How does Alta Vista High compare to other high schools in Mountain View?

Alta Vista High has a SchoolScope composite score of 31.7/100, placing it at the 24th percentile statewide. 0% of students exceed standard, with a total of 39 students tested across grades and subjects.

What percentage of students exceed standards at Alta Vista High?

0.0% of students at Alta Vista High exceed the state standard on CAASPP assessments, while 20.1% meet or exceed it. The gap between these two numbers reveals whether the school pushes students beyond basic proficiency.

What is the chronic absenteeism rate at Alta Vista High?

82.7% of students at Alta Vista High are chronically absent (missing 10% or more of school days). This metric reflects school culture and family engagement, and is weighted at 15% in our composite score.

Alta Vista High

High School

Mountain View-Los Altos Union High Mountain ViewSanta Clara County94040

📍 1325 Bryant Avenue

Composite Score

out of 100

State Percentile

of high schools

State Rank

of 1,739 California high schools

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Composite scores are SchoolScope's analysis of public data from the California Dept. of Education (CAASPP, chronic absenteeism, suspension rates). They are not official CDE ratings and should not be the sole basis for school decisions. See methodology.

School overview

Enrollment

72 students

Student-Teacher Ratio

10:1

Free/Reduced Lunch

50%

Teachers

7 full-time

College & career readiness

Graduation Rate

78.3%

AP Exam Prepared

25.0%

A-G Completion

0.0%

This school may not offer A-G courses

College-Going Rate

38.9%

Data source: California Department of Education — ACGR, CCI, CGR reports

Dashboard indicators

ELA Year-over-Year

Declined Significantly

-95.5 pts DFS change

Math Year-over-Year

Declined Significantly

-56.7 pts DFS change

EL Proficiency (ELPAC)

11.1%

English learners at Level 4 (Well Developed) · 18 tested

Data source: California School Dashboard 2025, ELPAC 2024

Student demographics

Hispanic73.6%

White9.7%

Asian4.2%

Black1.4%

Other11.1%

Performance breakdown

Performance breakdown for Alta Vista High
Category	Percentage
Exceeded Standard	0.0%
Met Standard	20.1%
Below Standard	79.9%

What other rankings don't show you

Most rating sites report "20% proficient" for Alta Vista High and stop there. Here's what that number hides:

0.0% of students exceeded standard while 20.1% met it. That exceeded rate is 15.5 points below the state average of 15.5%. That's 35.7 points below the Mountain View-Los Altos Union High district average of 35.7%. The 3 nearby schools within ~3 miles average 46.8% exceeded — 46.8 points higher. The gap between "met" and "exceeded" can reveal how much a school's curriculum challenges students beyond proficiency.

The graduation rate is 78.3%. 38.9% of graduates go on to college within a year.

Chronic absenteeism is 82.7%, above the state average of 34.0%.

Why the exceeded vs. met split matters →

A low score doesn't tell the whole story. Read: Your School Scored Low — Here's What That Actually Means