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Below Average

#1499 of 1,747 schools in OK

Henry Zarrow International Sch

Elementary School · TULSA

3613 South Hudson Avenue, Tulsa, OK 74135

Enrollment

478

Student-Teacher

19.9:1

Score

4.6

Grades

Pre-K – 5th

Updated 2022-23

How this school compares

In Tulsa

#73 of 103

public schools

Oklahoma elementary schools

#761 of 915

In district

#50 of 69

TULSA

Academic performance

9.2 / 10

Exceptional

About Henry Zarrow International Sch

Henry Zarrow International School serves 478 students from prekindergarten through fifth grade in Tulsa, providing a strong elementary education with a student-teacher ratio of 19.9:1 across 24 full-time equivalent teachers. The school has earned recognition as a top performer in Oklahoma, ranking in the 80th percentile statewide at #361 out of 1,752 schools with an impressive MySchoolScout rating of 7.1 out of 10. Academically, Henry Zarrow International demonstrates particular strength in mathematics, where 52% of students achieve proficiency or above across all grade levels.

The school's reading and language arts program serves as an area with room for continued growth, with 37% of students meeting proficiency standards. These results contribute to the school's strong 9.1 out of 10 academic score, reflecting its commitment to student achievement. The school draws families from a well-established neighborhood where the median household income reaches $61,862 and nearly half of adults hold bachelor's degrees or higher.

With a relatively low poverty rate of 12.6% and median home values around $219,200, the surrounding ZIP code of 74135 represents a stable, education-focused community. Henry Zarrow International School operates within Tulsa's large city environment, providing students with both strong academics and urban educational opportunities.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress1.9Significantly Below Average50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change-7.46 pts/yr
Data Period2019–2022
TrendDeclining
Academics9.2Exceptional30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency52%
Reading/ELA Proficiency37%
Overall Proficiency45%
Expected (poverty-adj.)35%
vs. Expected+9.9 pts
Adjusted Percentile88th
College ReadinessNot Available

Data not available for this school

Resources & Environment4.4Below Average20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio19.9:1
Per-Pupil Spending$12,938

Henry Zarrow International Sch — Students at Henry Zarrow International Sch score 44% proficient, which is above what's typical for similar communities (expected: 35%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

53.3%

Students qualifying for federal meal assistance

Test Scores OK EDFACTS (2021-22)

Math Proficiency 51.3%
School
State
N/A
ELA Proficiency 46.3%
School
State
N/A

Based on 6 test records from OK state assessments. About our data

Proficiency Trend

↓ Declining

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

2019
Math
65%
ELA
65%
2021*
Math
37%
ELA
37%
2022
Math
52%
ELA
37%

* 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: 1.9/10.

How Henry Zarrow International Sch Compares

See how Henry Zarrow International Sch performs across key quality dimensions compared to state benchmarks.

Overall Score
4.6/10
14th percentile in OK
Academic
9.2/10
9.2/10
Growth
1.9/10
Below average
Environment
4.4/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
53%
Teaching Staff
20:1 student-teacher ratio
24 teachers

Location

3613 South Hudson Avenue, Tulsa, OK 74135

Nearby Alternatives

Families considering Henry Zarrow International Sch may also want to explore other elementary schools in the area. ST PIUS X SCHOOL (rated 8.3/10, 2.2 miles away), which scores notably higher. Another option is UNDERCROFT MONTESSORI SCHOOL (rated 7.3/10, 0.1 miles away), which scores notably higher. Additionally, CHRISTIAN MONTESSORI ACADEMY (rated 6.6/10, 2.0 miles away), which scores notably higher. For more schools in Tulsa, see our Tulsa schools guide .

