Enrollment
873
Arizona · 2024-25 NCES data
Other / mixed grade configuration · Phoenix, AZ
Union Park School
Federal NCES profile for Union Park School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 32/100.
2024-25 NCES dataOther / mixed grade configurationNCES 040775003688
👥 S:T ratio 24
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 35
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Union Park School earns 32/100 on the Resource Investment Index, with class sizes near the Arizona median.
- #4 of 13
- schools in Phoenix · Resource Index
- 32
- Resource Index · Typical
- 19:1
- students per teacher
- 10.9%
- free-lunch eligible
Union Park School has class sizes near the Arizona median. Computed live against every Arizona school reporting to NCES.
By Resource Investment Index, Union Park School ranks #4 of 13 schools in Phoenix, AZ.
School address
District: Deer Valley Unified District (4246) · Arizona
NCES ID 040775003688 Verify on NCES CCD record →
Teachers (FTE)
46.0
Federal CCD staff survey
Students per teacher
19:1
vs 17:1 Arizona avg
+12% vs state
Free-lunch eligible
10.9%
vs 48.3% Arizona avg
-77% vs state
Student-teacher ratio in context
How Union Park School compares with Arizona and U.S. medians
What stands out at Union Park School
Union Park School is a lower-poverty, large combined-grade school in Phoenix, Arizona, enrolling 873 students.
Class loads run somewhat heavier than typical: 19:1 puts it in the larger third of Arizona schools by student-teacher ratio.
Comparatively few students face economic hardship here, 10.9% free-meal eligibility runs 77% below the Arizona average.
Enrollment of 873 puts it in the larger third of Arizona schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 2,064 scored Arizona schools.
Against 187 statewide peers matched on enrollment and economic need, it ranks mid-pack at #92.
Its student body is led by White (63%) and Hispanic or Latino (20%) (diversity index 55/100).
Counselor access is stretched at roughly 1746 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Chronic absenteeism is elevated: 26.1% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Deer Valley Unified District (4246) spends $9,561 per pupil, 27% below the Arizona average, a leaner-resourced district than most.
Among Phoenix's public schools, it stands alongside Pan-American Charter School (1,221 students): Union Park School is smaller than that campus by headcount.
Deer Valley Unified District (4246) also operates Mountain Ridge High School (2,823 students) and Sandra Day O'connor High School (2,658 students) alongside Union Park School.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Union Park School compares
Union Park School on the metrics families compare, against Arizona and U.S. means.
| Metric | This school | vs Arizona | Arizona avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 19:1 | ▲ 12% | 17:1 | 15.7:1 |
| Free-lunch eligible | 10.9% | ▼ 77% | 48.3% | 51.7% |
| Enrollment | 873 | top 13% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
19:1
Leaner classes than 20% of US schools, heavier class loads than most.
873
Bigger than 88% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
10.9%
free-lunch eligible
- 77% below the Arizona average of 48.3%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
19:1
students per teacher
- 12% above state mean
Top 69% in Arizona - lower ratio than 31% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
26.1%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$9,561
per pupil, district-wide
- below Arizona avg of $13,145
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors0.5 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
8
in-school suspensions + 14 out-of-school
Suspension rate: 0.9 per 100 students. Combined in-school and out-of-school rate: 2.5 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
White 63.0%
Hispanic or Latino 19.8%
Asian 7.4%
Two or More 5.8%
African American 2.5%
American Indian / Alaska Native 1.3%
Native Hawaiian / Pacific Islander 0.1%
Largest group: White at 63.0% of enrollment.
Student-body diversity index 55.4/100
Simpson diversity index - at 55.4, Union Park School is more mixed than the Arizona school average of 47.2.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Deer Valley Unified District (4246), which includes Union Park School.
$9,561
Per student
-27%
vs Arizona
Avg $13,145
-42%
vs U.S.
Avg $16,593
Revenue mix
Local 48.9%
State 38.6%
Federal 12.6%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Union Park School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Mountain Ridge High School | Larger | Similar economic need | Higher S:T ratio |
| Sandra Day O'connor High School | Larger | Similar economic need | Higher S:T ratio |
| Boulder Creek High School | Larger | Similar economic need | Higher S:T ratio |
| Deer Valley High School | Larger | Higher economic need | Lower S:T ratio |
| Barry Goldwater High School | Larger | Higher economic need | Similar S:T ratio |
Comparisons are relative to Union Park School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,823
- Students per teacher
- 25.7:1
- Resource Index
- 31/100
- Enrollment
- 2,658
- Students per teacher
- 25.6:1
- Resource Index
- 27/100
- Enrollment
- 2,221
- Students per teacher
- 22.4:1
- Resource Index
- 25/100
- Enrollment
- 1,707
- Students per teacher
- 12.3:1
- Resource Index
- 35/100
- Enrollment
- 1,602
- Students per teacher
- 19.5:1
- Resource Index
- 28/100
Similar other schools in Phoenix
6 comparable other schools (grades Mixed) serving the same city.
Pan-American Charter School
Standard public school
1,221 students
Great Hearts Academies - Anthem Prep
Standard public school
1,031 students
Westwind Elementary School
Standard public school
932 students 19.4:1 students per teacher
Stetson Hills School
Standard public school
887 students 17.4:1 students per teacher
Fireside Elementary School
Standard public school
693 students 15.1:1 students per teacher
Madrid Neighborhood School
Standard public school
667 students 21.5:1 students per teacher
Similar other schools statewide
Matched by enrollment size and by staffing ratio across all of Arizona, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~873 students)
Similar student-teacher ratio (~19:1)
Next steps
Verify locally before acting on Union Park School's federal record.
- Compare Union Park School against another school. Compare schools
- Deer Valley Unified District (4246)'s spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Union Park School
How many students attend Union Park School?
Union Park School has 873 students enrolled. It is a public school in Phoenix, AZ.
What is the student-teacher ratio at Union Park School?
The student-teacher ratio at Union Park School is 19:1, which is 12% higher than the Arizona average of 17:1 and 21% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Union Park School?
10.9% of students at Union Park School are eligible for free lunch, compared to the Arizona average of 48.3%.
What is the racial and ethnic makeup of Union Park School?
The largest demographic group at Union Park School is White at 63.0% of enrollment, in Phoenix, AZ. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 55.4/100.
What is the Resource Investment Index for Union Park School?
Union Park School has a Resource Investment Index of 32/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Union Park School rank among schools in Phoenix?
By Resource Investment Index, Union Park School ranks #4 of 13 schools in Phoenix, AZ. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Phoenix on the city page.
Is Union Park School a good school?
Union Park School earns 32/100 on the Resource Investment Index, with class sizes near the Arizona median. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in Deer Valley Unified District (4246)?
Besides Union Park School, Deer Valley Unified District (4246) also operates Mountain Ridge High School (2,823 students), Sandra Day O'connor High School (2,658 students), and Boulder Creek High School (2,221 students). See the Deer Valley Unified District (4246) district page for the complete list.
Related tools
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.