- Enrollment
- 1,302
- Students per teacher
- 22.1:1
- Resource Index
- 37/100
Other / mixed grade configuration · Tulsa, OK
Henry Zarrow International Sch
Federal NCES profile for Henry Zarrow International Sch, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 41/100.
2024-25 NCES dataOther / mixed grade configurationNCES 403024002352
👥 S:T ratio 11
🌟 Gifted program 70
🎓 Counselors 2
📋 Attendance 82
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Henry Zarrow International Sch earns 41/100 on the Resource Investment Index, with class sizes larger than 95% of Oklahoma schools.
- #14 of 63
- schools in Tulsa · Resource Index
- 41
- Resource Index · Typical
- 22.3:1
- large classes for Oklahoma
- 491
- students enrolled
Henry Zarrow International Sch has class sizes larger than 95% of Oklahoma schools. Computed live against every Oklahoma school reporting to NCES.
By Resource Investment Index, Henry Zarrow International Sch ranks #14 of 63 schools in Tulsa, OK.
School address
CCD year-over-year · 2022-23 → 2023-24
+10 students YoY
Henry Zarrow International Sch held near 478 students from 2022-23 to 2023-24 (+10 headcount).
Teacher FTE added 22.8 → 24.9 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+10 students YoY 403024002352 · Tulsa, OK Other · SMALL · TRAD
491 enr · 22.3:1 · RII 41
Nearest enrollment peer: Booker T. Washington Hs (1,302 students)
Henry Zarrow International Sch held near 478 students from 2022-23 to 2023-24 (+10 headcount). Teacher FTE added 22.8 → 24.9 across the same CCD years. Read with this school → · District book → · Oklahoma schools → · Find another →
Henry Zarrow International Sch in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Booker T. Wash
Booker T. Washington Hs
1,302 students
- East Central H
East Central Hs
1,160 students
- Thomas Edison
Thomas Edison Preparatory Hs
1,083 students
- Memorial Hs
Memorial Hs
1,005 students
- Nathan Hale Hs
Nathan Hale Hs
995 students
- This school 491
Henry Zarrow International Sch
491 students
What this shows Henry Zarrow International Sch reports 491 students on the CCD universe file.
How Henry Zarrow International Sch compares
Henry Zarrow International Sch held steady on CCD headcount: ratios and free-lunch share vs Oklahoma and U.S. means.
| Metric | This school | vs Oklahoma | Oklahoma avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 22.3:1 | ▲ 39% | 16.1:1 | 15.7:1 |
| Enrollment | 491 | top 24% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
22.3:1
Leaner classes than 10% of US schools, heavier class loads than most.
491
Bigger than 60% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Staffing depth
22.3:1
students per teacher
- 39% above state mean
Top 95% in Oklahoma - lower ratio than 5% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
7.1%
chronically absent (missed 10%+ of school days)
In the 5-10% range, close to the pre-pandemic national baseline.
Funding equity
$11,873
per pupil, district-wide
- below Oklahoma avg of $13,168
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors1.0 FTE
Per 491 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 45.2%
White 33.8%
Two or More 11.6%
African American 5.5%
American Indian / Alaska Native 3.3%
Asian 0.6%
Largest group: Hispanic or Latino at 45.2% of enrollment.
Student-body diversity index 66.4/100
Simpson diversity index - at 66.4, Henry Zarrow International Sch is more mixed than the Oklahoma school average of 59.6.
Programs
Gifted & talented Yes
District finance for Tulsa reports $11,873 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Henry Zarrow International Sch Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Booker T. Washington Hs | Larger | No free-lunch data | Similar S:T ratio |
| East Central Hs | Larger | No free-lunch data | Similar S:T ratio |
| Thomas Edison Preparatory Hs | Larger | No free-lunch data | Lower S:T ratio |
| Memorial Hs | Larger | No free-lunch data | Similar S:T ratio |
| Nathan Hale Hs | Larger | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Henry Zarrow International Sch's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,160
- Students per teacher
- 21.5:1
- Resource Index
- 38/100
- Enrollment
- 1,083
- Students per teacher
- 20.4:1
- Resource Index
- 38/100
- Enrollment
- 1,005
- Students per teacher
- 20.9:1
- Resource Index
- 37/100
- Enrollment
- 995
- Students per teacher
- 29.3:1
- Resource Index
- 39/100
Similar other schools in Tulsa
6 comparable other schools (grades Mixed) serving the same city.
Ellen Ochoa Es
Standard public school
968 students 16.4:1 students per teacher
Northwest Es
Standard public school
959 students 15.7:1 students per teacher
Kendall-Whittier Es
Standard public school
825 students 17.9:1 students per teacher
Southeast Es
Standard public school
817 students 16.7:1 students per teacher
Skelly Es
Standard public school
775 students 19.4:1 students per teacher
Disney Es
Standard public school
724 students 20.1:1 students per teacher
Nationwide other schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~491 students)
Similar student-teacher ratio (~22.3:1)
Frequently asked questions about Henry Zarrow International Sch
How many students attend Henry Zarrow International Sch?
Henry Zarrow International Sch has 491 students enrolled. It is a public school in Tulsa, OK. CCD year-over-year: 468 (2022-23) → 478 (2023-24), nearly flat (+10).
What is the student-teacher ratio at Henry Zarrow International Sch?
The student-teacher ratio at Henry Zarrow International Sch is 22.3:1, which is 39% higher than the Oklahoma average of 16.1:1 and 42% higher than the national average of 15.7:1.
What is the racial and ethnic makeup of Henry Zarrow International Sch?
The largest demographic group at Henry Zarrow International Sch is Hispanic or Latino at 45.2% of enrollment, in Tulsa, OK. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 66.4/100.
What is the Resource Investment Index for Henry Zarrow International Sch?
Henry Zarrow International Sch has a Resource Investment Index of 41/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Henry Zarrow International Sch rank among schools in Tulsa?
By Resource Investment Index, Henry Zarrow International Sch ranks #14 of 63 schools in Tulsa, OK. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Tulsa on the city page.
What other schools are in Tulsa?
Besides Henry Zarrow International Sch, Tulsa also operates Booker T. Washington Hs (1,302 students), East Central Hs (1,160 students), and Thomas Edison Preparatory Hs (1,083 students). See the Tulsa district page for the complete list.