Schools by Math Proficiency in Rialto Unified (2025)
Schools ranked by the share of tested students proficient or above in math on the state assessment (EDFacts, all students), for schools with 30 or more tested students. Listed with official data; 27 schools in Rialto Unified, California. Rank positions shown on each profile are within United States and California.
- 145W.J.C. Trapp ElementaryRialto · Public ElementaryMath · reading: 53% · 53%
- 239Samuel W. Simpson ElementaryRialto · Public ElementaryMath · reading: 42% · 57%
- 339Nancy R. Kordyak ElementaryFontana · Public ElementaryMath · reading: 40% · 49%
- 427A. H. Morgan ElementaryRialto · Public ElementaryMath · reading: 34% · 45%
- 528Helen L. Dollahan ElementaryRialto · Public ElementaryMath · reading: 34% · 44%
- 626Sam V. Curtis ElementaryRialto · Public ElementaryMath · reading: 32% · 45%
- 720Dr. Ernest Garcia ElementaryColton · Public ElementaryMath · reading: 32% · 29%
- 829Rialto HighRialto · Public HighMath · reading: 31% · 48%
- 933Wilmer Amina Carter HighRialto · Public HighMath · reading: 30% · 55%
- 1020Winn A. Myers ElementaryRialto · Public ElementaryMath · reading: 30% · 37%
- 1121Georgia F. Morris ElementaryColton · Public ElementaryMath · reading: 30% · 36%
- 1217Lida M. Henry ElementaryRialto · Public ElementaryMath · reading: 29% · 32%
- 1326Elizabeth T. Hughbanks ElementaryRialto · Public ElementaryMath · reading: 27% · 43%
- 1421J.P. Kelley ElementaryRialto · Public ElementaryMath · reading: 27% · 39%
- 1519J. Calvin Boyd ElementaryRialto · Public ElementaryMath · reading: 24% · 38%
- 1620Dr. Edward Fitzgerald ElementaryRialto · Public ElementaryMath · reading: 23% · 36%
- 1713George H. Dunn ElementaryRialto · Public ElementaryMath · reading: 23% · 26%
- 1811Merle S. Casey ElementaryRialto · Public ElementaryMath · reading: 21% · 26%
- 1920Eisenhower HighRialto · Public HighMath · reading: 19% · 41%
- 2017Ben F. Kolb MiddleRialto · Public MiddleMath · reading: 19% · 36%
- 2112Charlotte N. Werner ElementaryRialto · Public ElementaryMath · reading: 19% · 29%
- 2213William G. Jehue MiddleColton · Public MiddleMath · reading: 18% · 30%
- 2313Lena M. Preston ElementaryRialto · Public ElementaryMath · reading: 18% · 30%
- 2417Ethel Kucera MiddleRialto · Public MiddleMath · reading: 17% · 34%
- 2512Levi Bemis ElementaryRialto · Public ElementaryMath · reading: 15% · 27%
- 2615Rialto MiddleRialto · Public MiddleMath · reading: 13% · 35%
- 278Warren F. Frisbie MiddleRialto · Public MiddleMath · reading: 10% · 24%
| # | School | Sector | Math · reading | Success Index (US) | Key result | Students |
|---|---|---|---|---|---|---|
| 1 | W.J.C. Trapp Elementary Rialto · Elementary · Grades K–5 | Public | 53% · 53% | 44.9 Lower 50% | 53% Math proficiency | 537 |
| 2 | Samuel W. Simpson Elementary Rialto · Elementary · Grades K–5 | Public | 42% · 57% | 38.6 Lower 50% | 42% Math proficiency | 638 |
| 3 | Nancy R. Kordyak Elementary Fontana · Elementary · Grades K–5 | Public | 40% · 49% | 38.9 Lower 50% | 40% Math proficiency | 718 |
| 4 | A. H. Morgan Elementary Rialto · Elementary · Grades K–5 | Public | 34% · 45% | 27.3 Lower 50% | 34% Math proficiency | 487 |
| 5 | Helen L. Dollahan Elementary Rialto · Elementary · Grades K–5 | Public | 34% · 44% | 28.0 Lower 50% | 34% Math proficiency | 608 |
| 6 | Sam V. Curtis Elementary Rialto · Elementary · Grades K–5 | Public | 32% · 45% | 26.3 Lower 50% | 32% Math proficiency | 702 |
| 7 | Dr. Ernest Garcia Elementary Colton · Elementary · Grades K–5 | Public | 32% · 29% | 20.3 Lower 50% | 32% Math proficiency | 608 |
| 8 | Rialto High Rialto · High · Grades 9–12 | Public | 31% · 48% | 28.5 Lower 50% | 31% Math proficiency | 2,623 |
| 9 | Wilmer Amina Carter High Rialto · High · Grades 9–12 | Public | 30% · 55% | 33.1 Lower 50% | 30% Math proficiency | 1,951 |
| 10 | Winn A. