each one is an all-day event per day off or half day, and a break is one event across all its days.

Every date First and last day, every day off, every early release. 17 events.
Download .ics
Holidays and breaks Only the days with no school. 11 events.
Download .ics
Early release days Only the half days. 1 event.
Download .ics

On an iPhone

Tap a file above, then tap Add All. The dates go into the calendar you choose.

In Google Calendar

On a computer, open Google Calendar, then Settings, then Import & export. Choose the file and the calendar to add it to. The dates show up on your Android phone too.

In Outlook

Open the downloaded file, or in Outlook on the web go to Add calendar, then Upload from file.

These files are a copy of the calendar today. If the district changes a date, download the file again.

Jeffco vacations and holidays, 2026-27

Every day with no school for students, from the first day to the last: 11 entries and 31 weekdays in all.

Day offDatesDays of the weekSchool days off
Labor Day HolidaySept. 7Mon1
Teacher staff development day (no school for students) Staff daySept. 18Fri1
Fall break BreakOct. 12 to 13Mon to Tue2
Thanksgiving break BreakNov. 23 to 27Mon to Fri5
Winter break BreakDec. 21 to Jan. 5Mon to Tue12
Martin Luther King Jr. Day HolidayJan. 18Mon1
Teacher staff development day (no school for students) Staff dayBecomes a school day if it is needed as a snow makeup dayFeb. 12Fri1
Presidents Day HolidayFeb. 15Mon1
Spring break BreakMarch 22 to 26Mon to Fri5
Teacher staff development day (no school for students) Staff dayBecomes a school day if it is needed as a snow makeup dayMarch 29Mon1
No school for students OtherBecomes a school day if it is needed as a snow makeup dayApril 30Fri1

Jeffco early release days

One early release day in all. It is for some schools only.

DateDayWhatDismissalWho
May 27ThuLast day of school2.5 hours earlyDistrict-run PK-12 schools (not charter schools) only

Calendar notes: what to plan around

Long weekends and breaks

Every stretch of three or more days with no school, counting weekends.

  • 3-day weekend: Saturday, Sept. 5 to Monday, Sept. 7. Labor Day. Back Tuesday, Sept. 8.
  • 3-day weekend: Friday, Sept. 18 to Sunday, Sept. 20. Teacher staff development day (no school for students). Back Monday, Sept. 21.
  • 4-day weekend: Saturday, Oct. 10 to Tuesday, Oct. 13. Fall break. Back Wednesday, Oct. 14.
  • 9 days off in a row: Saturday, Nov. 21 to Sunday, Nov. 29. Thanksgiving break. Back Monday, Nov. 30.
  • 18 days off in a row: Saturday, Dec. 19 to Tuesday, Jan. 5. Winter break. Back Wednesday, Jan. 6.
  • 3-day weekend: Saturday, Jan. 16 to Monday, Jan. 18. Martin Luther King Jr. Day. Back Tuesday, Jan. 19.
  • 4-day weekend: Friday, Feb. 12 to Monday, Feb. 15. Teacher staff development day (no school for students) and Presidents Day. Back Tuesday, Feb. 16.
  • 10 days off in a row: Saturday, March 20 to Monday, March 29. Spring break and teacher staff development day (no school for students). Back Tuesday, March 30.
  • 3-day weekend: Friday, April 30 to Sunday, May 2. No school for students. Back Monday, May 3.

Weeks with fewer than five school days

Eleven weeks have fewer than five school days, and four weeks have none at all.

Week ofSchool daysWhy
Aug. 173Before the first day
Sept. 74Labor Day
Sept. 144Teacher staff development day (no school for students)
Oct. 123Fall break
Nov. 230Thanksgiving break
Dec. 210Winter break
Dec. 280Winter break
Jan. 43Winter break
Jan. 184Martin Luther King Jr. Day
Feb. 84Teacher staff development day (no school for students)
Feb. 154Presidents Day
March 220Spring break
March 294Teacher staff development day (no school for students)
April 264No school for students
May 244After the last day

Teacher workdays: no school for students

Three of the days off are staff days. Teachers work; students stay home. Plan child care as you would for a holiday.

  • Friday, Sept. 18: teacher staff development day (no school for students)
  • Friday, Feb. 12: teacher staff development day (no school for students)
  • Monday, March 29: teacher staff development day (no school for students)

Makeup days

Potential snow makeup day, Friday, Feb. 12, Potential snow makeup day, Monday, March 29 and Potential snow makeup day, Friday, April 30.

