Poston Butte High School
🇺🇸 Official data · 2025San Tan Valley, Arizona 85143 · Florence Unified School District (4437)
#232 of 286 high schools in Arizona
#14503 of 16,910 nationally
About Poston Butte High School
Poston Butte High School is a public high located in San Tan Valley, in the Florence Unified School District (4437) school district of Arizona, United States. It caters for Grades 7–12. In 2025 it enrolled 1,310 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 24.4 out of 100, placing it in the lower 50% of high schools in United States and 232nd of 286 ranked high schools in Arizona. Its strongest component is math proficiency (34th percentile), and its weakest is reading proficiency (16th percentile).
Other published figures: enrollment 1,310.
There are 17 schools in San Tan Valley; Poston Butte High School ranks 10th of 16 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)30%
- Reading proficiency (30%)30%
- Community advantage (fewer free/reduced-price lunch) (25%)–
- Students per teacher (15%)19.0
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Poston Butte High School by the official sources.
- Enrollment
- 1,310
- Students enrolled in the latest NCES directory year.
- Students per teacher
- 19.0
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 30%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 30%
- Share of tested students proficient or above (all students, all grades).
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Schools near Poston Butte High School
Closest schools by straight-line distance, with their Success Index (US).
Champion San Tan
San Tan Valley · Charter elementary · Grades K–8
458 students · 1.2 km away
Walker Butte Middle School
San Tan Valley · Public elementary · Grades PK–8
718 students · 2.9 km away
Skyline Ranch Elementary School
San Tan Valley · Public elementary · Grades PK–8
583 students · 3.5 km away
Ridgeview College Preparatory High School
San Tan Valley · Charter high · Grades 9–12
229 students · 4.1 km away
Copper Basin
San Tan Valley · Public elementary · Grades PK–8
557 students · 4.2 km away
Circle Cross K8 STEM Academy
San Tan Valley · Public elementary · Grades K–8
728 students · 4.3 km away
San Tan Heights Elementary
San Tan Valley · Public elementary · Grades PK–8
669 students · 4.6 km away
American Leadership Academy San Tan Valley K-6
San Tan Valley · Charter elementary · Grades K–6
637 students · 4.9 km away
San Tan Foothills High School
Queen Creek · Public high · Grades 7–12
793 students · 5.0 km away
Legacy Traditional-San Tan
San Tan Valley · Charter elementary · Grades K–8
749 students · 5.1 km away
Similar schools
Public high schools in Arizona with a comparable Enrollment.
Mesquite High School
Gilbert · Public high · Grades 8–12
1,303 students
Greenway High School
Phoenix · Public high · Grades 9–12
1,318 students
Mica Mountain High
Tucson · Public high · Grades 9–12
1,319 students
Saguaro High School
Scottsdale · Public high · Grades 9–12
1,300 students
Desert Sunrise High School
Maricopa · Public high · Grades 9–12
1,261 students
Cactus Shadows High School
Scottsdale · Public high · Grades 8–12
1,362 students
Frequently asked questions
Is Poston Butte High School a good school?
Poston Butte High School has a Success Index (US) of 24.4 out of 100 (Lower 50% of high schools in United States) and ranks #232 of 286 in Arizona. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Poston Butte High School rank in Arizona?
Poston Butte High School ranks #232 of 286 high schools in Arizona and #14503 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Poston Butte High School?
Poston Butte High School had 1,310 students in 2025.
Is Poston Butte High School a elementary school or a high school?
Poston Butte High School is classified as a high covering Grades 7–12. It is a public school.
What other schools are near Poston Butte High School?
There are 10 schools within 15 km of Poston Butte High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.