Iowa School Calendar 2026-2027: Spring Break & Winter Break Dates
Iowa has 325 public school districts, and each adopts its own school calendar. Together they enroll 503,693 students; the largest, Des Moines Independent Comm School District, enrolls 30,048 (NCES, 2024-25).
The dates below are statewide planning windows for 2026-27 and 2027-28: our estimate of when most Iowa schools take each break. They are not any one district's official calendar, so check your own district's calendar before booking travel.
Last updated: · Next review: January 2027
Dates vary by district. Use the statewide windows below for planning, then confirm with your local school district calendar before booking travel. Read how we source these dates.
Largest school districts in Iowa
5 districts enroll 18% of Iowa's district students. The other 320 districts each set a calendar of their own, so two schools a few miles apart can break in different weeks.
| District | Students | Calendar |
|---|---|---|
| Des Moines Independent Comm School DistrictDes Moines | 30,04859 schools | Check the district's website |
| Cedar Rapids Comm School DistrictCedar Rapids | 15,22431 schools | Check the district's website |
| Iowa City Comm School DistrictIowa City | 15,01328 schools | Check the district's website |
| Sioux City Comm School DistrictSioux City | 14,47521 schools | Check the district's website |
| Waukee Comm School DistrictWaukee | 13,91719 schools | Check the district's website |
Enrollment and district counts: NCES Common Core of Data, LEA directory 2024-25 (via Urban Institute Education Data API). Counts cover regular local school districts; enrollment is fall 2024.
How Iowa law shapes the school calendar
- Start and end dates
- Start: no sooner than August 23 and no later than the first Monday in December.
- Iowa Code Ann. § 279.10
- Minimum instructional time
- 180 days
- 1,080 hours
- Iowa Code Ann. § 279.10
Source: Education Commission of the States 50-state comparison, published January 2020 (days and hours, start and finish dates). Calendar statutes change, so check the cited section for the current text. Every state side by side: school calendar laws by state.
Good to know in Iowa
Most districts follow this calendar pattern, though private schools may vary a bit on start dates and religious holidays.
Iowa state law requires schools to start no earlier than August 23rd, leading to a late August start for most districts.
Iowa's 2027-2028 academic year continues to adhere to the state law requiring a post-August 23rd start.
Iowa school breaks: quick answers
The most searched Iowa dates for 2026-27 at a glance.
When is winter break in Iowa 2026-27?
Winter break in Iowa (2026-27) is December 23, 2026 - January 1, 2027.
When is spring break in Iowa 2026-27?
Spring break in Iowa (2026-27) is March 15 - 19, 2027.
When is summer break in Iowa 2026-27?
Summer break in Iowa (2026-27) is June 6, 2027 - August 22, 2027. Exact dates vary by district — confirm with your local school calendar.
When does school start and end in Iowa 2026-27?
School in Iowa (2026-27) starts August 24 - 25, 2026 and ends June 2 - 5, 2027.
Sources & verification
The statewide windows are our planning estimates, not transcribed from a single official calendar. District pages linked above are transcribed from each district's own published calendar. Official sources for Iowa:
Compare with other states
Planning guides:
- When does school start in America? Start dates by state
- When does school end in America? Last day of school by state
- US summer break 2027 dates by state
- Spring break 2027 & 2028 dates by state
- Winter break dates by state
- Thanksgiving break dates by state
- Easter school holidays and the spring break overlap
- Back-to-school planning guide
- Easter and Good Friday dates 2027-2036
- Thanksgiving dates 2027-2036
Research from our own calendar data: