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Below Average

#7796 of 9,539 schools in CA

Ace Charter High

High School · ACE Charter High District

1776 Educational Park Dr., San Jose, CA 95133

Charter

Enrollment

341

Student-Teacher

20.1:1

Score

4.6

Grades

9th – 12th

Data vintage2022-23

How this school compares

California schools

#7,796 of 9,539

In San Jose

#176 of 223

public schools

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Ace Charter High

4.6/10

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

Downtown College Prep - Alum Rock

5.5/10

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

Pegasus High

4.6/10

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

About Ace Charter High

Ace Charter High is a public high school in San Jose, CA, part of ACE Charter High District. Ace Charter High serves approximately 341 students, and covers grades 9th-12th, and has a 20.1:1 student-teacher ratio. Ace Charter High has a current MySchoolScout rating of 4.6 out of 10 and ranks #7,796 of 9,539 schools in CA.

Structured state assessment records for Ace Charter High show 12% math proficiency (multi-year average, 2018-2024) and 40% reading/ELA proficiency (multi-year average, 2018-2024).

How it compares1.9 pts below CA schools
  • This school 4.6 · Below Average
  • CA avg 6.5

What Parents Should Know

Ace Charter High runs 20.1:1 students to teachers, above the national average. That often means bigger classes. Ask how the school supports kids who need extra help, and whether there are teaching assistants or small-group time.

Ace Charter High is a charter school: publicly funded, but run with more independence than a traditional district school. Many charters are built around a specific model or focus, so it's worth understanding this one's mission, how enrollment works, and how it differs from the district schools nearby.

53% of students at Ace Charter High were chronically absent in the 2022-23 school year, above the national average. Chronic absenteeism means missing 15 or more school days, and at high rates it drags on classroom pacing for everyone. Ask what the school does to help families get kids to class consistently.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress2.0Needs Improvement25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change-3.03 pts/yr
Data Period2018–2024
TrendDeclining
Academics3.9Needs Improvement25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency2.3% (2024 CAASPP)
Reading/ELA Proficiency32.6% (2024 CAASPP)
Math vs. State Avg-25.7 pts
Reading vs. State Avg-23.3 pts
Overall Proficiency17% (2024 CAASPP, Math+ELA)
Expected (poverty-adj.)24% (model expectation from 2024 CAASPP)
vs. Expected-6.5 pts
Adjusted Percentile20th
College Readiness7.0Very Good30%
Graduation rates, AP course participation, and IB availability.
View breakdown
4-Year Graduation Rate92%
AP Participation24%
IB ProgramNo
Resources & Environment5.1Average20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio20.1:1
Per-Pupil Spending$18,332
Chronic Absenteeism53.1%

Ace Charter High — Students at Ace Charter High score 17% proficient, which is below what's typical for similar communities (expected: 24%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

89.4%

Students qualifying for federal meal assistance

Test Scores CA CAASPP (2023-24)

Math Proficiency 12.2% (multi-year average, 2018-2024)
School
State
31.8% (2024 CAASPP)
ELA Proficiency 39.8% (multi-year average, 2018-2024)
School
State
51.5% (2024 CAASPP)

Based on 8 test records from CA state assessments. About our data

Proficiency Trend

↓ Declining

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

2018
Math
22%
ELA
47%
2019
Math
22%
ELA
47%
2024
Math
2.3%
ELA
32.6%

Source: EdFacts (NCES) and state assessment data. Growth score: 2.0/10.

How Ace Charter High Compares

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

Overall Score
4.6/10
18th percentile in CA
Academic
3.9/10
Needs Improvement
Growth
2.0/10
Needs Improvement
Environment
5.1/10
Average
AP Courses
2
State avg: 2.6
Sports
6
3 boys' · 3 girls'
Advanced STEM
3/5
Subjects offered

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
89%
Teaching Staff
20:1 student-teacher ratio
17 teachers
Chronic Absenteeism
Students missing 15+ days per year (SY 2022-23)
53.1%

Programs & Offerings

AP/IB Programs2 AP courses offered
24% participation·State avg: 2.6 AP courses·CRDC 2021-22
Athletics6sports offered
3 boys'·3 girls'·6 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

1776 Educational Park Dr., San Jose, CA 95133

Nearby Alternatives

Families considering Ace Charter High may also want to explore other high schools in the area. KIPP San Jose Collegiate (rated 9.4/10, 0.2 miles away), which scores notably higher. Another option is Independence High (rated 7.3/10, 0.1 miles away), which scores notably higher. Additionally, Downtown College Prep - Alum Rock (rated 5.5/10), which scores slightly higher. For more schools in San Jose, see our San Jose schools guide .

