Total Students2,109
Student/Teacher25.93:1
Math Prof.20.95%
Reading Prof.53.73%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountySan Bernardino
School DistrictChaffey Joint Union High School District
Principal / AdminTiffany Bunn(909) 930-2929
Founded2002
Free/Reduced Lunch69.7% Eligible
Acceptance Rate100%
Student Demographics
White7.3%
Hispanic66.4%
Black12.8%
Asian9%
Native American0.3%
Pacific Islander1%
Two Or More3.1%
Gender Distribution
53.4%
46.5%
Male Female
Students per Grade
Grade 9507
Grade 10550
Grade 11517
Grade 12535
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
Holiday Event
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Colony High School
Academic Calendar (2026-2027)
July 2026
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August 2026
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September 2026
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October 2026
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November 2026
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December 2026
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January 2027
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February 2027
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March 2027
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April 2027
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May 2027
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June 2027
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Key Dates & Holidays
Independence Day HolidayJul 3
First Day of School for StudentsAug 5
Labor Day HolidaySep 7
First Quarter EndsOct 2
Floating HolidayOct 5
Veterans Day ObservanceNov 11
Thanksgiving RecessNov 23
Second Quarter and First Semester EndDec 17
Winter Recess BeginsDec 21
New Year's Day HolidayJan 1
Martin Luther King Jr. Day ObservanceJan 18
Abraham Lincoln's Day HolidayFeb 8
Presidents Day ObservanceFeb 15
Third Quarter EndsMar 5
Spring Break BeginsMar 29
Spring Break EndsApr 1
Fourth Quarter and Second Semester EndMay 20
Memorial Day HolidayMay 31
Juneteenth HolidayJun 18
Key Dates & Holidays
2026-2027A Hub for Growth and Exploration
Students at this Ontario institution have a wide array of opportunities to thrive. Families often look for schools offering robust athletic programs, perhaps like basketball or soccer. Furthermore, enriching academic pursuits such as STEM initiatives or vibrant arts programs are frequently sought after.
Connecting with Our Community
This public high school, part of the Chaffey Joint Union High School District, is dedicated to fostering student success. Parents seeking to stay informed can review the academic calendar directly on this page for key dates and events.
Frequently Asked Questions
What extracurricular activities are available?
While specific programs vary each year, students often have access to clubs like robotics and athletics such as soccer. We recommend contacting the administration directly for the current list of activities.
How can I get involved as a parent?
Parental involvement is highly valued. Opportunities range from volunteering for school events to joining parent-teacher organizations. Specific needs and opportunities are usually communicated through the school's newsletter or website.
What kind of academic support is offered?
The campus provides various academic support services, including tutoring and college preparatory resources, to ensure students are well-equipped for their future endeavors.
Are there opportunities for students interested in the arts?
Yes, students may have opportunities to explore visual arts, performing arts, and music programs. These enrich the educational experience and allow for creative expression.
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