For the 2026-27 school year, there are 4 public preschools serving 1,791 students in 85140, AZ.
The top-ranked public preschools in 85140, AZ are Jack Harmon Elementary School, Ranch Elementary School and Kathryn Sue Simonton Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public preschools in zipcode 85140 have an average math proficiency score of 24% (versus the Arizona public pre school average of 36%), and reading proficiency score of 29% (versus the 40% statewide average). Pre schools in 85140, AZ have an average ranking of 4/10, which is in the bottom 50% of Arizona public pre schools.
Minority enrollment is 52% of the student body (majority Hispanic), which is less than the Arizona public preschool average of 68% (majority Hispanic).
Best 85140, AZ Public Preschools (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Jack Harmon Elementary School
(Math: 28% | Reading: 35%)
Rank:
Rank:
6/
Top 50%10
39315 N Cortona Dr
San Tan Valley, AZ 85140
(480) 882-3500
San Tan Valley, AZ 85140
(480) 882-3500
Gr: PK-6 | 382 students Student-teacher ratio: 18:1 Minority enrollment: 55%
Rank: #22.
Ranch Elementary School
(Math: 31% | Reading: 31%)
Rank:
Rank:
5/
Bottom 50%10
43521 N Kenworthy Rd
San Tan Valley, AZ 85140
(480) 882-3530
San Tan Valley, AZ 85140
(480) 882-3530
Gr: PK-6 | 509 students Student-teacher ratio: 24:1 Minority enrollment: 44%
Rank: #33.
Kathryn Sue Simonton Elementary School
(Math: 25% | Reading: 25%)
Rank:
Rank:
4/
Bottom 50%10
40300 N Simonton Blvd
San Tan Valley, AZ 85140
(480) 987-5330
San Tan Valley, AZ 85140
(480) 987-5330
Gr: PK-6 | 384 students Student-teacher ratio: 19:1 Minority enrollment: 50%
Rank: #44.
Ellsworth Elementary School
(Math: 15% | Reading: 25%)
Rank:
Rank:
3/
Bottom 50%10
38454 N Carolina Ave
San Tan Valley, AZ 85140
(480) 882-3520
San Tan Valley, AZ 85140
(480) 882-3520
Gr: PK-6 | 516 students Student-teacher ratio: 17:1 Minority enrollment: 59%
85140, Arizona Public Schools (Closed)
School
Location
Quick Facts
41800 North Barnes Parkway
San Tan Valley, AZ 85140
(520) 413-9720
San Tan Valley, AZ 85140
(520) 413-9720
Gr: K-9 | 946 students Minority enrollment: 18%
Frequently Asked Questions
What are the top-ranked public preschools in 85140, AZ?
The top-ranked public preschools in 85140, AZ include Jack Harmon Elementary School, Ranch Elementary School and Kathryn Sue Simonton Elementary School.
How many public preschools are located in 85140?
4 public preschools are located in 85140.
What is the racial composition of students in 85140?
85140 public preschools minority enrollment is 52% of the student body (majority Hispanic), which is less than the Arizona public preschools average of 68% (majority Hispanic).
Recent Articles
How Much Choice Do High School Students Have?
Learn how graduation requirements, prerequisites, electives, staffing, scheduling conflicts, AP courses, dual enrollment, and career pathways determine how much control high school students have over schedules each year.
Does Your Child Need More Recess?
Explore whether your child may benefit more from recess than another academic period, including research on attention, learning, physical activity, stress, social development, and school-day balance today.
Combined Grade Classrooms, What Parents Should Know
Learn how combined-grade classrooms work, why public schools use them, potential benefits and challenges, and the questions parents should ask before enrolling their child in one today.