ExploreMapCompareBlogSign in

Schools in 92376 — Rialto, California

92376 has 19 ranked schools averaging a Scope Score of 36.4 — 7.3 points below the California state average of 43.8. Scores range from 19.0 to 60.3, a 41.3-point spread.

Avg Scope Score
36.4
State avg: 43.8
SchoolScope composite
Score Range
41.3
19.0 – 60.3
Avg Exceeded %
12.0%
State avg: 21.6%
Chronic Absenteeism
27.2%
State avg: 18.1%
Schools Ranked
19
With Scope Scores

How 92376 schools perform

The top-ranked school is Samuel W. Simpson Elementary with a Scope Score of 60 and 30.4% of students exceeding standard.

Chronic absenteeism across 92376 averages 27.2%, below the state average of 18.1%. This elevated rate may indicate systemic attendance challenges in the area.

How 92376 compares to nearby zip codes

Zip CodeCitySchoolsAvg Scorevs 92376
92376Rialto19Developing
36.4/100
92377Rialto6Developing
40.1/100
+3.6
92374Redlands10Developing
44.6/100
+8.1
92373Redlands7Developing
46.1/100
+9.7
92371Phelan3Developing
31.1/100
-5.3

School archetypes in 92376

3 On the Rise1 Strong All-Around1 Culture First14 Building Momentum

Hidden gems: 3 schools in 92376 are classified as On the Rise (3) — showing positive growth trajectories that raw proficiency scores alone don't capture. These are schools where students leave with more than they arrived with.

Archetypes are data-driven labels based on Scope Score dimensions. Learn more

All schools in 92376

#SchoolExceededScore
1Samuel W. Simpson Elementary
Rialto Unified Strong All-Around
30.4%Solid
60/100
2Eisenhower High
Rialto Unified Building Momentum
21.4%Solid
60/100
3Rialto High
Rialto Unified Building Momentum
16.6%Solid
51/100
4Zupanic Virtual Academy
Rialto Unified Building Momentum
10.1%Developing
47/100
5Winn A. Myers Elementary
Rialto Unified On the Rise
12.4%Developing
38/100
6A. H. Morgan Elementary
Rialto Unified Building Momentum
11.0%Developing
37/100
7Helen L. Dollahan Elementary
Rialto Unified Culture First
14.3%Developing
35/100
8Levi Bemis Elementary
Rialto Unified On the Rise
13.4%Developing
34/100
9J. Calvin Boyd Elementary
Rialto Unified Building Momentum
9.2%Developing
33/100
10Lida M. Henry Elementary
Rialto Unified Building Momentum
12.1%Developing
33/100
11Sam V. Curtis Elementary
Rialto Unified Building Momentum
14.5%Developing
33/100
12J.P. Kelley Elementary
Rialto Unified On the Rise
8.3%Developing
33/100
13George H. Dunn Elementary
Rialto Unified Building Momentum
11.3%Developing
32/100
14Rialto Middle
Rialto Unified Building Momentum
11.3%Developing
31/100
15Lena M. Preston Elementary
Rialto Unified Building Momentum
10.8%Needs Support
30/100
16Dr. John H. Milor High Continuation
Rialto Unified Building Momentum
1.4%Needs Support
29/100
17Charlotte N. Werner Elementary
Rialto Unified Building Momentum
5.5%Needs Support
28/100
18Merle S. Casey Elementary
Rialto Unified Building Momentum
7.6%Needs Support
28/100
19Warren F. Frisbie Middle
Rialto Unified Building Momentum
5.7%Needs Support
19/100

Schools in 92376 on the map

Data source: California Department of Education · CAASPP 2024-25 · Methodology

Scores are SchoolScope's analysis of public data, not official CDE ratings. They represent one way of interpreting test results and should not be the sole basis for school decisions.

What Scope Scores can't tell you about 92376

  • Class sizes and student-teacher interaction quality
  • Quality of arts, music, athletics, and enrichment programs
  • Teacher experience, turnover, and professional development
  • Campus safety, bullying climate, and social-emotional support
  • Parent and community engagement levels
  • Quality of special education and gifted programs
  • How school zones and enrollment boundaries affect access

Scope Scores measure academic performance and school climate using public data. They are one lens among many. Full methodology

Frequently asked questions

Are the schools in Rialto good?
Rialto's 19 ranked elementary schools average a Scope Score of 36.4/100, which is 7.3 points below the California state average of 43.8. 12.0% of students exceed the state standard on average (state average: 21.6%). The Scope Score weights six dimensions: exceeded standard (40%), met standard (22%), grade-level growth (15%), chronic absenteeism (10%), suspension rate (5%), and ELPAC proficiency (5%). Data source: California Department of Education CAASPP 2025, analyzed by SchoolScope.
What is the best elementary school in Rialto?
The highest-scoring elementary school in Rialto is Samuel W. Simpson Elementary with a Scope Score of 60/100 and 30.4% of students exceeding the state standard. Rankings are based on SchoolScope's 2025 Scope Score, which measures academic performance and school climate using publicly available California data. See full methodology.
How do Rialto schools compare to the state average?
Rialto elementary schools average a Scope Score of 36.4 vs. the statewide average of 43.8 (7.3 points below). The exceeded rate averages 12.0% vs. 21.6% statewide. Chronic absenteeism averages 27.2% vs. 18.1% statewide. Scores range from 19.0 to 60.3, a 41.3-point spread.
How many schools are in Rialto?
Rialto has 19 ranked elementary schools with Scope Scores. Schools are ranked using a weighted composite of CAASPP test performance, growth trajectory, chronic absenteeism, and suspension rate. Schools with insufficient testing data are not ranked.
What does the Scope Score measure?
The Scope Score is SchoolScope's proprietary composite rating (0–100) based on six dimensions of publicly available California school data: the exceeded-vs-met standard split, overall proficiency, grade 3–5 growth, chronic absenteeism, suspension rate, and ELPAC English Learner proficiency. Unlike single-number ratings, the Scope Score separates students who "exceeded" from those who "met" the standard — revealing whether a school pushes students beyond proficiency or paces toward it. Full methodology and weights.