Average
#5391 of 9,533 schools in CA
Dario Cassina High
High School · Sonora Union High
251 South Barretta St., Sonora, CA 95370
Enrollment
35
Student-Teacher
11.7:1
Score
6.1
Grades
10th – 12th
Enrollment
35
Student-Teacher
11.7:1
Score
6.1
Grades
10th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Sonora
#2 of 8
public schools
California high schools
#1,150 of 1,892
In district
#1 of 3
Sonora Union High
School environment
9.7 / 10
Exceptional
About Dario Cassina High
Dario Cassina High is an alternative high school located in Sonora, California, in the heart of Tuolumne County. Situated at 251 South Barretta St., this small but dedicated institution serves students from grades 10 through 12 with a student body of just 35 pupils and three full-time equivalent teachers. The student-teacher ratio is 11.7:1, providing a personalized learning environment that supports individual needs.
Dario Cassina High focuses on an alternative educational approach for its small community of students, offering a tailored setting for those seeking a different path from traditional high school environments. While the academic performance metrics indicate room for growth—with a MySchoolScout Rating of 3.5 out of 10 and state ranking at #7880 out of 9566 schools in California—this institution is committed to student development outside of standard benchmarks, particularly emphasizing ELA/Reading proficiency at 12% and math proficiency at 5%. Nestled in a remote town setting, Dario Cassina High plays an important role within its local community by providing flexible learning opportunities for students who thrive in alternative educational settings.
What Parents Should Know
With an enrollment of 35 students, Dario Cassina High is a smaller school where families often find a close-knit community atmosphere. Smaller settings can mean more individual attention from teachers and staff, though they may offer fewer extracurricular options than larger schools.
While current test scores at Dario Cassina High are below average, the school shows strong growth metrics — meaning students are making above-average progress year over year. This upward trajectory can be a positive indicator for families who value a school's ability to help students improve, even if absolute scores haven't caught up yet.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
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Dario Cassina High — Students at Dario Cassina High score 7% proficient, which is below what's typical for similar communities (expected: 34%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
71.4%
Students qualifying for federal meal assistance
Test Scores CA CAASPP (2023-24)
Based on 8 test records from CA state assessments. About our data
Proficiency Trend
→ StableAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 7.0/10.
How Dario Cassina High Compares
See how Dario Cassina High performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 10% (2019) to 0% (2024). Reading/ELA proficiency has improved from 10% (2019) to 14.29% (2024).
Location
251 South Barretta St., Sonora, CA 95370
Nearby Alternatives
Families considering Dario Cassina High may also want to explore other high schools in the area. Sonora High (rated 4.1/10, 0.7 miles away), a more accessible option. Additionally, Theodore Bird High (rated 3.2/10), a more accessible option. For more schools in Sonora, see our Sonora schools guide .
Nearby Schools
20 within 6.9 mi| School | Distance | Rating |
|---|---|---|
| Theodore Bird High Sonora | 0.0 mi | 3.2 |
| Sonora Elementary Sonora | 0.5 mi | 4.7 |
| Sonora High Sonora | 0.7 mi | 4.1 |
| Tuolumne County Community/ISP Sonora | 0.7 mi | — |
| Tuolumne County Special Education Sonora | 0.7 mi | 5.9 |
| MOTHER LODE ADVENTIST JR ACADEMY Sonora | 0.7 mi | 5.5 |
| Mother Lode Adventist Junior Academy Sonora | 0.7 mi | — |
| Gold Ridge Educational Center Sonora | 1.1 mi | — |
| Jamestown Elementary Jamestown | 2.8 mi | 7.2 |
| Vance Elementary School Jamestown | 3.2 mi | — |
| Columbia Elementary Columbia | 3.7 mi | 7.2 |
| Safari Learning Academy Sonora | 3.8 mi | — |
| SAFARI LEARNING ACADEMY Sonora | 3.8 mi | 5.4 |
| Sierra Waldorf School Jamestown | 4.0 mi | — |
| SIERRA WALDORF SCHOOL Jamestown | 4.0 mi | 5.1 |
| Curtis Creek Elementary Sonora | 4.1 mi | 3.7 |
| Gold Rush Home Study Charter Sonora | 5.6 mi | 5.9 |
| Soulsbyville Elementary Soulsbyville | 6.2 mi | 8.2 |
| Cornerstone Family Christian School Soulsbyville | 6.3 mi | — |
| Belleview Elementary Sonora | 6.9 mi | 9.3 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 95370 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$72,433
Median Home Value
$416,200
Median Rent
$1,313/mo
Population
28,373
College Educated
24.4%
Homeownership
70.8%
Avg Commute
29.6 min
Poverty Rate
12.2%
Median Age
49.9
Community Profile
The community surrounding Dario Cassina High has a median household income of $72,433. It is a community where 24% of adults hold a bachelor's degree or higher. The median home value in the area is $416,200, with a median rent of $1,313/month. The area has a poverty rate of 12.2%. The average commute for residents is 30 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 |
|---|---|
| Evergreen High Oakhurst, CA | 6.1 |
| ORION ACADEMY Moraga, CA | 6.1 |
| SCY HIGH (SOUTHERN CALIFORNIA YESHIVA HIGH SCHOOL) San Diego, CA | 6.1 |
| Herlong High Herlong, CA | 6.0 |
| Valley High (Continuation) Dublin, CA | 6.0 |
| HIGH BLUFF ACADEMY Rancho Santa Fe, CA | 6.2 |
Frequently Asked Questions
Common questions about Dario Cassina High
What grades does Dario Cassina High serve?
Dario Cassina High serves students in grades 10th through 12th.
How many students attend Dario Cassina High?
Dario Cassina High has an enrollment of approximately 35 students.
What is the student-teacher ratio at Dario Cassina High?
The student-teacher ratio at Dario Cassina High is 11.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Dario Cassina High rank in CA?
Dario Cassina High is ranked #5391 out of 9,533 schools in CA.
What is Dario Cassina High's MySchoolScout rating?
Dario Cassina High has a composite rating of 6.1 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 Dario Cassina High?
Based on the most recent state assessment data, Dario Cassina High has 5.0% math proficiency and 12.1% reading/ELA proficiency.
Is Dario Cassina High a charter school?
No, Dario Cassina High is not a charter school. It is a traditional public school operated by the local school district.
Is Dario Cassina High a Title I school?
No, Dario Cassina High is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Dario Cassina High?
71.4% of students at Dario Cassina 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
- City Safety
- High (3,027/100K)
FBI UCR 2024. City-level (Sonora). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 10th – 12th
- Enrollment
- 35
- Student-Teacher Ratio
- 11.7:1
- Teachers (FTE)
- 3
- Free/Reduced Lunch
- 71.4%
- Type
- alternative
- Setting
- Remote Town
- County
- Tuolumne County
- Phone
- (209) 532-1587
- Data Year
- 2023–2024
Resources & Links
District
Sonora Union High- District Enrollment
- 1,092
- Schools in District
- 3
- Per-Pupil Spending
- $15,423
- District Rank
- #1 of 3
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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