AZHighCalendar available · 14 events · Auto-updating
River Valley High School — School Calendar 2026-27
High|MOHAVE VALLEY, Arizona|Colorado River Union High School District (4381)
MOHAVE VALLEY, AZ 86440
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Upcoming Events
Aug
3
Mon
First Day of School Event
Confirm bus route and pickup time. Early dismissal may apply.
Sep
7
Mon
Labor DayHoliday
Banks, government offices, and schools may be closed.
Sep
24
Thu
Progress ReportsEvent
Nov
11
Wed
Veterans DayEvent
Nov
23
Mon
Fall BreakBreak
Dec
16
Wed
Finals /Early Release Dayshalf_day
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School Profile
School Statistics
Academics (SY 2020-21)
ELA Proficiency
10-14%
Math Proficiency
10-14%
Graduation Rate
90-94%
Chronic Absenteeism
16.2%
SY 2019-20
Programs & Activities (SY 2021-22)
AP Program
6 courses offered
7 students enrolled
Dual Enrollment
55 students enrolled
SAT/ACT
101 test takers
Athletics
14 sports, 18 teams
243 participants
Student-Teacher Ratio: 25.4:1
Worse than average in AZTechnology & Internet Access (SY 2021-22)
Wi-Fi
Campus-wide wireless
Fiber Internet
High-speed connection
1,000
Connected devices
Staff & Support Services (SY 2021-22)
Teachers (FTE)
23
100% fully certified
Psychologists
1
Social Workers
1
Nurses
1
School Resource Officers
1
Security Staff
1
Anti-Bullying Policy
District Finance (FY 2023)
Per-Pupil Spending
$9,882
Total current expenditure
Instruction Spending
$4,817
Per pupil, classroom only
Total Revenue/Pupil
$14,244
All funding sources
Funding Sources
Federal 16%State 28%Local 56%
District-level data from NCES F-33 Survey
Community Context
Community Need Level
Elevated
CDC/ATSDR Social Vulnerability Index 2022
Neighborhood Indicators (Census Tract)
27.2%
Below 150% poverty line
7.5%
Unemployment rate
9.0%
Uninsured residents
12.4%
No HS diploma (25+)
Special Education (IDEA)
District-level data from IDEA Part B · Students ages 3-21 served under IDEA
Total Students Served
229
Ages 3-21 under IDEA
School-Age (6-21)
229
Receiving special ed services
Est. % of Enrollment
41%
District rate, school may vary
Disability Categories (District)
Specific Learning Disability
126 (55%)
Intellectual Disability
12 (5%)
Other Health Impairment
8 (3%)
Autism
6 (3%)
Emotional Disturbance
4 (2%)
Source: U.S. Department of Education, IDEA Section 618 Data · District-level counts · Individual school figures may differ
Enrollment Trend (2014-2025)
585
Current enrollment
Growing(+16% 5yr)Coming Up
Mon, Aug 3, 2026
First Day of School
EventMon, Sep 7, 2026
Labor Day
HolidayThu, Sep 24, 2026
Progress Reports
EventFull School Calendar 2026-27
| Date | Event |
|---|---|
| Mon, Sep 7, 2026 | Labor Day |
| Thu, Sep 24, 2026 | Progress Reports |
| Wed, Nov 11, 2026 | Veterans Day |
| Mon, Nov 23, 2026 | Fall Break |
| Wed, Dec 16, 2026 | Finals /Early Release Days |
| Mon, Dec 21, 2026 | Winter Break |
| Mon, Dec 28, 2026 | Winter Break |
| Mon, Jan 4, 2027 | Students Return |
| Mon, Jan 18, 2027 | MLK Jr Day |
| Mon, Feb 15, 2027 | Presidents Day |
| Thu, Feb 18, 2027 | 100th Day |
| Thu, Feb 25, 2027 | Progress Reports |
| Mon, Mar 15, 2027 | Spring Break |
Showing 13 events for the 2026-27 school year
Frequently Asked Questions about River Valley High School
River Valley High School has a total enrollment of 565 students and serves grades High. The school is part of Colorado River Union High School District (4381) in MOHAVE VALLEY, AZ.
Calendar Guides
School profiles: Data from NCES Common Core of Data. Calendar events from district calendar sources, updated automatically. · How we verify this data