Also worth knowing

  • School is open on a federal holiday: Veterans Day (Wednesday, Nov. 11). Banks, post offices and many offices close; school does not.
  • The district calendar prints no parent-teacher conference days. Schools set their own.
  • The calendar prints no testing windows. Jeffco posts Student Assessment Schedules separately on its calendar page.
  • Some days off may change: teacher staff development day (no school for students), Feb. 12 (Becomes a school day if it is needed as a snow makeup day), teacher staff development day (no school for students), March 29 (Becomes a school day if it is needed as a snow makeup day) and No school for students, April 30 (Becomes a school day if it is needed as a snow makeup day).
  • After the last day, the calendar still shows teacher staff development day (May 28), Memorial Day (May 31) and Juneteenth (observed) (June 18). Students are already out.

First and last day of school

Aug. 19First day, Wednesday
May 27Last day, Thursday
171School days, by our count
31Weekdays off between them

The first day of school is Wednesday, Aug. 19, 2026. The last day is Thursday, May 27, 2027.

Teachers start sooner. Staff days before school run Aug. 11 to 18.

What the district notes

  • Schools add their own modified contact days, when students attend on modified hours. They are on each school's calendar, not this one.
  • The 2.5-hour early dismissal on May 27 is for district-run schools. Charter school families should ask their school about dismissal times that day.
  • The calendar counts 171 student contact days: 79 in the first semester and 92 in the second. Teachers work 185 days.

Common questions

When does Jeffco start in 2026?

The first day of school for Jeffco Public Schools is Wednesday, Aug. 19, 2026.

When is the last day of school for Jeffco in 2027?

The last day for students is Thursday, May 27, 2027.

When is winter break for Jeffco?

Winter break runs Monday, Dec. 21 to Tuesday, Jan. 5. Counting weekends, students are out Saturday, Dec. 19 to Tuesday, Jan. 5 and go back Wednesday, Jan. 6.

When is spring break for Jeffco?

Spring break runs Monday, March 22 to Friday, March 26. Counting weekends and the days next to it, students are out Saturday, March 20 to Monday, March 29 and go back Tuesday, March 30.

When is Thanksgiving break for Jeffco?

Thanksgiving break runs Monday, Nov. 23 to Friday, Nov. 27. Counting weekends, students are out Saturday, Nov. 21 to Sunday, Nov. 29 and go back Monday, Nov. 30.

Does Jeffco have early release days in 2026-27?

Yes, for some schools only. District-run PK-12 schools (not charter schools) only: Thursday, May 27 (2.5 hours early).

How do I put the Jeffco calendar on my phone?

Download one of the .ics files on this page. On an iPhone, open it and tap Add All. On Android or a computer, import it into Google Calendar or Outlook.

How we checked these dates

We read every date off the district's own calendar twice: once from the PDF's text and once from the image, cell by cell against its legend. Then we checked each one against the Jeffco Calendar & Events page, the Spanish edition of the family calendar and the Jeffco District Calendar Dates feed.

Every weekday on this page matches its date. If the district changes its calendar, its page is the final word.

