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Average

#7041 of 9,539 schools in CA

Tioga High

High School · Big Oak Flat-Groveland Unified

19304 Ferretti Rd., Groveland, CA 95321

Enrollment

53

Student-Teacher

7.6:1

Score

5.2

Grades

9th – 12th

Data vintage2022-23

How this school compares

California schools

#7,041 of 9,539

In Groveland

#1 of 2

public schools

In district

#2 of 3

Big Oak Flat-Groveland Unified

School environment

9.7 / 10

Excellent

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Tioga High

5.2/10

High School in Groveland · grades 9th – 12th. Start here, then compare fit against nearby and district options.

Tenaya Elementary

4.5/10

2.0 mi away. Use as a geographic alternative in the same move search.

Summerville Elementary

4.3/10

6.5 mi away. Use as a geographic alternative in the same move search.

About Tioga High

Tioga High is a public high school in Groveland, CA, part of Big Oak Flat-Groveland Unified. Tioga High serves approximately 53 students, and covers grades 9th-12th, and has a 7.6:1 student-teacher ratio. Tioga High has a current MySchoolScout rating of 5.2 out of 10 and ranks #7,041 of 9,539 schools in CA.

Structured state assessment records for Tioga High show 27% math proficiency (multi-year average, 2009-2024) and 45% reading/ELA proficiency (multi-year average, 2009-2024).

How it compares0.7 pts below district
  • This school 5.2 · Average
  • District avg 5.9
  • CA avg 6.5

What Parents Should Know

At 53 students, Tioga High is on the smaller side. That usually buys more individual attention and teachers who know every kid by name, with the trade-off of fewer electives and extracurriculars than a larger school can staff. Ask what activities it actually offers.

At 7.6:1 students to teachers, Tioga High sits well below the national average. Smaller classes like that usually mean more one-on-one time between students and teachers.

Tioga High sits in a rural area, which can mean longer drives for some families. Rural schools are often community anchors with smaller classes, but check transportation, after-school options, and access to specialized services before you commit.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress3.5Needs Improvement25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data14
Annual Change-2.21 pts/yr
Data Period2009–2024
TrendDeclining
Academics2.8Needs Improvement25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency6.2% (2024 CAASPP)
Reading/ELA Proficiency31.2% (2024 CAASPP)
Math vs. State Avg-21.8 pts
Reading vs. State Avg-24.6 pts
Overall Proficiency19% (2024 CAASPP, Math+ELA)
Expected (poverty-adj.)52% (model expectation from 2024 CAASPP)
vs. Expected-33.3 pts
Adjusted Percentile10th
College Readiness5.7Average30%
Graduation rates, AP course participation, and IB availability.
View breakdown
4-Year Graduation Rate80%+
AP Participation15.1%
IB ProgramNo
Resources & Environment9.7Excellent20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio7.6:1
Per-Pupil Spending$26,877
Chronic Absenteeism56.6%

Tioga High — Students at Tioga High score 19% proficient, which is below what's typical for similar communities (expected: 52%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

39.6%

Students qualifying for federal meal assistance

Test Scores CA CAASPP (2023-24)

Math Proficiency 27.2% (multi-year average, 2009-2024)
School
State
31.8% (2024 CAASPP)
ELA Proficiency 44.9% (multi-year average, 2009-2024)
School
State
51.5% (2024 CAASPP)

Based on 30 test records from CA state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2009
Math
24.5%
ELA
75%
2010
Math
49.5%
ELA
69.5%
2011
Math
69.5%
ELA
69.5%
2012
Math
30%
ELA
75%
2013
Math
24.5%
ELA
24.5%
2014
Math
24.5%
ELA
24.5%
2015
Math
24.5%
ELA
24.5%
2016
Math
24.5%
ELA
24.5%
2017
Math
24.5%
ELA
24.5%
2018
Math
24.5%
ELA
75%
2019
Math
25%
ELA
75%
2020*
Math
24.5%
ELA
24.5%
2021*
Math
25%
ELA
25%
2024
Math
6.3%
ELA
31.3%

* 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: 3.5/10.

How Tioga High Compares

See how Tioga High performs across key quality dimensions compared to state benchmarks.

