School holiday calendar, for the current semester in United States of America (Colorado)

  • www.cde.state.co.us/
  • applies to Denver
    Back-to-school day may be a few days earlier in certain schools
    2022 PISA ranking: #18 with a 489 score
    Average class size: more than 26
    Schooling is mandatory till age 17
    number of instructional days and/or hours in the school year: 160 days - Half-day K ~ 435 hours/Full-day K ~ 870 hours/Grades 1-5 ~ 968 hours/Grades 6-12 ~ 1056 hours
    Teaching languages: Spanish, English
    schools may open on Saturday
    school uniforms not required
    University of Colorado at Boulder ranking: Times Higher Education #--/QS ranking #--/Shanghai (2023) #57

  • We carry confirmed dates till July 2025; Further dates are projected dates based on previous years

    Please note that authorities may take last-minute decisions; please double-check if this information is vital to you
    Make a Paypal donation of euros 50 to [email protected] to purchase the full calendar for 5 countries or regions, including Denver schools
    Contact [email protected] to purchase a file containing confirmed calendars of 550 countries and regions.(6716)
Date Weekday Name
June 3, 2025Tuesdaysummer holiday (beginning)