Colorado School District Calendars
Colorado lists 17 districts from the K12Cal directory of large school districts, with 607,265 students recorded in that directory. The largest listed district is School District No. 1 in the county of Denver and State of C in Denver, with 88,258 students. 5 districts have published 2026-27 calendars, linked below. Every other row links to the district website. K12Cal does not fill in missing dates.
Published 2026-27 calendars
All Colorado districts in the directory
A calendar link appears only when K12Cal has verified 2026-27 dates. Other districts stay in the directory with the official website from the NCES file.
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Questions
Which Colorado districts have a 2026-27 calendar on K12Cal?
Colorado has 5 published 2026-27 calendars on K12Cal: Aurora Joint District No. 28 of the counties of Adams and A, Boulder Valley School District No. Re2, GreeleySchool District No. 6 in the county of Weld and Sta, Jefferson County School District No. R-1, and School District 27J.
Where do the Colorado district names on this page come from?
Names, cities, enrollment, and websites come from an NCES directory of the 600 largest U.S. school districts. A 2026-27 calendar link is added only after the dates are checked against a district source. K12Cal does not estimate start dates or breaks.