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Average

#1307 of 2,006 schools in AZ

Poston Butte High School

High School · Florence Unified School District (4437)

PO BOX 2850, Florence, AZ 85132

Enrollment

1,423

Student-Teacher

20.6:1

Score

5.5

Grades

7th – 12th

Data vintage2022-23

How this school compares

Arizona schools

#1,307 of 2,006

In Florence

#7 of 13

public schools

In district

#8 of 14

Florence Unified School District (4437)

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Poston Butte High School

5.5/10

High School in Florence · grades 7th – 12th. Start here, then compare fit against nearby and district options.

Champion San Tan

6.6/10

0.8 mi away. Use as a geographic alternative in the same move search.

Early Childhood Learning Center

6.6/10

1.7 mi away. Use as a geographic alternative in the same move search.

About Poston Butte High School

Poston Butte High School is a public high school in Florence, AZ, part of Florence Unified School District (4437). Poston Butte High School serves approximately 1,423 students, and covers grades 7th-12th, and has a 20.6:1 student-teacher ratio. Poston Butte High School has a current MySchoolScout rating of 5.5 out of 10 and ranks #1,307 of 2,006 schools in AZ.

Structured state assessment records for Poston Butte High School show 38% math proficiency (multi-year average, 2009-2022) and 49% reading/ELA proficiency (multi-year average, 2009-2022).

How it compares1.0 pts below district
  • This school 5.5 · Average
  • District avg 6.5
  • AZ avg 6.2

What Parents Should Know

Poston Butte High School runs 20.6:1 students to teachers, above the national average. That often means bigger classes. Ask how the school supports kids who need extra help, and whether there are teaching assistants or small-group time.

Poston Butte High School sits in a rural area, which can mean longer drives for some families. Rural schools are often community anchors with smaller classes, but check transportation, after-school options, and access to specialized services before you commit.

42% of students at Poston Butte High School were chronically absent in the 2022-23 school year, above the national average. Chronic absenteeism means missing 15 or more school days, and at high rates it drags on classroom pacing for everyone. Ask what the school does to help families get kids to class consistently.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress3.1Needs Improvement25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data14
Annual Change-4.27 pts/yr
Data Period2009–2022
TrendDeclining
Academics5.8Average25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency31% (2022 EdFacts)
Reading/ELA Proficiency30% (2022 EdFacts)
Overall Proficiency31% (2022 EdFacts, Math+ELA)
Expected (poverty-adj.)44% (model expectation from 2022 EdFacts)
vs. Expected-13.2 pts
Adjusted Percentile40th
College Readiness7.3Very Good30%
Graduation rates, AP course participation, and IB availability.
View breakdown
4-Year Graduation Rate92%
AP Participation12.1%
IB ProgramNo
Resources & Environment5.2Average20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio20.6:1
Per-Pupil Spending$10,483
Chronic Absenteeism42.3%

Poston Butte High School — Students at Poston Butte High School score 30% proficient, which is below what's typical for similar communities (expected: 44%).

How we calculate scores →

Test Scores AZ EDFACTS (2021-22)

Math Proficiency 38.2% (multi-year average, 2009-2022)
School
State
N/A
ELA Proficiency 48.9% (multi-year average, 2009-2022)
School
State
N/A

Based on 28 test records from AZ state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2009
Math
56%
ELA
75%
2010
Math
56%
ELA
76%
2011
Math
60%
ELA
79%
2012
Math
62%
ELA
84%
2013
Math
66%
ELA
88%
2014
Math
40%
ELA
49%
2015
Math
13%
ELA
27%
2016
Math
25%
ELA
29%
2017
Math
36%
ELA
43%
2018
Math
30%
ELA
30%
2019
Math
30%
ELA
30%
2020*
Math
15%
ELA
22%
2021*
Math
15%
ELA
22%
2022
Math
31%
ELA
30%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 3.1/10.

How Poston Butte High School Compares

See how Poston Butte High School performs across key quality dimensions compared to state benchmarks.

Overall Score
5.5/10
35th percentile in AZ
Academic
5.8/10
Average
Growth
3.1/10
Needs Improvement
Environment
5.2/10
Average
AP Courses
3
State avg: 2.8
Sports
8
4 boys' · 4 girls'
Advanced STEM
5/5
Subjects offered

Funding & Resources

Teaching Staff
21:1 student-teacher ratio
69 teachers
Chronic Absenteeism
Students missing 15+ days per year (SY 2022-23)
42.3%

Programs & Offerings

AP/IB Programs3 AP courses offered
12.1% participation·State avg: 2.8 AP courses·CRDC 2021-22
Athletics8sports offered
4 boys'·4 girls'·20 teams (incl. JV)·CRDC 2021-22
Advanced STEM Courses5 of 5 advanced subjects offered
Algebra II, Advanced Math, Calculus, Chemistry, Physics·CRDC 2021-22

Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more

Location

PO BOX 2850, Florence, AZ 85132

Nearby Alternatives

Families considering Poston Butte High School may also want to explore other high schools in the area. San Tan Foothills High School (rated 7.3/10, 3.1 miles away, in nearby Queen Creek), which scores notably higher. Another option is Ridgeview College Preparatory High School (rated 5.2/10, 2.5 miles away, in nearby Phoenix), with a very similar rating. Additionally, Combs Center for Success High School (rated 3.5/10, 3.4 miles away, in nearby San Tan Vly), a more accessible option. For more schools in Florence, see our Florence schools guide .

Nearby Schools

20 within 3.6 mi
School Distance Rating
Champion San Tan Scottsdale 0.8 mi 6.6
Early Childhood Learning Center Florence 1.7 mi 6.6
Walker Butte K-8 Florence 1.8 mi 4.6
Skyline Ranch Elementary School Florence 2.2 mi 5.4
Copper Basin Florence 2.6 mi 3.5
Circle Cross K8 STEM Academy Florence 2.6 mi 6.7
Ridgeview College Preparatory High School Phoenix 2.5 mi 5.2
J. O. Combs Middle School San Tan Valley 3.4 mi 4.0
Combs Traditional Academy San Tan Valley 3.3 mi 7.4
San Tan Foothills High School Queen Creek 3.1 mi 7.3
San Tan Heights Elementary San Tan Valley 2.9 mi 6.0
Combs Online School for Success San Tan Vly 3.4 mi 2.9
Combs Center for Success High School San Tan Vly 3.4 mi 3.5
Combs Center for Success Middle School San Tan Vly 3.4 mi
American Leadership Academy San Tan Valley K-6 San Tan Valley 3.0 mi 7.2
Legacy Traditional-San Tan Chandler 3.2 mi 7.3
Schnepf Elementary School Queen Creek 3.5 mi 7.0
American Leadership Academy Ironwood K12 Chandler 3.7 mi 7.2
Ellsworth Elementary School Queen Creek 3.9 mi 3.6
Mountain Vista Academy Florence 3.6 mi 6.8

Neighborhood Census ACS (2019-2023)

Census data for ZIP 85132 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$76,832

Median Home Value

$314,600

Median Rent

$1,268/mo

Population

38,809

College Educated

18%

Homeownership

85%

Avg Commute

32.2 min

Poverty Rate

10%

Median Age

39.3

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Bradshaw Mountain High School Prescott Valley, AZ 5.6
Casa Grande Union High School Casa Grande, AZ 5.4
Cholla High School Tucson, AZ 5.4
North High School Phoenix, AZ 5.4
Pueblo High School Tucson, AZ 5.6
Raymond S. Kellis Glendale, AZ 5.4

Frequently Asked Questions

Common questions about Poston Butte High School

What grades does Poston Butte High School serve?

Poston Butte High School serves students in grades 7th through 12th.

How many students attend Poston Butte High School?

Poston Butte High School has an enrollment of approximately 1,423 students.

What is the student-teacher ratio at Poston Butte High School?

The student-teacher ratio at Poston Butte High School is 20.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Poston Butte High School rank in AZ?

Poston Butte High School ranks #1,307 of 2,006 schools in AZ.

What is Poston Butte High School's MySchoolScout rating?

Poston Butte High School has a current MySchoolScout rating of 5.5 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.

What are the test scores at Poston Butte High School?

Based on loaded state assessment records, Poston Butte High School has 38% math proficiency (multi-year average, 2009-2022) and 49% reading/ELA proficiency (multi-year average, 2009-2022).

Is Poston Butte High School a charter school?

No, Poston Butte High School is not a charter school. It is a traditional public school operated by the local school district.

Is Poston Butte High School a Title I school?

No, Poston Butte High School is not currently a Title I school.

11 schools nearby View map →

Neighborhood Context

Walk Score
4 Car-Dependent
Bike Score
29 Somewhat Bikeable

Powered by Walk Score

Quick Facts NCES CCD (SY 2022-23)

Grades
7th – 12th
Enrollment
1,423
Student-Teacher Ratio
20.6:1
Teachers (FTE)
69
Type
regular
Setting
Fringe Rural
County
Pinal County
Chronic Absenteeism (SY 2022-23)
42.3%
4-Year Graduation
92.0%

District

Florence Unified School District (4437)
District Enrollment
8,952
Schools in District
14
Per-Pupil Spending
$10,483
District Rank
#8 of 14

How we rate schools

A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.

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