Overall Score
5.2/10
26th percentile in CA
Academic
2.8/10
Needs Improvement
Growth
3.5/10
Needs Improvement
Environment
9.7/10
Excellent
Sports
2
1 boys' · 1 girls'
Advanced STEM
3/5
Subjects offered

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
40%
Teaching Staff
8:1 student-teacher ratio
7 teachers
Chronic Absenteeism
Students missing 15+ days per year (SY 2022-23)
56.6%

Programs & Offerings

Athletics2sports offered
1 boys'·1 girls'·2 teams (incl. JV)·CRDC 2021-22
Advanced STEM Courses3 of 5 advanced subjects offered
Algebra II, Advanced Math, Calculus, Chemistry, Physics·CRDC 2021-22

Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more

Location

19304 Ferretti Rd., Groveland, CA 95321

Nearby Alternatives

Families considering Tioga High may also want to explore other high schools in the area. Connections Visual and Performing Arts Academy (rated 7.9/10, 7.0 miles away, in nearby Tuolumne), which scores notably higher. Another option is Summerville High (rated 6.3/10, 7.0 miles away, in nearby Tuolumne), which scores notably higher. Additionally, Dario Cassina High (rated 5.7/10, 11.7 miles away, in nearby Sonora), which scores slightly higher. For more schools in Groveland, see our Groveland schools guide .

Nearby Schools

20 within 11.7 mi
School Distance Rating
Tenaya Elementary Groveland 2.0 mi 4.5
Summerville Elementary Tuolumne 6.5 mi 4.3
Mother Lode Christian School Tuolumne 7.0 mi
MOTHER LODE CHRISTIAN SCHOOL Tuolumne 7.0 mi 4.4
Summerville High Tuolumne 7.0 mi 6.3
Connections Visual and Performing Arts Academy Tuolumne 7.0 mi 7.9
Cornerstone Family Christian School Soulsbyville 8.6 mi
Curtis Creek Elementary Sonora 8.2 mi 4.7
SAFARI LEARNING ACADEMY Sonora 8.2 mi 5.4
Safari Learning Academy Sonora 8.2 mi
Soulsbyville Elementary Soulsbyville 9.0 mi 5.8
Samuel Garber School Tuolumne 9.2 mi
Greeley Hill Elementary Coulterville 9.7 mi 3.2
Coulterville High Coulterville 9.7 mi
Gold Rush Home Study Charter Sonora 10.6 mi 7.8
Gold Ridge Educational Center Sonora 10.6 mi
Twain Harte Twain Harte 12.2 mi 5.3
Belleview Elementary Sonora 12.1 mi 5.8
Sonora Elementary Sonora 11.2 mi 5.2
Dario Cassina High Sonora 11.7 mi 5.7

Neighborhood Census ACS (2019-2023)

Census data for ZIP 95321 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$69,679

Median Home Value

$377,100

Median Rent

$1,463/mo

Population

3,870

College Educated

30.6%

Homeownership

87.1%

Poverty Rate

10.5%

Median Age

57

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Kingsburg Independent Study High Kingsburg, CA 5.2
Oasis Continuation High Kingsburg, CA 5.2
Rare Earth High (Continuation) Rosamond, CA 5.2
Robert H. Lewis Continuation Sun Valley, CA 5.2
San Pasqual Academy Escondido, CA 5.2
Clovis Community Day Secondary Clovis, CA 5.3

Frequently Asked Questions

Common questions about Tioga High

What grades does Tioga High serve?

Tioga High serves students in grades 9th through 12th.

How many students attend Tioga High?

Tioga High has an enrollment of approximately 53 students.

What is the student-teacher ratio at Tioga High?

The student-teacher ratio at Tioga High is 7.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Tioga High rank in CA?

Tioga High ranks #7,041 of 9,539 schools in CA.

What is Tioga High's MySchoolScout rating?

Tioga High has a current MySchoolScout rating of 5.2 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.

What are the test scores at Tioga High?

Based on loaded state assessment records, Tioga High has 27% math proficiency (multi-year average, 2009-2024) and 45% reading/ELA proficiency (multi-year average, 2009-2024).

Is Tioga High a charter school?

No, Tioga High is not a charter school. It is a traditional public school operated by the local school district.

Is Tioga High a Title I school?

No, Tioga High is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Tioga High?

39.6% of students at Tioga 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.

11 schools nearby View map →

Neighborhood Context

Walk Score
4 Car-Dependent
Bike Score
1 Somewhat Bikeable

Powered by Walk Score

Quick Facts NCES CCD (SY 2022-23)

Grades
9th – 12th
Enrollment
53
Student-Teacher Ratio
7.6:1
Teachers (FTE)
7
Free/Reduced Lunch
39.6%
Type
regular
Setting
Distant Rural
County
Tuolumne County
Chronic Absenteeism (SY 2022-23)
56.6%
4-Year Graduation
80%+

District

Big Oak Flat-Groveland Unified
District Enrollment
248
Schools in District
3
Per-Pupil Spending
$26,877
District Rank
#2 of 3

Other Schools in This District

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