MIHighCalendar available · 148 events · Auto-updating
River Valley MiddleHigh School — School Calendar 2026-27
High|THREE OAKS, Michigan|River Valley School District
THREE OAKS, MI 49128
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Upcoming Events
Aug
24
Mon
School Board Meeting @ RV Middle/High SchoolEvent
Aug
26
Wed
Back to School Open House Event
Aug
31
Mon
First Day of School - 1/2 Day for StudentsEvent
Confirm bus route and pickup time. Early dismissal may apply.
Aug
31
Mon
First Day of School 26/27Event
Confirm bus route and pickup time. Early dismissal may apply.
Aug
31
Mon
Half Day - 11:35 Dismissalhalf_day
Sep
2
Wed
Early Dismissal - 2:30pmhalf_day
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School Profile
Grades
6–12
Enrollment
282
Student:Teacher
13.4:1
Locale
Rural
District
River Valley School DistrictEcon. Disadvantaged
57.5%
Phone
(269)756-9541School Statistics
Academics (SY 2020-21)
ELA Proficiency
55-59%
Math Proficiency
25-29%
Graduation Rate
>=90%
Chronic Absenteeism
28.7%
SY 2019-20
Programs & Activities (SY 2021-22)
AP Program
2 courses offered
21 students enrolled
Dual Enrollment
10 students enrolled
SAT/ACT
35 test takers
Athletics
9 sports, 12 teams
165 participants
Student-Teacher Ratio: 12.3:1
Better than average in MITechnology & Internet Access (SY 2021-22)
1:1 Devices
Student devices available
Wi-Fi
Campus-wide wireless
Fiber Internet
High-speed connection
287
Connected devices
Staff & Support Services (SY 2021-22)
Teachers (FTE)
21.5
98% fully certified
Counselors
1
Anti-Bullying Policy
District Finance (FY 2023)
Per-Pupil Spending
$21,280
Total current expenditure
Instruction Spending
$12,161
Per pupil, classroom only
Total Revenue/Pupil
$30,543
All funding sources
Funding Sources
Federal 13%State 17%Local 70%
District-level data from NCES F-33 Survey
Community Context
Median Home Value
$264,364
+4.0% 1yr+35.2% 5yr
Niles, MI metro area
Community Need Level
Moderate
CDC/ATSDR Social Vulnerability Index 2022
Neighborhood Indicators (Census Tract)
25.8%
Below 150% poverty line
6.7%
Unemployment rate
6.3%
Uninsured residents
8.9%
No HS diploma (25+)
Special Education (IDEA)
District-level data from IDEA Part B · Students ages 3-21 served under IDEA
Total Students Served
89
Ages 3-21 under IDEA
School-Age (6-21)
83
Receiving special ed services
Est. % of Enrollment
29%
District rate, school may vary
Disability Categories (District)
Speech/Language Impairment
41 (49%)
Specific Learning Disability
18 (22%)
Autism
12 (14%)
Other Health Impairment
8 (10%)
Source: U.S. Department of Education, IDEA Section 618 Data · District-level counts · Individual school figures may differ
Enrollment Trend (2014-2025)
265
Current enrollment
Declining(-15% 5yr)Coming Up
Mon, Aug 24, 2026
School Board Meeting @ RV Middle/High School
EventWed, Aug 26, 2026
Back to School Open House
EventMon, Aug 31, 2026
First Day of School - 1/2 Day for Students
EventFull School Calendar 2026-27
| Date | Event |
|---|---|
| Wed, Sep 2, 2026 | Early Dismissal - 2:30pm |
| Wed, Sep 2, 2026 | Early Dismissal Wednesdays |
| Fri, Sep 4, 2026 | No School-Labor Day Weekend |
| Fri, Sep 4, 2026 | No School |
| Mon, Sep 7, 2026 | No School-Labor Day Weekend |
| Mon, Sep 7, 2026 | No School |
| Tue, Sep 8, 2026 | PICTURE DAY |
| Tue, Sep 8, 2026 | PICTURE DAY (DISTRICT) |
| Wed, Sep 9, 2026 | Early Dismissal - 2:30pm |
| Wed, Sep 9, 2026 | Early Dismissal Wednesdays |
| Mon, Sep 14, 2026 | School Board Work Session |
| Wed, Sep 16, 2026 | Early Dismissal - 2:30pm |
