Elementary Schools in Glendora, California: Glendora students aren't just reaching proficiency — many go beyond it.
Glendora, California has 7 ranked elementary schools with an average Scope Score of 48.3/100 — 9.5 points above the state average of 38.9. The highest-scoring school is Cullen Elementary at 58/100, where 33.2% of students exceed the state standard on the 2025 CAASPP assessment. Glendora schools average 29.6% exceeded standard (state: 21.4%) — this exceeded-vs-met distinction shows how many students go beyond the standard rather than only meeting it. Of 7 schools, 1 Growth Engine stand out for their performance profiles. Chronic absenteeism averages 11.7% (below the state average of 17.9%). Data source: California Department of Education CAASPP 2025, analyzed by SchoolScope.
Start with your child’s school level
The overview describes elementary schools. The lists below separate elementary, middle and high schools, so each school’s standing stays within its own comparison group. Open a profile to see the underlying results, student support and questions to ask on a visit.
Every school in Glendora
ranked by Scope Score · 2024–25 CAASPP · levels never mixed
Elementary Schools (7)
| # | School | Exceeded | Score |
|---|---|---|---|
| 1 | Cullen Elementary Glendora Unified | 33.2% | 85th percentile · StrongScope Score 58/100 |
| 2 | La Fetra Elementary Glendora Unified | 31.3% | 77th percentile · StrongScope Score 51/100 |
| 3 | Sutherland Elementary Glendora Unified | 34.2% | 75th percentile · StrongScope Score 49/100 |
| 4 | Sellers Elementary Glendora Unified | 28.5% | 74th percentile · SolidScope Score 48/100 |
| 5 | Willow Elementary Charter Oak Unified | 34.3% | 72nd percentile · SolidScope Score 47/100 |
| 6 | Washington Elementary Charter Oak Unified | 28.8% | 70th percentile · SolidScope Score 46/100 |
| 7 | Stanton Elementary Glendora Unified | 17.1% | 59th percentile · SolidScope Score 39/100 |
Middle Schools (3)
| # | School | Exceeded | Score |
|---|---|---|---|
| 1 | Goddard Middle Glendora Unified | 36.6% | 85th percentile · StrongScope Score 56/100 |
| 2 | Sandburg Middle Glendora Unified | 22.2% | 74th percentile · SolidScope Score 48/100 |
| 3 | Oak Knoll Alternative Charter Oak Unified | 6.3% | 27th percentile · DevelopingScope Score 26/100 |
High Schools (3)
| # | School | Exceeded | Score |
|---|---|---|---|
| 1 | Glendora High Glendora Unified | 31.1% | 89th percentile · StrongScope Score 71/100 |
| 2 | Whitcomb Continuation High Glendora Unified continuation high school | 1.5% | 71st percentile · SolidWithin its own school classScope Score 28/100 |
| 3 | Arrow High (Continuation) Charter Oak Unified continuation high school | 0.0% | 21st percentile · Needs SupportWithin its own school classScope Score 18/100 |
Free to download, CC BY 4.0 with attribution.
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.
Elementary school archetypes in Glendora
Hidden gems: 2 schools in Glendora are classified as Growth Engine or On the Rise — 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
Private Schools in Glendora
Private schools don't participate in California's standardized testing (CAASPP) and cannot be scored or ranked. Showing enrollment, student-teacher ratio, and affiliation where available.
Numbers tell you whether students are clearing the bar. A school visit tells you whether they're happy doing it. These metrics are intentionally missing from the Scope Score: class sizes and student-teacher interaction quality; arts, music, athletics, and enrichment programs; teacher experience and turnover; campus safety and social-emotional support; parent and community engagement; quality of special education and gifted programs; how school zones and enrollment boundaries affect access. Full methodology