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Events confirmed from RSU 10's official calendar.
Mountain Valley Middle School — School Calendar 2026-27
Middle|Mexico, Maine|RSU 10
Mexico, ME 04257
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School Profile
Grades
5–8
Enrollment
367
Student:Teacher
11.8:1
Locale
Town
District
RSU 10Econ. Disadvantaged
72.8%
Phone
(207)364-7926School Statistics
Academics (SY 2020-21)
ELA Proficiency
78%
16th percentile in ME
Math Proficiency
69%
12th percentile in ME
Chronic Absenteeism
27.4%
SY 2019-20
Programs & Activities (SY 2021-22)
Gifted & Talented
33 students enrolled
Student-Teacher Ratio: 13.4:1
Worse than average in METechnology & Internet Access (SY 2021-22)
Wi-Fi
Campus-wide wireless
Fiber Internet
High-speed connection
352
Connected devices
Staff & Support Services (SY 2021-22)
Teachers (FTE)
28
64% fully certified
Counselors
1
Psychologists
0.5
Social Workers
1
Nurses
1
School Resource Officers
0.2
District Finance (FY 2023)
Per-Pupil Spending
$19,827
Total current expenditure
Instruction Spending
$11,007
Per pupil, classroom only
Total Revenue/Pupil
$21,510
All funding sources
Funding Sources
Federal 14%State 48%Local 38%
District-level data from NCES F-33 Survey
Community Context
Community Need Level
Moderate
CDC/ATSDR Social Vulnerability Index 2022
Neighborhood Indicators (Census Tract)
24.9%
Below 150% poverty line
5.4%
Unemployment rate
9.0%
Uninsured residents
8.8%
No HS diploma (25+)
Special Education (IDEA)
District-level data from IDEA Part B · Students ages 3-21 served under IDEA
Total Students Served
519
Ages 3-21 under IDEA
School-Age (6-21)
519
Receiving special ed services
Est. % of Enrollment
100%
District rate, school may vary
Disability Categories (District)
Specific Learning Disability
150 (29%)
Other Health Impairment
101 (19%)
Speech/Language Impairment
80 (15%)
Autism
74 (14%)
Emotional Disturbance
52 (10%)
Source: U.S. Department of Education, IDEA Section 618 Data · District-level counts · Individual school figures may differ
Enrollment Trend (2014-2025)
376
Current enrollment
Stable(-5% 5yr)Calendar Guides
School profiles: Data from NCES Common Core of Data. Calendar events from district calendar sources, updated automatically. · How we verify this data