MARSH VALLEY HIGH SCHOOL

High school·Grades 9-12 Arimo, Idaho·83214
Score
47.3/100
Compare MARSH VALLEY HIGH SCHOOL with another school
#39
Among 73 Idaho high schools
Top 54%
In Idaho

Score 47.3/100: better than 47% of Idaho high schools on 2025-26 state tests. Schools are only compared with others of the same type in the same state. How we score schools

Performance (state tests, 2025-26)

% proficient or advanced on state tests in Idaho, all students. Colored bars are green when the school is at or above the average for similar Idaho schools.

English language arts
55%
Similar Idaho schools ≈ 61%, better than 30% of them
198 students tested
Math
40%
Similar Idaho schools ≈ 37%, better than 69% of them
198 students tested
Science
35%
Similar Idaho schools ≈ 42%, better than 33% of them
129 students tested
All Idaho schools (ELA / math)
54% / 44%
State average across every school type, 2025-26
All 3 published results by grade and test

As published by Idaho State Department of Education. "Hidden" means the state didn't publish the result to protect student privacy.

SubjectGradeTestResultStudents tested
English language artsAll gradesISAT (+ IDAA)55.1198
MathAll gradesISAT (+ IDAA)40.4198
ScienceAll gradesISAT (+ IDAA)34.9129

School profile

Grades
9-12
Students
380
Type
High school
Charter school
No
Program
Regular

Students

Enrollment
380
Typical high school: 256
Free or reduced-price lunch
18%
Typical high school: 37%

District and location

City
Bannock County

Contact

Address
12655 SOUTH OLD HIGHWAY 91
Arimo, ID 83214

"Typical" is the middle (median) high school in Idaho. Higher or lower is not in itself better or worse. Address, phone and website are as the state reported them to the U.S. Department of Education for 2024-25, so check with the school before visiting. School details: U.S. Department of Education, Common Core of Data (enrollment 2023-24, lunch eligibility 2024-25).

Nearby high schools

Straight-line distance. Check the district's attendance zones: living close to a school doesn't guarantee a place.

Location

OpenStreetMap · Google Maps

MARSH VALLEY HIGH SCHOOL at a glance

MARSH VALLEY HIGH SCHOOL is a public high school in Arimo, Idaho, serving grades 9-12. It is part of Marsh Valley Joint District. It has about 380 students (a typical Idaho high school has 256). About 18% of students are eligible for free or reduced-price lunch, compared with 37% at a typical Idaho high school, which is useful context when reading test results.

In 2025-26 state tests, 55% in English language arts (similar schools: 61%) and 40% in math (similar schools: 37%) reached the state standard (% proficient or advanced). On our score, which compares it only with other Idaho high schools, it scores 47.3 out of 100: better than 47% of them, ranking #39 of 73. Its English language arts result rose by 2 points from the year before. This overview is generated automatically from published state and federal data; figures are rounded, and you can check the originals via the official sources above.

Compare MARSH VALLEY HIGH SCHOOL with another school

Page updated 2026-10-12.