Enrollment
390
High
DISTRICT 1,290 · STATE 631
SCHOOL COMMUNITY·PHOENIX UNION HIGH SCHOOL DISTRICT (4286)·NCES 040633002670
Phoenix Union Bioscience High School
512 E PIERCE ST, PHOENIX, AZ 85004 · (602) 764-5600 · Maricopa County
GRADES 09–12HIGH11-CITYREGULAR SCHOOL390 STUDENTS
Student : Teacher
17.7:1
22 FTE teachers
DISTRICT 18.3:1 · STATE 20.2:1
Free / Reduced Lunch
,
Title I proxy
STATE 95%
Community
0
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 111 | 28% |
| Grade 10 | 102 | 26% |
| Grade 11 | 87 | 22% |
| Grade 12 | 90 | 23% |
Student demographics
49%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 33% · STATE 65% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
QUIET COMMUNITY
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START A DISCUSSIONTest scores
AASA 2023-24 . % PassingEnglish Language Arts
2.0%
AZ avg 42.2% . -75.0pp since 2017
Math
75.0%
AZ avg 35.1% . -8.0pp since 2017
What this means: On the AASA, Arizona's statewide test, about 2 of every 100 students at this school read and write at grade level and about 75 of 100 do math at grade level. Across all Arizona schools, those numbers are about 42 and 35. Reading and writing scores are down about 75 points since 2017, while math scores are down about 8 points.
AASA results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2023-24 | 2.0% | 75.0% |
| 2022-23 | 80.0% | 63.0% |
| 2021-22 | 2.0% | 62.0% |
| 2020-21 | 2.0% | 71.0% |
| 2018-19 | 77.0% | 86.0% |
| 2017-18 | 77.0% | 83.0% |
% Passing, all students and all tested grades.
Source: AASA. All students, all grades. See all years and grades →
Where Phoenix Union Bioscience High School ranks
Among high schools| Measure | This school | In Arizona | In Maricopa County |
|---|---|---|---|
| Math proficiency ranked highest first | 75.0% | #9 of 268 | #7 of 144 |
| Reading proficiency ranked highest first | 2.0% | #255 of 267 | #141 of 143 |
| 3-year test score change ranked biggest gain first | +2.0pp | #117 of 220 | #68 of 134 |
| Enrollment ranked largest first | 390 | #220 of 510 | #126 of 248 |
| Students per teacher ranked fewest first | 17.7:1 | #90 of 279 | #45 of 163 |
| Diversity index ranked most diverse first | 49.1% | #174 of 284 | #101 of 163 |
| Enrollment change since 2017-18 ranked fastest growth first | +13.0% | #66 of 128 | #38 of 68 |
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
390
+12 (+3%) vs 2020
+43% since 2010-11, when it was 272
Student : Teacher
17.7:1
was 17.2:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 390 | 22 | 17.7:1 | N/A |
| 2023-24 | 392 | 22 | 17.8:1 | N/A |
| 2022-23 | 370 | 22 | 16.8:1 | 65% (240) |
| 2020-21 | 378 | 22 | 17.2:1 | 65% (245) |
| 2017-18 | 345 | 22 | 15.7:1 | 65% (223) |
| 2015-16 | 326 | 21 | 15.5:1 | 65% (213) |
| 2010-11 | 272 | 19 | 14.3:1 | 0% (0) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Phoenix Union Bioscience High School.
About Phoenix Union Bioscience High School
At 512 E PIERCE ST in PHOENIX, Arizona, Phoenix Union Bioscience High School operates as a small high school. School enrollment was 390 students in 2024-25, in grades 9 through 12. The average among high schools in Arizona is roughly 631 students; this school is 38% smaller than that.
Phoenix Union Bioscience High School is one school in Phoenix Union High School District (4286), a system of 20 schools with 25,800 students.
At Phoenix Union Bioscience High School, Hispanic students make up 69% of the student body. Next come 13% White, 9% Asian, 6% Black, and 3% multiracial. The county population is about 31% Hispanic. The school's diversity index is 49%, meaning two students picked at random have a 49% chance of belonging to different racial or ethnic groups.
A ratio of 17.7:1 comes from the school's 22 full-time-equivalent teachers. That is 2.5 students per teacher below the 20.2:1 average for high schools in Arizona.
County data help place the school in context: in Maricopa County, the median household income is $89,300, the share of adults with a bachelor's degree or higher is 37%, and about 8% of people live in poverty. In all, Maricopa County has 1,352 public schools and roughly 725,139 students.
Of nearby public schools, ASU Preparatory Academy- Phoenix High School is the closest, at about 0.2 miles. Phoenix Union Bioscience High School has at least 8 other public schools within five miles.
On the NCES locale scale, the school is City: Large.
The school enrolled 390 students in 2024-25, 12 more than the 378 it had in 2020-21.
The discussion area below is open to posts about sports schedules, lunch menus, and spirit week. Reviews and ratings from people who know the school are welcome.
Maricopa County at a glance
View full county profilePopulation
4,559,748
Census ACS
Median income
$89,300
Household, ACS
Bachelor's+
37%
Adults 25+
Poverty rate
8%
Below federal line
Schools in county
1,352
725,139 students
Quick facts
Related schools
Other schools in Phoenix Union High School District (4286)
- Trevor Browne High SchoolHigh · 2,850 students
- Cesar Chavez High SchoolHigh · 2,598 students
- Maryvale High SchoolHigh · 2,532 students
- South Mountain High SchoolHigh · 2,207 students
- Alhambra High SchoolHigh · 2,169 students
- Camelback High SchoolHigh · 2,106 students
Other schools in PHOENIX
- Arizona Virtual AcademyCombined · 4,476 students
- Trevor Browne High SchoolHigh · 2,850 students
- Desert Vista High SchoolHigh · 2,761 students
- Maryvale High SchoolHigh · 2,532 students
- Pinnacle High SchoolHigh · 2,430 students
- Sunnyslope High SchoolHigh · 2,322 students
Nearby schools
- ASU Preparatory Academy- Phoenix High School0.2 mi · 360
- ASU Preparatory Academy- Phoenix Elementary0.2 mi · 443
- ASU Preparatory Academy - Phoenix Middle School0.2 mi · 450
- Faith North Early Childhood Learning Center0.6 mi · 103
- Arizona School For The Arts0.6 mi · 679
- Genesis Academy0.6 mi · 49
Frequently asked questions
About Phoenix Union Bioscience High SchoolHow many students attend Phoenix Union Bioscience High School?
Phoenix Union Bioscience High School enrolls approximately 390 students in grades 09-12.
Is Phoenix Union Bioscience High School an elementary, middle, or high school?
Phoenix Union Bioscience High School is a high school covering grades 09-12.
How many students per teacher at Phoenix Union Bioscience High School?
Approximately 17.7:1 students per teacher at Phoenix Union Bioscience High School.
How diverse is Phoenix Union Bioscience High School?
Phoenix Union Bioscience High School reports a student body of 13% White, 69% Hispanic, 6% Black, 9% Asian, 3% Two or more.
What district is Phoenix Union Bioscience High School in?
Phoenix Union Bioscience High School is part of Phoenix Union High School District (4286).
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.