Phoenix Union-Wilson College Preparatory
Public · Grades 9–12 · 197 students
Robert L. Duffy High School
3816 N 27th Ave, Phoenix, AZ 85017
Grades
7–12
High
Students
56
Enrolled 2024–25
Students per teacher
11.2 : 1
Full-time teachers
District
Career Success Schools (79047)
Maricopa County
Not graded
Alternative schools serve students whose needs a regular school could not meet, and states hold them to separate accountability rules, so we don't rank them against regular schools. How we grade
About Robert L. Duffy High School
Robert L. Duffy High School is a charter high school in Phoenix, Arizona, serving grades 7–12. It is part of Career Success Schools (79047). The school is located in a large city in Maricopa County.
In the 2024–25 school year, 56 students were enrolled, with about 11.2 students for every full-time teacher. That ratio is smaller than the typical Arizona high school (17.5 students per teacher). As a charter school, it is publicly funded and tuition-free, but operates independently of the local district under a charter from Charter Board (CSB).
Grades & enrollment
Students per grade, 2024–25Grades 7–12
Location & nearby schools
School details
- Type
- Charter School · What this means
- Level
- High
- Grades offered
- 7–12
- Enrollment (2024–25)
- 56 students
- Students per teacher
- 11.2 to 1
- Charter school
- Yes
- Charter authorizer
- Charter Board (CSB)
- Magnet school
- No
- Locale
- City — Large
- School district
- Career Success Schools (79047)
- County
- Maricopa County
- NCES school ID
- 040021902367
Schools near Robert L. Duffy High School
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Phoenix Union Bioscience High School
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Kaizen Education Foundation dba Summit High School
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School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.