ExploreMapCompareBlogSign in

Schools in 91762 — Ontario, California

91762 has 11 ranked schools averaging a Scope Score of 44.9 — 1.1 points near the California state average of 43.8. Scores range from 30.9 to 55.6, a 24.8-point spread.

Avg Scope Score
44.9
State avg: 43.8
SchoolScope composite
Score Range
24.8
30.9 – 55.6
Avg Exceeded %
16.5%
State avg: 21.6%
Chronic Absenteeism
15.5%
State avg: 18.1%
Schools Ranked
11
With Scope Scores

How 91762 schools perform

The top-ranked school is Ontario High with a Scope Score of 56 and 19.6% of students exceeding standard.

Chronic absenteeism across 91762 averages 15.5%, above the state average of 18.1%.

How 91762 compares to nearby zip codes

Zip CodeCitySchoolsAvg Scorevs 91762
91762Ontario11Developing
44.9/100
91761Ontario10Developing
46.4/100
+1.5
91763Montclair8Developing
48.9/100
+4.0
91764Ontario13Developing
41.0/100
-3.9
91765Diamond Bar9Solid
70.0/100
+25.1
91766Pomona14Developing
36.7/100
-8.2

School archetypes in 91762

4 Culture First2 On the Rise1 Growth Engine4 Building Momentum

Hidden gems: 3 schools in 91762 are classified as On the Rise (2) or Growth Engine — 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 91762

#SchoolExceededScore
1Ontario High
Chaffey Joint Union High Building Momentum
19.6%Solid
56/100
2Montera Elementary
Ontario-Montclair Culture First
26.3%Solid
52/100
3Elderberry Elementary
Ontario-Montclair Building Momentum
22.8%Solid
51/100
4Chaffey High
Chaffey Joint Union High Building Momentum
16.7%Developing
49/100
5Vista Grande Elementary
Ontario-Montclair Culture First
22.3%Developing
49/100
6Hawthorne Elementary
Ontario-Montclair Growth Engine
15.4%Developing
45/100
7El Camino Elementary
Ontario-Montclair Culture First
16.0%Developing
43/100
8Euclid Elementary
Ontario-Montclair On the Rise
11.8%Developing
41/100
9Mission Elementary
Ontario-Montclair On the Rise
10.6%Developing
40/100
10Richard Haynes Elementary
Ontario-Montclair Culture First
11.2%Developing
37/100
11Vina Danks Middle
Ontario-Montclair Building Momentum
8.5%Developing
31/100

Schools in 91762 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 91762

  • 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 Ontario good?
Ontario's 11 ranked elementary schools average a Scope Score of 44.9/100, which is 1.1 points near the California state average of 43.8. 16.5% 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 Ontario?
The highest-scoring elementary school in Ontario is Ontario High with a Scope Score of 56/100 and 19.6% 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 Ontario schools compare to the state average?
Ontario elementary schools average a Scope Score of 44.9 vs. the statewide average of 43.8 (1.1 points near). The exceeded rate averages 16.5% vs. 21.6% statewide. Chronic absenteeism averages 15.5% vs. 18.1% statewide. Scores range from 30.9 to 55.6, a 24.8-point spread.
How many schools are in Ontario?
Ontario has 11 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.