For the 2026 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)
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%
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
What Rising E-Bike and Traffic Concerns Mean for School Commutes
Discover how rising e-bike use and increasing traffic are changing school commutes, and what parents should evaluate before choosing a public school.
School Safety Beyond Lockdowns: What Parents Should Review
Learn how to evaluate a public school's safety beyond lockdown drills, including school climate, emergency planning, mental health support, and communication.
How to Judge Special Education Capacity Before You Enroll
Learn how to evaluate a public school's special education capacity before enrolling your child, from staffing and IEP implementation to inclusion and support services.