Nearby Schools

20 within 1.2 mi
School Distance Rating
Downtown College Prep - Alum Rock San Jose 0.0 mi 5.5
Pegasus High San Jose 0.0 mi 4.6
Independence High San Jose 0.1 mi 7.3
KIPP San Jose Collegiate San Jose 0.2 mi 9.4
STELLAR LEARNING ACADEMY San Jose 0.6 mi
Anne Darling Elementary San Jose 0.8 mi 4.0
MERRY HILLS SCHOOL San Jose 0.9 mi 6.9
Ben Painter Elementary San Jose 1.0 mi 5.7
William Sheppard Middle San Jose 1.0 mi 5.6
Lrng in an Urban Comm with High Achievement (L.U.C.H.A.) San Jose 1.2 mi 6.3
San Antonio Elementary San Jose 1.2 mi 4.5
Rocketship Discovery Prep Redwood City 1.1 mi 5.7
CRISTO REY SAN JOSE JESUIT HIGH SCHOOL San Jose 1.2 mi 4.8
Cristo Rey San Jose Jesuit High School San Jose 1.2 mi
Rocketship Fuerza Community Prep Redwood City 1.1 mi 3.6
Foothill High San Jose 1.1 mi 4.2
Vinci Park Elementary San Jose 1.2 mi 8.0
Sunrise Middle San Jose 1.3 mi 6.0
ACE Inspire Academy San Jose 1.3 mi 3.7
Russo/McEntee Academy San Jose 1.2 mi 7.1

Neighborhood Census ACS (2019-2023)

Census data for ZIP 95133 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$132,069

Median Home Value

$1,074,300

Median Rent

$2,275/mo

Population

28,561

College Educated

44.3%

Homeownership

58%

Avg Commute

27.1 min

Poverty Rate

11.1%

Median Age

38.1

Similar Schools

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

School Rating
Altus Schools East County San Diego, CA 4.6
Rio Vista High Rio Vista, CA 4.6
Boron Junior-Senior High Boron, CA 4.5
CRISTO REY DE LA SALLE EAST BAY HIGH SCHOOL Oakland, CA 4.5
Garfield High San Diego, CA 4.5
Joseph Pomeroy Widney CAR Prep and Transition CTR Los Angeles, CA 4.5

Frequently Asked Questions

Common questions about Ace Charter High

What grades does Ace Charter High serve?

Ace Charter High serves students in grades 9th through 12th.

How many students attend Ace Charter High?

Ace Charter High has an enrollment of approximately 341 students.

What is the student-teacher ratio at Ace Charter High?

The student-teacher ratio at Ace Charter High is 20.1:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Ace Charter High rank in CA?

Ace Charter High ranks #7,796 of 9,539 schools in CA.

What is Ace Charter High's MySchoolScout rating?

Ace Charter High has a current MySchoolScout rating of 4.6 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 Ace Charter High?

Based on loaded state assessment records, Ace Charter High has 12% math proficiency (multi-year average, 2018-2024) and 40% reading/ELA proficiency (multi-year average, 2018-2024).

Is Ace Charter High a charter school?

Yes, Ace Charter High is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.

Is Ace Charter High a Title I school?

No, Ace Charter High is not currently a Title I school.

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

89.4% of students at Ace Charter 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
65 Somewhat Walkable
Transit Score
49 Some Transit
Bike Score
63 Bikeable

Powered by Walk Score

Quick Facts NCES CCD (SY 2022-23)

Grades
9th – 12th
Enrollment
341
Student-Teacher Ratio
20.1:1
Teachers (FTE)
17
Free/Reduced Lunch
89.4%
Type
regular
Setting
Large City
County
Santa Clara County
Chronic Absenteeism (SY 2022-23)
53.1%
4-Year Graduation
92.0%

District

ACE Charter High District
District Enrollment
341
Schools in District
1
Per-Pupil Spending
$18,332
District Rank
#1 of 1

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