| Wed, Sep 16, 2026 | Early Dismissal Wednesdays |
| Wed, Sep 23, 2026 | Early Dismissal Wednesdays |
| Wed, Sep 23, 2026 | Early Dismissal - 2:30pm |
| Mon, Sep 28, 2026 | School Board Meeting @ RV Middle/High School |
| Wed, Sep 30, 2026 | Early Dismissal - 2:30pm |
| Wed, Sep 30, 2026 | Early Dismissal Wednesdays |
| Wed, Oct 7, 2026 | Early Dismissal - 2:30pm |
| Wed, Oct 7, 2026 | Early Dismissal Wednesdays |
| Fri, Oct 9, 2026 | No School |
| Fri, Oct 9, 2026 | No School for Students |
| Mon, Oct 12, 2026 | School Board Work Session |
| Wed, Oct 14, 2026 | Early Dismissal Wednesdays |
| Wed, Oct 14, 2026 | Early Dismissal - 2:30pm |
| Fri, Oct 16, 2026 | Half Day for Students-End of 1st Quarter |
| Fri, Oct 16, 2026 | Half Day - Dismissal 11:35 |
| Wed, Oct 21, 2026 | Early Dismissal - 2:30pm |
| Wed, Oct 21, 2026 | Early Dismissal Wednesdays |
| Mon, Oct 26, 2026 | School Board Meeting @ RV Middle/High School |
| Wed, Oct 28, 2026 | Halloween Parade Downtown Three Oaks |
| Wed, Oct 28, 2026 | PICTURE RETAKES District |
| Wed, Oct 28, 2026 | Early Dismissal Wednesdays |
| Wed, Oct 28, 2026 | PICTURE RETAKES |
| Wed, Oct 28, 2026 | Early Dismissal - 2:30pm |
| Wed, Oct 28, 2026 | PICTURE RETAKES (District) |
| Thu, Oct 29, 2026 | Half Day - Dismissal 11:35 |
| Thu, Oct 29, 2026 | Half Day for Students-Parent Teacher Conferences |
| Thu, Oct 29, 2026 | Parent Teacher Conferences |
| Fri, Oct 30, 2026 | No School |
| Wed, Nov 4, 2026 | Early Dismissal - 2:30pm |
| Wed, Nov 4, 2026 | Early Dismissal Wednesdays |
| Mon, Nov 9, 2026 | School Board Work Session |
| Wed, Nov 11, 2026 | Early Dismissal Wednesdays |
| Wed, Nov 11, 2026 | Early Dismissal - 2:30pm |
| Wed, Nov 18, 2026 | Early Dismissal - 2:30pm |
| Wed, Nov 18, 2026 | Early Dismissal Wednesdays |
| Mon, Nov 23, 2026 | School Board Meeting @ RV Middle/High School |
| Wed, Nov 25, 2026 | Early Dismissal Wednesdays |
| Wed, Nov 25, 2026 | No School - Thanksgiving Break |
| Wed, Nov 25, 2026 | No School-Thanksgiving Break |
| Wed, Dec 2, 2026 | Early Dismissal Wednesdays |
| Wed, Dec 2, 2026 | Early Dismissal - 2:30pm |
| Wed, Dec 9, 2026 | Early Dismissal Wednesdays |
| Wed, Dec 9, 2026 | Early Dismissal - 2:30pm |
| Mon, Dec 14, 2026 | School Board Meeting @ RV Middle/High School |
| Wed, Dec 16, 2026 | Early Dismissal - 2:30pm |
| Wed, Dec 16, 2026 | Full Day of School-Exams |
| Thu, Dec 17, 2026 | Half Day for Students - Exams |
| Thu, Dec 17, 2026 | Half Day - Dismissal 11:35 |
| Fri, Dec 18, 2026 | Half Day - Dismissal 11:35 |
| Fri, Dec 18, 2026 | Half Day for Students - Exams |
| Mon, Dec 21, 2026 | No School - Holiday Break |
| Mon, Dec 21, 2026 | No School - Holiday Break |
| Mon, Jan 4, 2027 | School Resumes |
| Wed, Jan 6, 2027 | Early Dismissal Wednesdays |
| Wed, Jan 6, 2027 | Early Dismissal - 2:30pm |
| Mon, Jan 11, 2027 | School Board Work Session |
| Wed, Jan 13, 2027 | Early Dismissal - 2:30pm |
| Wed, Jan 13, 2027 | Early Dismissal Wednesdays |
| Mon, Jan 18, 2027 | No School - Martin Luther King Jr. Day |
| Mon, Jan 18, 2027 | No School - MLK Day |
| Wed, Jan 20, 2027 | Early Dismissal - 2:30pm |
| Wed, Jan 20, 2027 | Early Dismissal Wednesdays |
| Mon, Jan 25, 2027 | School Board Meeting @ RV Middle/High School |
| Wed, Jan 27, 2027 | Early Dismissal Wednesdays |
| Wed, Jan 27, 2027 | Early Dismissal - 2:30pm |
| Wed, Feb 3, 2027 | Early Dismissal - 2:30pm |
| Wed, Feb 3, 2027 | Early Dismissal Wednesdays |
| Mon, Feb 8, 2027 | School Board Work Session |
| Wed, Feb 10, 2027 | Early Dismissal Wednesdays |
