Mountain High
Pinecrest, CA · High School · Grades 9-12
Mountain High is a high school in Pinecrest, CA with 1 students enrolled and a 47% proficiency rate. Part of Summerville Union High. NCES data from the U.S. Department of Education.
Mountain High is a small high school in Pinecrest, CA, serving 1 students in grades 9-12 in the Summerville Union High school district. That headcount is below the 111-student average for schools in the district.
EDFacts assessment data shows 47% of students reaching grade-level proficiency in combined math and reading, near the middle of the national range. That tracks the 49% district average closely, within a few points either way. That is in line with the 45% California statewide average.
Over the last three reported years the district proficiency rate this school inherits has fallen by about 11 points. As a high school, it reports a 77% adjusted-cohort graduation rate, the share of first-time ninth-graders who earn a regular diploma within four years.
The student-teacher ratio is 0.5 to 1, well below the U.S. average of about 16 to 1; unusually low ratios often reflect specialty programs or small-by-design campuses.
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About This School
Mountain High is a high school located in Pinecrest, California. The school serves 1 students in grades 9-12. The student-to-teacher ratio is 0.5:1.
According to EDFacts assessment data, 47% of students meet grade-level proficiency standards in combined math and reading. The school reports a 77% graduation rate.
Mountain High is part of the Summerville Union High in California.
How This School Compares
Mountain High has 1 students enrolled, making it smaller than the average school in Summerville Union High (111 students). Its 47% proficiency rate is 1 percentage points below the district average of 49%. Compared to the California state average of 45%, the school performs 2 points higher. With a 0.5:1 student-teacher ratio, it offers smaller class sizes than the national average.
Frequently Asked Questions
Mountain High has 1 students enrolled in grades 9-12. The student-to-teacher ratio is 0.5:1.
According to EDFacts data, 47% of students at Mountain High meet grade-level proficiency standards in combined math and reading assessments.
Mountain High has a 77% graduation rate, measuring the percentage of students who graduate within four years.
Mountain High is part of the Summerville Union High in Pinecrest, California. You can view all schools in this district on the district page.
All data on this page comes from the National Center for Education Statistics (NCES) Common Core of Data and EDFacts assessment results. These are official federal datasets published by the U.S. Department of Education.
School profiles are built from NCES directory data and EDFacts assessment results. Proficiency rates reflect combined math and reading performance. Graduation rates are reported for high schools with available data.
Source: NCES Common Core of Data, 2026.