CAHighATSICalendar available · 25 events · Auto-updating
Events confirmed from Antelope Valley Union High's official calendar.
Antelope Valley High — School Calendar 2026-27
High|Lancaster, California|Antelope Valley Union High
Lancaster, CA 93535
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Upcoming Events
Oct
29
Thu
Board Meeting Work StudyEventDistrict-wide
Nov
11
Wed
Veteran's Day/NO SCHOOLEventDistrict-wide
Nov
19
Thu
Board Meeting (Closed Session 6:00 p.m., Reconvene Open Session at 7:00 p.m.)EventDistrict-wide
Nov
23
Mon
Thanksgiving BreakBreakDistrict-wide
Banks, government offices, and schools may be closed.
Dec
11
Fri
Board MeetingEventDistrict-wide
Check the published agenda for meeting topics and details.
Dec
18
Fri
End of 2nd Quarter/End of 1st SemesterEventDistrict-wide
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School Profile
Grades
9–12
Enrollment
1,512
Student:Teacher
21.9:1
Locale
Suburban
District
Antelope Valley Union HighEcon. Disadvantaged
78.9%
Phone
(661)948-8552School Statistics
Academics (SY 2020-21)
Graduation Rate
77%
Programs & Activities (SY 2021-22)
AP Program
15 courses offered
359 students enrolled
SAT/ACT
197 test takers
Athletics
21 sports, 46 teams
388 participants
Student-Teacher Ratio: 21.1:1
Near average in CATechnology & Internet Access (SY 2021-22)
1:1 Devices
Student devices available
Wi-Fi
Campus-wide wireless
Fiber Internet
High-speed connection
1,557
Connected devices
Staff & Support Services (SY 2021-22)
Teachers (FTE)
71
93% fully certified
Counselors
6
Psychologists
2
Social Workers
0.40000001
Nurses
0.75
Security Staff
7
Anti-Bullying Policy
District Finance (FY 2023)
Per-Pupil Spending
$15,984
Total current expenditure
Instruction Spending
$9,563
Per pupil, classroom only
Total Revenue/Pupil
$21,837
All funding sources
Funding Sources
Federal 11%State 67%Local 22%
District-level data from NCES F-33 Survey
Community Context
Median Home Value
$954,296
-0.8% 1yr+29.0% 5yr
Los Angeles, CA metro area
Community Need Level
Elevated
CDC/ATSDR Social Vulnerability Index 2022
Neighborhood Indicators (Census Tract)
22.8%
Below 150% poverty line
7.0%
Unemployment rate
9.0%
Uninsured residents
20.7%
No HS diploma (25+)
Special Education (IDEA)
District-level data from IDEA Part B · Students ages 3-21 served under IDEA
Total Students Served
3,751
Ages 3-21 under IDEA
School-Age (6-21)
3,751
Receiving special ed services
Est. % of Enrollment
100%
District rate, school may vary
Disability Categories (District)
Specific Learning Disability
1,754 (47%)
Other Health Impairment
679 (18%)
Autism
616 (16%)
Intellectual Disability
290 (8%)
Emotional Disturbance
163 (4%)
Speech/Language Impairment
97 (3%)
Source: U.S. Department of Education, IDEA Section 618 Data · District-level counts · Individual school figures may differ
Enrollment Trend (2014-2025)
1,498
Current enrollment
Stable(-1% 5yr)Coming Up
Thu, Oct 29, 2026
Board Meeting Work Study
EventWed, Nov 11, 2026
Veteran's Day/NO SCHOOL
EventThu, Nov 19, 2026
Board Meeting (Closed Session 6:00 p.m., Reconvene Open Session at 7:00 p.m.)
EventFull School Calendar 2026-27
Events marked District-wide apply to all schools in Antelope Valley Union High. Antelope Valley High follows the district calendar.
| Date | Event |
|---|---|
| Wed, Sep 2, 2026 | Back to School NightDistrict-wide Review the event notice for agenda and attendance information. |
| Mon, Sep 7, 2026 | Labor Day/NO SCHOOLDistrict-wide Banks, government offices, and schools may be closed. |
| Thu, Sep 10, 2026 | Board Meeting (Closed Session 6:00 p.m., Reconvene Open Session at 7:00 p.m.)District-wide |
| Thu, Sep 24, 2026 | AV Superintendents' Council MeetingDistrict-wide |
| Fri, Oct 9, 2026 | End of First QuarterDistrict-wide |
| Thu, Oct 15, 2026 | Board Meeting (Closed Session 6:00 p.m., Reconvene Open Session at 7:00 p.m.)District-wide |
| Wed, Oct 21, 2026 | Student Free DayDistrict-wide |
| Thu, Oct 29, 2026 | Board Meeting Work StudyDistrict-wide |
| Wed, Nov 11, 2026 | Veteran's Day/NO SCHOOLDistrict-wide |
| Thu, Nov 19, 2026 | Board Meeting (Closed Session 6:00 p.m., Reconvene Open Session at 7:00 p.m.)District-wide |
| Mon, Nov 23, 2026 | Thanksgiving BreakDistrict-wide Review the calendar for the full break dates. |
| Fri, Dec 11, 2026 | Board MeetingDistrict-wide Check the published agenda for meeting topics and details. |
| Fri, Dec 18, 2026 | End of 2nd Quarter/End of 1st SemesterDistrict-wide |
| Mon, Dec 28, 2026 | Winter BreakDistrict-wide Review the calendar for the full break dates. |
| Mon, Jan 4, 2027 | Winter BreakDistrict-wide Review the calendar for the full break dates. |
| Mon, Jan 18, 2027 | Martin Luther King, Jr. Day/NO SCHOOLDistrict-wide Banks, government offices, and schools may be closed. |
| Wed, Jan 27, 2027 | Back to School NightDistrict-wide Review the event notice for agenda and attendance information. |
| Wed, Feb 3, 2027 | Student Free DayDistrict-wide |
| Fri, Feb 12, 2027 | Lincoln's Birthday/NO SCHOOLDistrict-wide |
| Mon, Feb 15, 2027 | President's Day/NO SCHOOLDistrict-wide Banks, government offices, and schools may be closed. |
| Fri, Mar 19, 2027 | End of Quarter 3District-wide Review the academic calendar for quarter dates and grade reporting details. |
| Mon, Mar 22, 2027 | Spring BreakDistrict-wide Review the calendar for the full break dates. |
| Wed, Apr 7, 2027 | Student Free DayDistrict-wide |
| Mon, May 31, 2027 | Memorial Day/NO SCHOOLDistrict-wide Banks, government offices, and schools may be closed. |
| Thu, Jun 3, 2027 | Last Day of School/End of 2nd SemesterDistrict-wide |
Showing 25 events for the 2026-27 school year
Frequently Asked Questions about Antelope Valley High
As of the most recent data, 1,512 students are enrolled at Antelope Valley High. It is a High school within the local district.
Calendar Guides
School profiles: Data from NCES Common Core of Data. Calendar events from district calendar sources, updated automatically. · How we verify this data