Chandler Unified District #80 (4242)
Chandler, AZ · 44 schools · 43,716 students
Largest Schools
Schools ranked by enrollment. Proficiency data from EDFacts where available.
Other Districts in Arizona
77 schools · 58,343 students · 48% proficiency
88 schools · 41,511 students · 44% proficiency
44 schools · 36,527 students · 51% proficiency
38 schools · 33,281 students · 60% proficiency
Frequently Asked Questions
Chandler Unified District #80 (4242) has 44 schools serving 43,716 students. The average proficiency rate across the district is 57%. The average graduation rate is 85%.
Chandler Unified District #80 (4242) operates 44 public schools, including Hamilton High School, Chandler High School, Dr. Camille Casteel High School, Perry High School, Basha High School and others. The full school list is shown above with enrollment and grade-level details.
The average graduation rate across high schools in Chandler Unified District #80 (4242) is approximately 85% (EDFacts district-level data, most recent reporting year). Individual school graduation rates may vary; this is a district-wide adjusted-cohort graduation rate.
The largest school in Chandler Unified District #80 (4242) is Hamilton High School with 3,850 students.
Chandler Unified District #80 (4242) serves 43,716 students across 44 schools in AZ, per the latest NCES Common Core of Data enrollment.
Chandler Unified District #80 (4242)'s average proficiency rate of 57% (math and reading combined, EDFacts) is around average for US public school districts. "Good" depends on what you value — proficiency is one signal; enrollment trends, class size, graduation rates, and district resources also matter. Check individual school pages for granular data.
Student-teacher ratios are reported at the school level by NCES, not aggregated at the district level in our dataset. Open any individual school page in Chandler Unified District #80 (4242) to see its specific student-teacher ratio. The US national average is approximately 16:1 for public schools.
All data comes from the National Center for Education Statistics (NCES) Common Core of Data (enrollment, school count, demographics) and EDFacts assessment results (proficiency rates, graduation rates). Proficiency and graduation rates are reported at the district level. Both are federal sources used by the US Department of Education.
School performance data is sourced from NCES enrollment records and EDFacts proficiency and graduation rate assessments.
The this entity record above pulls directly from NCES Common Core of Data and EDFacts. What follows is the per-entity context — how this entity sits in the broader U.S. K-12 school outcomes and enrollment distribution and which underlying factors drive the headline numbers.
The methodology behind every numeric value on this page is publicly documented on the NCES Common Core of Data and EDFacts portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. public schools and districts with similar size, similar exposure, or similar geography — not the national-level summary alone.