Prospect Mountain High School

242 Suncook Valley Rd., Alton, NH 03809

BSchola Grade
Grades
9–13
High
Students
402
Enrolled 2024–25
Students per teacher
11.1 : 1
Full-time teachers
District
Prospect Mountain JMA School District
Belknap County

Schola Grade B · Above average

Letter grade (A–F) · compared with 85 New Hampshire high schools · How we grade
Test scores44% proficient in math & reading
49thpercentile
Attendance33% chronically absent
44thpercentile
Graduation rate92% graduate in 4 years
65thpercentile
College readinessAt least 28% take AP, IB or dual-enrollment courses
81stpercentile
Class size11.1 students per teacher
64thpercentile

Percentiles compare this school with other New Hampshire high schools; the line marks the middle. Some measures aren't reported for this school, so the grade uses the ones available. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About Prospect Mountain High School

Prospect Mountain High School is a public high school in Alton, New Hampshire, serving grades 9–13. It is part of Prospect Mountain JMA School District. The school is located in a rural area near a town in Belknap County.

In the 2024–25 school year, 402 students were enrolled, with about 11.1 students for every full-time teacher. That ratio is close to the typical New Hampshire high school (11.2 students per teacher). Its Schola Grade is B (above average), compared with 85 New Hampshire high schools.

Location & nearby schools

242 Suncook Valley Rd.
Alton, NH 03809
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School details

Type
Public School · What this means
Level
High
Grades offered
9–13
Enrollment (2024–25)
402 students
Students per teacher
11.1 to 1
Charter school
No
Magnet school
No
Locale
Rural — Fringe
School district
Prospect Mountain JMA School District
County
Belknap County
NCES school ID
330004900619

Schools near Prospect Mountain High School

All 2 schools in Alton →

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.