Where each date is on the district's calendar
  • First day, Aug. 19: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, August 2026 grid, 19 purple; legend "First Day of School for All Students August 19". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "Primer día de clase para todos los estudiantes 19 de agosto".
  • Last day, May 27: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, May 2027 grid, 27 purple; legend "Last Day of School for All Students May 27*". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "Último día de clases para todos los estudiantes 27 de mayo*"; Jeffco Public Schools "District Calendar Dates" calendar (iCal feed of the district calendar of events on the Calendar & Events page), "Last Day of School for All Students", May 27.
  • Teacher staff development days, Aug. 11 to 18: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, August 2026 grid, 3 to 18 yellow (No School for Students; summer break through Aug. 18); legend "Teacher Staff Development: August 11-14, 17, 18". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "Capacitación profesional para docentes: del 11 al 14, 17 y 18 de agosto".
  • Labor Day, Sept. 7: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, September 2026 grid, 7 red (Legal Holidays - observed (no school)); legend "Labor Day - September 7". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "Día del Trabajo: 7 de septiembre"; Jeffco Public Schools "District Calendar Dates" calendar (iCal feed of the district calendar of events on the Calendar & Events page), "Labor Day", Sept. 7.
  • Teacher staff development day (no school for students), Sept. 18: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, September 2026 grid, 18 yellow; legend "Teacher Staff Development: Sept. 18". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "18 de septiembre"; Jeffco Public Schools "District Calendar Dates" calendar (iCal feed of the district calendar of events on the Calendar & Events page), "No School For Students - Teacher Staff Development Day", Sept. 18.
  • Fall break, Oct. 12 to 13: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, October 2026 grid, 12 and 13 yellow; legend "Fall Break: Oct. 12-13". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "Vacaciones de otoño: 12 y 13 de octubre"; Jeffco Public Schools "District Calendar Dates" calendar (iCal feed of the district calendar of events on the Calendar & Events page), "Fall Break" Oct. 12; "Fall Break - Teacher Staff Development Day" Oct. 13.
  • Thanksgiving break, Nov. 23 to 27: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, November 2026 grid, 23 to 25 and 27 yellow, 26 red; legend "Thanksgiving Break: Nov. 23-27" and "Thanksgiving Day - November 26". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "Receso por Acción de Gracias: del 23 al 27 de noviembre"; Jeffco Public Schools "District Calendar Dates" calendar (iCal feed of the district calendar of events on the Calendar & Events page), "Thanksgiving Break" Nov. 23 to 27.
  • Winter break, Dec. 21 to Jan. 5: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, December 2026 grid, 21 to 31 yellow with 25 red; January 2027 grid, 1 red, 4 and 5 yellow; legend "Winter Break: Dec. 21-Jan 5", "Teacher Staff Development: Jan. 4, 5". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "Vacaciones de invierno: del 21 de dic. al 5 de enero"; Jeffco Public Schools "District Calendar Dates" calendar (iCal feed of the district calendar of events on the Calendar & Events page), "Winter Break" Dec. 21 to Jan. 1; "Winter Break (No School For Students - Teacher Staff Development Day)" Jan. 4 and 5.
  • Martin Luther King Jr. Day, Jan. 18: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, January 2027 grid, 18 red; legend "Martin Luther King - January 18". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "Día de Martin Luther King: 18 de enero"; Jeffco Public Schools "District Calendar Dates" calendar (iCal feed of the district calendar of events on the Calendar & Events page), "Martin Luther King Jr. Day", Jan. 18.
  • Teacher staff development day (no school for students), Feb. 12: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, February 2027 grid, 12* green; legend "Teacher Staff Development: Feb. 12*" and "Potential Snow Make Up Days Feb. 12*". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "12 de febrero*"; Jeffco Public Schools "District Calendar Dates" calendar (iCal feed of the district calendar of events on the Calendar & Events page), "No School For Students - Teacher Staff Development Day", Feb. 12.
  • Presidents Day, Feb. 15: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, February 2027 grid, 15 red; legend "Presidents' Day - February 15". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "Día de los Presidentes: 15 de febrero"; Jeffco Public Schools "District Calendar Dates" calendar (iCal feed of the district calendar of events on the Calendar & Events page), "President's Day", Feb. 15.
  • Spring break, March 22 to 26: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, March 2027 grid, 22 to 26 yellow; legend "Spring Break: March 22-26". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "Vacaciones de primavera: del 22 al 26 de marzo"; Jeffco Public Schools "District Calendar Dates" calendar (iCal feed of the district calendar of events on the Calendar & Events page), "Spring Break" March 22 to 26.
  • Teacher staff development day (no school for students), March 29: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, March 2027 grid, 29* green; legend "Teacher Staff Development: March 29*" and "Potential Snow Make Up Days ... March 29*". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "29 de marzo*"; Jeffco Public Schools "District Calendar Dates" calendar (iCal feed of the district calendar of events on the Calendar & Events page), "No School For Students - Teacher Staff Development Day", March 29.
  • No school for students, April 30: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, April 2027 grid, 30* green; legend "No School for Students: ... April 30*" and "Potential Snow Make Up Days ... April 30*". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "30 de abril" under "No hay clases para los estudiantes"; Jeffco Public Schools "District Calendar Dates" calendar (iCal feed of the district calendar of events on the Calendar & Events page), "No School For Students - Teacher Staff Development Day", April 30.
  • Teacher staff development day, May 28: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, May 2027 grid, 28 yellow; legend "Teacher Staff Development: May 28". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "28 de mayo"; Jeffco Public Schools "District Calendar Dates" calendar (iCal feed of the district calendar of events on the Calendar & Events page), "Teacher Staff Development Day", May 28.
  • Memorial Day, May 31: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, May 2027 grid, 31 red; legend "Memorial Day - May 31". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "Día de los Caídos en Guerra: 31 de mayo"; Jeffco Public Schools "District Calendar Dates" calendar (iCal feed of the district calendar of events on the Calendar & Events page), "Memorial Day", May 31.
  • Juneteenth (observed), June 18: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, June 2027 grid, 18 red; legend "Juneteenth (observed) - June 18". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "Juneteenth (conmemorado): 18 de junio"; Jeffco Public Schools "District Calendar Dates" calendar (iCal feed of the district calendar of events on the Calendar & Events page), "Juneteenth", June 18.
  • Last day of school, May 27: Jeffco Public Schools District Family Calendar 2026-2027 (PDF, English), page 1, legend "*LAST DAY OF SCHOOL DISMISSAL NOTICE: On May 27, all PK-12 district schools dismiss 2.5 hours earlier than regular dismissal time. **This schedule does not apply to charter schools.". Also: Calendario Familiar del Distrito 2026-2027 (PDF, linked as "Calendario para el Año Escolar (Spanish)"), "El 27 de mayo, todas las escuelas del Distrito, desde preescolar hasta 12.o grado, salen de clases 2.5 horas antes de la salida habitual.".