| Wed, Feb 10, 2027 | Early Dismissal - 2:30pm |
| Thu, Feb 11, 2027 | Half Day for Students - Parent Teacher Conferences |
| Thu, Feb 11, 2027 | Parent Teacher Conferences |
| Thu, Feb 11, 2027 | Half Day - Dismissal 11:35 |
| Fri, Feb 12, 2027 | No School |
| Wed, Feb 17, 2027 | Early Dismissal Wednesdays |
| Wed, Feb 17, 2027 | Early Dismissal - 2:30pm |
| Mon, Feb 22, 2027 | School Board Meeting @ RV Middle/High School |
| Wed, Feb 24, 2027 | Early Dismissal Wednesdays |
| Wed, Feb 24, 2027 | Early Dismissal - 2:30pm |
| Wed, Mar 3, 2027 | Early Dismissal - 2:30pm |
| Wed, Mar 3, 2027 | Early Dismissal Wednesdays |
| Mon, Mar 8, 2027 | School Board Work Session |
| Wed, Mar 10, 2027 | Early Dismissal Wednesdays |
| Wed, Mar 10, 2027 | Early Dismissal - 2:30pm |
| Wed, Mar 17, 2027 | Early Dismissal - 2:30pm |
| Wed, Mar 17, 2027 | Early Dismissal Wednesdays |
| Fri, Mar 19, 2027 | Half Day for Students - End of 3rd Quarter |
| Fri, Mar 19, 2027 | Half Day - Dismissal 11:35 |
| Mon, Mar 22, 2027 | School Board Meeting @ RV Middle/High School |
| Wed, Mar 24, 2027 | Early Dismissal - 2:30pm |
| Wed, Mar 24, 2027 | Early Dismissal Wednesdays |
| Fri, Mar 26, 2027 | No School - Good Friday |
| Mon, Mar 29, 2027 | No School - Spring Break |
| Wed, Mar 31, 2027 | Early Dismissal Wednesdays |
| Mon, Apr 5, 2027 | School Resumes |
| Wed, Apr 7, 2027 | Early Dismissal Wednesdays |
| Wed, Apr 7, 2027 | Early Dismissal - 2:30pm |
| Mon, Apr 12, 2027 | School Board Work Session |
| Wed, Apr 14, 2027 | Early Dismissal Wednesdays |
| Wed, Apr 14, 2027 | Early Dismissal - 2:30pm |
| Wed, Apr 21, 2027 | Early Dismissal - 2:30pm |
| Wed, Apr 21, 2027 | Early Dismissal Wednesdays |
| Mon, Apr 26, 2027 | School Board Meeting @ RV Middle/High School |
| Wed, Apr 28, 2027 | Early Dismissal Wednesdays |
| Wed, Apr 28, 2027 | Early Dismissal - 2:30pm |
| Wed, May 5, 2027 | Early Dismissal Wednesdays |
| Wed, May 5, 2027 | Early Dismissal - 2:30pm |
| Mon, May 10, 2027 | School Board Work Session |
| Wed, May 12, 2027 | Early Dismissal - 2:30pm |
| Wed, May 12, 2027 | Early Dismissal Wednesdays |
| Wed, May 19, 2027 | Early Dismissal Wednesdays |
| Wed, May 19, 2027 | Early Dismissal - 2:30pm |
| Mon, May 24, 2027 | School Board Meeting @ RV Middle/High School |
| Wed, May 26, 2027 | Early Dismissal Wednesdays |
| Wed, May 26, 2027 | Early Dismissal - 2:30pm |
| Mon, May 31, 2027 | No School - Memorial Day |
| Wed, Jun 2, 2027 | Early Dismissal - 2:30pm |
| Wed, Jun 2, 2027 | Early Dismissal Wednesdays |
| Thu, Jun 3, 2027 | Class of 2027 Graduation |
| Wed, Jun 9, 2027 | Full Day of School - Exams |
| Thu, Jun 10, 2027 | Half Day - Dismissal 11:35 |
| Thu, Jun 10, 2027 | Half Day for Students - Exams |
| Fri, Jun 11, 2027 | Pledge at the Pole |
| Fri, Jun 11, 2027 | Half Day for Students - Exams & Last day of School |
| Fri, Jun 11, 2027 | Half Day - Dismissal 11:35 |
| Fri, Jun 11, 2027 | Last Day of School |
| Mon, Jun 14, 2027 | School Board Work Session |
| Mon, Jun 28, 2027 | School Board Meeting @ RV Middle/High School |
Showing 140 events for the 2026-27 school year
Frequently Asked Questions about River Valley MiddleHigh School
River Valley MiddleHigh School has a total enrollment of 282 students and serves grades High. The school is part of the local school district in THREE OAKS, MI.
Calendar Guides
School profiles: Data from NCES Common Core of Data. Calendar events from district calendar sources, updated automatically. · How we verify this data