Nearby Schools

20 within 2.4 mi
School Distance Rating
UNDERCROFT MONTESSORI SCHOOL Tulsa 0.1 mi 7.3
BISHOP KELLEY HIGH SCHOOL, INC. Tulsa 0.4 mi 5.1
PEACE ACADEMY Tulsa 1.0 mi 8.5
HOOVER ES Tulsa 1.3 mi 3.6
PATRICK HENRY ES Tulsa 1.4 mi 5.8
Nathan Hale Middle School Tulsa 1.5 mi 4.4
MACARTHUR ES Tulsa 1.6 mi 5.1
NATHAN HALE HS Tulsa 1.7 mi 4.0
KEY ES Tulsa 2.1 mi 3.9
TULSA HONOR ACADEMY HS Tulsa 2.2 mi 7.5
Flores Middle School Tulsa 2.2 mi 3.5
CARNEGIE ES Tulsa 2.1 mi 4.0
MEMORIAL HS Tulsa 2.2 mi 6.6
ST PIUS X SCHOOL Tulsa 2.2 mi 8.3
MEMORIAL MS Tulsa 2.3 mi 5.2
THOMAS EDISON PREPARATORY HS Tulsa 2.0 mi 7.0
EDISON PREPARATORY MS Tulsa 2.0 mi 5.0
CHRISTIAN MONTESSORI ACADEMY Tulsa 2.0 mi 6.6
TOWN & COUNTRY SCHOOL Tulsa 2.0 mi 7.0
SALK ES Tulsa 2.4 mi 5.0

Neighborhood Census ACS (2019-2023)

Census data for ZIP 74135 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$60,942

Median Home Value

$230,700

Median Rent

$900/mo

Population

19,737

College Educated

46.5%

Homeownership

51.5%

Avg Commute

16.3 min

Poverty Rate

12.9%

Median Age

42

Community Profile

The community surrounding Henry Zarrow International Sch has a median household income of $60,942. It is a well-educated community where 47% of adults hold a bachelor's degree or higher. The median home value in the area is $230,700, with a median rent of $900/month. The area has a poverty rate of 12.9%. Residents enjoy a short average commute of 16 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
CROSBY PARK ES Lawton, OK 4.6
DEER CREEK ES Edmond, OK 4.6
JEFFERSON ES Shawnee, OK 4.6
LIBERTY ES Sallisaw, OK 4.6
OAK CREST ES Broken Arrow, OK 4.6
OVERHOLSER ES Bethany, OK 4.6

Frequently Asked Questions

Common questions about Henry Zarrow International Sch

What grades does Henry Zarrow International Sch serve?

Henry Zarrow International Sch serves students in grades Pre-K through 5th.

How many students attend Henry Zarrow International Sch?

Henry Zarrow International Sch has an enrollment of approximately 478 students.

What is the student-teacher ratio at Henry Zarrow International Sch?

The student-teacher ratio at Henry Zarrow International Sch is 19.9:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Henry Zarrow International Sch rank in OK?

Henry Zarrow International Sch is ranked #1499 out of 1,747 schools in OK.

What is Henry Zarrow International Sch's MySchoolScout rating?

Henry Zarrow International Sch has a composite rating of 4.6 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 Henry Zarrow International Sch?

Based on the most recent state assessment data, Henry Zarrow International Sch has 51.3% math proficiency and 46.3% reading/ELA proficiency.

Is Henry Zarrow International Sch a charter school?

No, Henry Zarrow International Sch is not a charter school. It is a traditional public school operated by the local school district.

Is Henry Zarrow International Sch a Title I school?

No, Henry Zarrow International Sch is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Henry Zarrow International Sch?

53.3% of students at Henry Zarrow International Sch 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

City Safety
High (4,582/100K)

FBI UCR 2024. City-level (Tulsa). Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
Pre-K – 5th
Enrollment
478
Student-Teacher Ratio
19.9:1
Teachers (FTE)
24
Free/Reduced Lunch
53.3%
Type
regular
Setting
Large City
County
Tulsa County
Data Year
2023–2024

District

TULSA
District Enrollment
33,562
Schools in District
69
Per-Pupil Spending
$11,873
District Rank
#50 of 69

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.

Read our full methodology

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