Enrollment
300
High
DISTRICT 205 · STATE 475
SCHOOL COMMUNITY·GREEN MOUNTAIN UNIFIED SCHOOL DISTRICT #77·NCES 500042700348
Green Mountain Union High School
716 VT Route 103 South, Chester, VT 05143 · (802) 875-2146 · Windsor County
GRADES 07–12HIGH42-RURALTITLE IREGULAR SCHOOL300 STUDENTS
·
allk12 Grade
Not graded
This school has no state test results for 2023-24 or 2024-25 to grade, which is common for schools that end before third grade. How grades work
Student : Teacher
8.7:1
35 FTE teachers
DISTRICT 8.2:1 · STATE 10.5:1
Free / Reduced Lunch
60%
179 students
DISTRICT 62% · STATE 49%
Community
0
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 7 | 64 | 21% |
| Grade 8 | 44 | 15% |
| Grade 9 | 45 | 15% |
| Grade 10 | 41 | 14% |
| Grade 11 | 60 | 20% |
| Grade 12 | 46 | 15% |
Student demographics
14%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 21% · STATE 24% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
School pathway
Based on grade levels within Green Mountain Unified School District #77. Attendance zones can vary; confirm enrollment with the district.
QUIET COMMUNITY
Be the first to start a discussion at Green Mountain Union High School.
START A DISCUSSIONTest scores
VT Annual Snapshot 2024-25 . Academic Proficiency ScoreEnglish Language Arts
41.8%
VT avg 50.6%
What this means: On the VT Annual Snapshot, Vermont's statewide test, about 42 of every 100 students at this school read and write at grade level. The Vermont average is about 51 of 100.
Source: VT Annual Snapshot. All students, all grades. See all years and grades →
Schools most like Green Mountain Union High School
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Green Mountain Union High School this school | 300 | 59.7% | N/A |
| Bellows Falls Union High School Bellows Falls | 303 | 56.8% | N/A |
| White River Valley High School South Royalton | 224 | 61.6% | N/A |
| Williamstown Middle/High School Williamstown | 261 | 57.5% | N/A |
| Springfield High School Springfield | 306 | 59.8% | N/A |
| Enosburg Falls Middle/High School Enosburg Falls | 436 | 57.8% | N/A |
Matched among Vermont high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Green Mountain Union High School ranks
Among high schools| Measure | This school | In Vermont |
|---|---|---|
| Reading proficiency ranked highest first | 41.8% | #40 of 42 |
| Enrollment ranked largest first | 300 | #33 of 48 |
| Students per teacher ranked fewest first | 8.7:1 | #4 of 45 |
| Diversity index ranked most diverse first | 13.9% | #32 of 45 |
| Free and reduced lunch ranked highest share first | 59.7% | #11 of 48 |
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
300
-46 (-13%) vs 2020
Student : Teacher
8.7:1
was 11.9:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 300 | 34.6 | 8.7:1 | 60% (179) |
| 2023-24 | 293 | 35.1 | 8.3:1 | 60% (176) |
| 2022-23 | 326 | 29.1 | 11.2:1 | 48% (155) |
| 2020-21 | 346 | 29 | 11.9:1 | 39% (135) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Green Mountain Union High School.
About Green Mountain Union High School
In Chester, Vermont, part of Windsor County, Green Mountain Union High School is a high school. It covers grades 7 through 12, with a total enrollment of 300 students. Enrollment is 37% lower than the average for high schools in Vermont, which is about 475.
Green Mountain Unified School District #77 (3 schools, 615 students) runs Green Mountain Union High School.
Most students at Green Mountain Union High School are White: 93% of enrollment. Other groups include 3% Hispanic and 3% multiracial. County-wide, about 93% of residents are White. By the diversity index, Green Mountain Union High School comes in at 14%.
Federal records show a student-to-teacher ratio of 8.7:1 at Green Mountain Union High School, with 34.6 full-time-equivalent teachers. The 10.5:1 average for high schools in Vermont is higher than this school's figure. Free and reduced-price lunch eligibility, a common measure of family income, is 60%. On average, public schools in Windsor County report 47%.
Within Windsor County, median household income is about $77,594, 43% of adults hold a bachelor's degree or higher, and about 5% of people live in poverty. The public schools of Windsor County number 32 and enroll about 6,595.
The nearest public school is Chester Andover Elementary School, at about 1.0 miles. Green Mountain Union High School has at least 8 other public schools within ten miles.
The NCES locale for Green Mountain Union High School is Rural: Distant, which covers schools in rural territory some distance from an urban area.
Between 2020-21 and 2024-25, the student count declined from 346 to 300. There were fewer students per teacher in 2024-25 (8.7:1) than in 2020-21 (11.9:1).
The allk12 site hosts a discussion page for Green Mountain Union High School covering things like school events, clubs, and volunteer needs. Reviews and ratings from people who know the school are welcome.
Windsor County at a glance
View full county profilePopulation
57,990
Census ACS
Median income
$77,594
Household, ACS
Bachelor's+
43%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
32
6,595 students
Quick facts
Related schools
Other schools in Green Mountain Unified School District #77
- Chester Andover Elementary SchoolElementary · 246 students
- Cavendish Town Elementary SchoolElementary · 69 students
Nearby schools
- Chester Andover Elementary School1.0 mi · 246
- Riverside Middle School5.5 mi · 247
- Union Street School5.5 mi · 246
- Springfield High School5.5 mi · 306
- Grafton Elementary School5.9 mi · 39
- Elm Hill School6.1 mi · 343
Frequently asked questions
About Green Mountain Union High SchoolHow many students attend Green Mountain Union High School?
Green Mountain Union High School enrolls approximately 300 students in grades 07-12.
What grades does Green Mountain Union High School serve?
Green Mountain Union High School serves grades 07-12.
How many students per teacher at Green Mountain Union High School?
Approximately 8.7:1 students per teacher at Green Mountain Union High School.
How diverse is Green Mountain Union High School?
Green Mountain Union High School reports a student body of 93% White, 3% Hispanic, 1% Black, 3% Two or more.
Who oversees Green Mountain Union High School?
Green Mountain Union High School is overseen by Green Mountain Unified School District #77 in Windsor County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.