Mammoth High
🇺🇸 Official data · 2025Mammoth Lakes, California 93546 · Mammoth Unified
#459 of 1,343 high schools in California
#9365 of 16,910 nationally
About Mammoth High
Mammoth High is a public high located in Mammoth Lakes, in the Mammoth Unified school district of California, United States. It caters for Grades 9–12. In 2025 it enrolled 330 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 46.3 out of 100, placing it in the lower 50% of high schools in United States and 459th of 1,343 ranked high schools in California. Its strongest component is community advantage (fewer free/reduced-price lunch) (69th percentile), and its weakest is math proficiency (20th percentile).
Other published figures: enrollment 330.
There are 4 schools in Mammoth Lakes; Mammoth High ranks 2nd of 3 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)22%
- Reading proficiency (30%)57%
- Community advantage (fewer free/reduced-price lunch) (25%)38.5%
- Students per teacher (15%)15.7
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Mammoth High by the official sources.
- Enrollment
- 330
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 38.5%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 15.7
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 57%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 22%
- Share of tested students proficient or above (all students, all grades).
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Schools near Mammoth High
Closest schools by straight-line distance, with their Success Index (US).
Similar schools
Public high schools in California with a comparable Enrollment.
Contreras Learning Center-School of Social Justice
Los Angeles · Public high · Grades 9–12
326 students
Clear Lake High
Lakeport · Public high · Grades 9–12
335 students
Odyssey STEM Academy
Lakewood · Public high · Grades 9–12
336 students
Lucerne Valley High
Lucerne Valley · Public high · Grades 9–12
322 students
Cesar E. Chavez Lrng Acads-Tech Prep Acad
San Fernando · Public high · Grades 9–12
321 students
Kearny College Connections
San Diego · Public high · Grades 9–12
339 students
Frequently asked questions
Is Mammoth High a good school?
Mammoth High has a Success Index (US) of 46.3 out of 100 (Lower 50% of high schools in United States) and ranks #459 of 1,343 in California. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Mammoth High rank in California?
Mammoth High ranks #459 of 1,343 high schools in California and #9365 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Mammoth High?
Mammoth High had 330 students in 2025.
Is Mammoth High a elementary school or a high school?
Mammoth High is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Mammoth High?
There are 3 schools within 15 km of Mammoth High; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.