Average
#174 of 480 schools in NH
Top 36% in state
Prospect Mountain High School
High School · Prospect Mountain JMA School District
242 Suncook Valley Rd., Alton, NH 03809
Enrollment
405
Student-Teacher
11.6:1
Score
6.8
Grades
9th – UG
Enrollment
405
Student-Teacher
11.6:1
Score
6.8
Grades
9th – UG
Data vintage
2022-23
Data vintage2022-23
How this school compares
New Hampshire schools
#174 of 480
In Alton
#1 of 2
public schools
Academic growth
9.1 / 10
Excellent
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Prospect Mountain High School
High School in Alton · grades 9th – UG. Start here, then compare fit against nearby and district options.
Alton Central School (elem)
1.1 mi away. Use as a geographic alternative in the same move search.
New Durham Elementary School
2.6 mi away. Use as a geographic alternative in the same move search.
About Prospect Mountain High School
Prospect Mountain High School is a public high school in Alton, NH, part of Prospect Mountain JMA School District. Prospect Mountain High School serves approximately 405 students, and covers grades 9th-UG, and has a 11.6:1 student-teacher ratio. Prospect Mountain High School has a current MySchoolScout rating of 6.8 out of 10 and ranks #174 of 480 schools in NH.
Structured state assessment records for Prospect Mountain High School show 34% math proficiency (multi-year average, 2009-2022) and 68% reading/ELA proficiency (multi-year average, 2009-2022).
- This school 6.8 · Average
- NH avg 6.7
What Parents Should Know
Prospect Mountain High School sits in a rural area, which can mean longer drives for some families. Rural schools are often community anchors with smaller classes, but check transportation, after-school options, and access to specialized services before you commit.
31% of students at Prospect Mountain High School were chronically absent in the 2022-23 school year, above the national average. Chronic absenteeism means missing 15 or more school days, and at high rates it drags on classroom pacing for everyone. Ask what the school does to help families get kids to class consistently.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
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Prospect Mountain High School — Students at Prospect Mountain High School score 44% proficient, which is below what's typical for similar communities (expected: 51%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
20.7%
Students qualifying for federal meal assistance
Test Scores NH EDFACTS (2021-22)
Based on 28 test records from NH state assessments. About our data
Proficiency Trend
→ StableAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 9.1/10.
How Prospect Mountain High School Compares
See how Prospect Mountain High School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Programs & Offerings
Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more
Location
242 Suncook Valley Rd., Alton, NH 03809
Nearby Alternatives
Families considering Prospect Mountain High School may also want to explore other high schools in the area. Kingswood Regional High School (rated 7.0/10, 9.6 miles away, in nearby Wolfeboro), with a very similar rating. Another option is Gilford High School (rated 6.9/10, 12.0 miles away, in nearby Gilford), with a very similar rating. Additionally, SHORTRIDGE ACADEMY (rated 6.5/10, 8.1 miles away, in nearby Milton), with a very similar rating. For more schools in Alton, see our Alton schools guide .
Nearby Schools
20 within 12.0 mi| School | Distance | Rating |
|---|---|---|
| Alton Central School (Elem) Alton | 1.1 mi | 4.8 |
| New Durham Elementary School New Durham | 2.6 mi | 8.2 |
| Barnstead Elementary School Ctr. Barnstead | 6.6 mi | 4.1 |
| Gilmanton Elementary School Gilmanton Iw | 6.0 mi | 7.8 |
| Kingswood Regional High School Wolfeboro | 9.6 mi | 7.0 |
| Kingswood Regional Middle School Wolfeboro | 9.6 mi | 5.5 |
| Valley View Community School Farmington | 7.5 mi | 4.8 |
| Crescent Lake School Wolfeboro | 9.9 mi | 6.5 |
| Farmington Senior High School Farmington | 7.6 mi | 4.5 |
| Carpenter School Wolfeboro | 10.2 mi | 6.5 |
| Henry Wilson Memorial School Farmington | 7.8 mi | 5.5 |
| Middleton Elementary School Middleton | 7.9 mi | 6.4 |
| SHORTRIDGE ACADEMY Milton | 8.1 mi | 6.5 |
| Pittsfield Elementary School Pittsfield | 10.5 mi | 6.2 |
| Pittsfield High School Pittsfield | 10.6 mi | 5.5 |
| Pittsfield Middle School Pittsfield | 10.6 mi | 4.9 |
| Strafford School Strafford | 12.4 mi | 3.5 |
| Paul Elementary School Sanbornville | 11.9 mi | 3.6 |
| Gilford Elementary School Gilford | 12.0 mi | 8.0 |
| Gilford High School Gilford | 12.0 mi | 6.9 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 03809 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$92,278
Median Home Value
$331,900
Median Rent
$616/mo
Population
3,684
College Educated
31.8%
Homeownership
89%
Avg Commute
33.7 min
Poverty Rate
4.3%
Median Age
54.3
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| ST PAUL'S SCHOOL Concord, NH | 6.7 |
| Sanborn Regional High School Kingston, NH | 6.7 |
| Gilford High School Gilford, NH | 6.9 |
| Mascoma Valley Regional High School Canaan, NH | 6.9 |
| Hillsboro-Deering High School Hillsborough, NH | 6.6 |
| Pelham High School Pelham, NH | 6.6 |
Frequently Asked Questions
Common questions about Prospect Mountain High School
What grades does Prospect Mountain High School serve?
Prospect Mountain High School serves students in grades 9th through UG.
How many students attend Prospect Mountain High School?
Prospect Mountain High School has an enrollment of approximately 405 students.
What is the student-teacher ratio at Prospect Mountain High School?
The student-teacher ratio at Prospect Mountain High School is 11.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Prospect Mountain High School rank in NH?
Prospect Mountain High School ranks #174 of 480 schools in NH.
What is Prospect Mountain High School's MySchoolScout rating?
Prospect Mountain High School has a current MySchoolScout rating of 6.8 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Prospect Mountain High School?
Based on loaded state assessment records, Prospect Mountain High School has 34% math proficiency (multi-year average, 2009-2022) and 68% reading/ELA proficiency (multi-year average, 2009-2022).
Is Prospect Mountain High School a charter school?
No, Prospect Mountain High School is not a charter school. It is a traditional public school operated by the local school district.
Is Prospect Mountain High School a Title I school?
No, Prospect Mountain High School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Prospect Mountain High School?
20.7% of students at Prospect Mountain High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Neighborhood Context
Powered by 
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – UG
- Enrollment
- 405
- Student-Teacher Ratio
- 11.6:1
- Teachers (FTE)
- 35
- Free/Reduced Lunch
- 20.7%
- Type
- regular
- Setting
- Fringe Rural
- County
- Belknap County
- Chronic Absenteeism (SY 2022-23)
- 31.1%
- Phone
- (603) 875-3800
- 4-Year Graduation
- 92.0%
Resources & Links
District
Prospect Mountain JMA School District- District Enrollment
- 405
- Schools in District
- 1
- District Rank
- #1 of 1
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