Very Good
#3254 of 9,533 schools in CA
Top 34% in state
Atascadero High
High School · Atascadero Unified
1 High School Hill, Atascadero, CA 93422
Enrollment
1,114
Student-Teacher
18.6:1
Score
7.0
Grades
9th – 12th
Enrollment
1,114
Student-Teacher
18.6:1
Score
7.0
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Atascadero
#3 of 9
public schools
California high schools
#612 of 1,892
In district
#4 of 11
Atascadero Unified
School environment
7.5 / 10
Very strong
About Atascadero High
Atascadero High serves 1,114 students in grades 9-12 with a student-teacher ratio of 18.6:1 and 60 full-time equivalent teachers. The school ranks in the 55th percentile among California high schools, positioning it in the middle tier of the state's public schools with a MySchoolScout rating of 5.9 out of 10. Academically, the school shows stronger performance in English Language Arts, where 51% of students achieve proficiency or above across grade levels.
Mathematics presents an area with significant room for growth, with 23% of students meeting proficiency standards. These results reflect opportunities for continued academic development and support for students working toward college and career readiness. The school draws from a stable suburban community where the median household income reaches $91,257 and home values average $655,700.
About 30% of area residents hold bachelor's degrees or higher, and the poverty rate remains relatively low at 8.5%. The ZIP code area serves a population of 33,781 residents. Situated at 1 High School Hill in San Luis Obispo County, Atascadero High operates in a small suburban setting that provides students with a close-knit community atmosphere while maintaining access to the resources and opportunities of a mid-sized high school environment.
Score Breakdown
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Atascadero High — Students at Atascadero High score 37% proficient, which is below what's typical for similar communities (expected: 50%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
44.1%
Students qualifying for federal meal assistance
Test Scores CA CAASPP (2023-24)
Based on 6 test records from CA state assessments. About our data
Proficiency Trend
→ StableAverage proficiency (% at or above grade level) across Math & ELA over time.
Source: EdFacts (NCES) and state assessment data. Growth score: 6.9/10.
How Atascadero High Compares
See how Atascadero High performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 30% (2019) to 22.99% (2024). Reading/ELA proficiency has remained stable from 50% (2019) to 50.57% (2024).
Location
1 High School Hill, Atascadero, CA 93422
Nearby Alternatives
Families considering Atascadero High may also want to explore other high schools in the area. Templeton High (rated 7.3/10, 4.6 miles away, in nearby Templeton), with a very similar rating. Another option is Templeton Independent Study High (rated 4.6/10, 4.8 miles away, in nearby Templeton), a more accessible option. Additionally, Paloma Creek High (rated 4.1/10, 2.5 miles away), a more accessible option. For more schools in Atascadero, see our Atascadero schools guide .
Nearby Schools
20 within 5.4 mi| School | Distance | Rating |
|---|---|---|
| NORTH COUNTY CHRISTIAN SCHOOL Atascadero | 0.2 mi | 6.3 |
| Fine Arts Academy Atascadero | 0.6 mi | 7.5 |
| Atascadero Middle Atascadero | 0.7 mi | 6.3 |
| Santa Rosa Road Academic Academy Atascadero | 1.5 mi | 6.9 |
| San Gabriel Elementary Atascadero | 1.7 mi | 6.6 |
| Monterey Road Elementary Atascadero | 1.6 mi | 7.2 |
| CHILDRENS HOUSE MONTESSORI SCHOOL Atascadero | 1.7 mi | 4.6 |
| San Benito Elementary Atascadero | 2.3 mi | 3.6 |
| Paloma Creek High Atascadero | 2.5 mi | 4.1 |
| Atascadero Choices in Education Academy (ACE) Atascadero | 2.5 mi | 3.6 |
| ACTS Advanced Christian Training Schools Atascadero | 2.5 mi | — |
| Templeton High Templeton | 4.6 mi | 7.3 |
| SANTA LUCIA SCHOOL Templeton | 4.6 mi | 4.9 |
| Eagle Canyon High Templeton | 4.8 mi | — |
| Templeton Independent Study High Templeton | 4.8 mi | 4.6 |
| Templeton Home Templeton | 4.8 mi | 5.2 |
| Templeton Middle Templeton | 4.8 mi | 5.7 |
| Templeton Elementary Templeton | 4.9 mi | 5.8 |
| Templeton Hills Adventist School Templeton | 5.4 mi | — |
| TEMPLETON HILLS 7TH-DAY ADVENTIST SCHOOL Templeton | 5.4 mi | — |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 93422 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$89,916
Median Home Value
$692,100
Median Rent
$1,841/mo
Population
33,512
College Educated
31.1%
Homeownership
64.8%
Avg Commute
21.4 min
Poverty Rate
9.7%
Median Age
41.3
Community Profile
The community surrounding Atascadero High has a median household income of $89,916. It is an area where 31% of adults hold a bachelor's degree or higher. The median home value in the area is $692,100, with a median rent of $1,841/month. The local poverty rate of 9.7% is relatively low. The average commute for residents is 21 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Antelope Valley High Lancaster, CA | 7.0 |
| Arroyo High San Lorenzo, CA | 7.0 |
| El Monte High El Monte, CA | 7.0 |
| IMMACULATE HEART Los Angeles, CA | 7.0 |
| John F. Kennedy High Norco, CA | 7.0 |
| Palm Springs High Palm Springs, CA | 7.0 |
Frequently Asked Questions
Common questions about Atascadero High
What grades does Atascadero High serve?
Atascadero High serves students in grades 9th through 12th.
How many students attend Atascadero High?
Atascadero High has an enrollment of approximately 1,114 students.
What is the student-teacher ratio at Atascadero High?
The student-teacher ratio at Atascadero High is 18.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Atascadero High rank in CA?
Atascadero High is ranked #3254 out of 9,533 schools in CA.
What is Atascadero High's MySchoolScout rating?
Atascadero High has a composite rating of 7.0 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Atascadero High?
Based on the most recent state assessment data, Atascadero High has 25.3% math proficiency and 50.4% reading/ELA proficiency.
Is Atascadero High a charter school?
No, Atascadero High is not a charter school. It is a traditional public school operated by the local school district.
Is Atascadero High a Title I school?
No, Atascadero High is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Atascadero High?
44.1% of students at Atascadero High qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Explore More Schools
Neighborhood Context
Powered by 
FBI UCR 2024. City-level (Atascadero). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 1,114
- Student-Teacher Ratio
- 18.6:1
- Teachers (FTE)
- 60
- Free/Reduced Lunch
- 44.1%
- Type
- regular
- Setting
- Small Suburb
- County
- San Luis Obispo County
- Phone
- (805) 462-4300
- Data Year
- 2023–2024
Resources & Links
District
Atascadero Unified- District Enrollment
- 4,338
- Schools in District
- 12
- Per-Pupil Spending
- $14,963
- District Rank
- #4 of 11
Other Schools in This District
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
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