ISANA Cardinal Academy and Julie Korenstein

Both are between the 50th and 74th percentile among California elementary schools we score (spring 2026 tests). ISANA Cardinal Academy’s English (reading and writing) results are clearly higher; math is close between the two.

Needs Support25 in 100Developing25 in 100Solid25 in 100Strong25 in 100
Needs Support25 in 100Developing25 in 100Solid25 in 100Strong25 in 100
All 5,726 California public elementary schools we score, placed by Scope Score on spring 2026 tests.
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How do their test results compare?

From spring 2026, the state calls its top two levels “Proficient or Advanced” (formerly “Met or Exceeded”). marks a figure clearly ahead of the other school. California: the same grades statewide.

English: Proficient or Advanced

Grades 3–5, spring 2026

ISANA Cardinal Academy
Clearly ahead: 58%Clearly ahead: Advanced: 26%
Julie Korenstein
40%Advanced: 12%
California
46%Advanced: 24%

Math: Proficient or Advanced

Grades 3–5, spring 2026

ISANA Cardinal Academy
46%Advanced: 17%
Julie Korenstein
46%Advanced: 16%
California
42%Advanced: 21%

Do students show up and stay in class?

Average school: the average California elementary school we score.

Chronically absent

Missed 10% or more of school days · 2025–26 school year

ISANA Cardinal Academy
15 in 10042 of 286 students
Julie Korenstein
17 in 10051 of 308 students
Average school
17 in 100

Suspended at least once

2025–26 school year

ISANA Cardinal Academy
0 of 290 students enrolled at any point in the year
Julie Korenstein
0 of 317 students enrolled at any point in the year
Average school
1.6%

How did results compare with what the state expected?

The state’s matched growth measure compares each student’s results with what the state expected from their earlier scores.

State growth measure, points vs expected

Spring 2025 · students with scores in both years

ISANA Cardinal Academy
+13 pts English −4 pts mathGrades 4–8 · The state calls them Accelerated in English and Average in math · 87 students
Julie Korenstein
−2 pts English +8 pts mathGrades 4–5 · The state calls them Average in English and Accelerated in math · 87 students in English, 84 in math

How are they scored, who runs them, and how big are they?

Percentile among California elementary schools, with the Scope Score

Spring 2026 tests

ISANA Cardinal Academy
72nd percentileSolidScope Score 48
Julie Korenstein
59th percentileSolidScope Score 40

A charter’s authorizer decides whether its charter is renewed when the term ends.

Who runs the school

ISANA Cardinal Academy
A charter school
Julie Korenstein
Los Angeles Unified

Charter approved by, and when the current term ends

ISANA Cardinal Academy
Los Angeles UnifiedTerm ends June 30, 2027
Julie Korenstein
Not a charter

Teachers in their first year

2024–25 school year

ISANA Cardinal Academy
36%
Julie Korenstein
0%

Average years of teaching experience

2024–25 school year

ISANA Cardinal Academy
4
Julie Korenstein
18

Size, grades and staffing help you picture the school. A staffing ratio is not class size.

Students per teacher

Public schools: federal school directory, 2024–25 · a staffing ratio, not class size

ISANA Cardinal Academy
23
Julie Korenstein
21

Grades offered

ISANA Cardinal Academy
TK–8
Julie Korenstein
TK–5

Sources and definitions

Test results are from California’s state tests (CAASPP), spring 2026: the share of students tested in the level’s grades who scored Proficient or Advanced, per subject. California’s figure is our combination of the state’s published rows for the same grades. A ✓ marks a figure ahead of the others by more than twice the margin of error (on chronic absence, ahead means lower). Chronic absence and suspensions are the California Department of Education’s 2025–26 counts; “chronically absent” means a student missed 10% or more of school days. The absence and suspension references are the average California school we score at these schools’ level, each school counted once. The state growth measure is points above or below what the state expected from these students’ earlier scores, for grades 4–8, from the state’s spring 2025 release. Students per teacher is from the federal school directory, 2024–25, which also lists enrollment: ISANA Cardinal Academy 294; Julie Korenstein Elementary 311. Teacher experience is the California Department of Education’s staffing file for the school year shown (teachers only). A charter’s authorizer is from CDE’s charter term file and its term end from CDE’s Charter School Database.

How we score schools