How does Atascadero High compare to other high schools in Atascadero?

Atascadero High has a Scope Score of 56.9/100, ranked #734 among California high schools. 24% of students exceed standard, with a total of 486 students tested across grades and subjects.

What percentage of students exceed standards at Atascadero High?

23.9% of students at Atascadero High exceed the state standard on CAASPP assessments, while 45.9% 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 Atascadero High?

49.6% of students at Atascadero 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 the Scope Score.

Atascadero High

High School

Atascadero Unified AtascaderoSan Luis Obispo County93422

📍 1 High School Hill

Scope Score

out of 100

State Rank

of 1,649 California high schools

🌱

Building Momentum

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Scope 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

1,114 students

Student-Teacher Ratio

19:1

Free/Reduced Lunch

44%

Teachers

60 full-time

College & career readiness

Graduation Rate

94.3%

AP Exam Prepared

36.0%

A-G Completion

44.0%

College-Going Rate

65.5%

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

Dashboard indicators

How this school's scores changed from last year to this year

ELA Year-over-Year

Increased Significantly

+32.2 pts DFS change

Math Year-over-Year

Increased

+10.5 pts DFS change

EL Proficiency (ELPAC)

3.6%

English learners at Level 4 (Well Developed) · 55 tested

Data source: California School Dashboard 2025, ELPAC 2024

Student demographics

Hispanic30.2%

White61.7%

Asian0.5%

Black1.7%

Other6.0%

Performance breakdown

Performance breakdown for Atascadero High
Category	Percentage
Exceeded Standard	23.9%
Met Standard	22.0%
Below Standard	54.1%

Score Factors

Helping

✓Graduation rate: 94.3%

6.9pp above state avg (state avg 87.4%)

25% weight

✓Exceeded standard: 23.9%

8.2pp above state avg (state avg 15.7%)

20% weight

✓College readiness: 36.0%

AP exam pass rate above state avg (state avg 35.3%)

20% weight

✓Met or exceeded: 45.9%

11.1pp above state avg (state avg 34.8%)

15% weight

✓Baseline proficiency: 45.9%

Above state baseline (state avg 34.8%)

5% weight

Holding Back

▼Chronic absenteeism: 49.6%

15.3pp above state avg (state avg 34.3%)

10% weight

▼Suspension rate: 5.7%

1.6pp above state avg (state avg 4.1%)

5% weight

Unlike traditional school ratings, we show our work. Every factor, its weight, and how this school compares to the state average — so you can decide what matters most to your family. The high school Scope Score is weighted across 7 dimensions. See full methodology →

What other rankings don't show you

Most rating sites report "46% proficient" for Atascadero High and stop there. Here's what that number hides:

23.9% of students exceeded standard while 22.0% met it. That exceeded rate is 8.2 points above the state average of 15.7%. That's 4.7 points above the Atascadero Unified district average of 19.2%. Compared to the 2 nearby schools within ~3 miles, this exceeded rate is 14.7 points higher (vs 9.2% average). The gap between "met" and "exceeded" can reveal how much a school's curriculum challenges students beyond proficiency.

The graduation rate is 94.3% — above the state target. 44.0% of students complete A-G requirements for UC/CSU eligibility. 65.5% of graduates go on to college within a year.

Chronic absenteeism is 49.6%, above the state average of 34.3%.

Why the exceeded vs. met split matters →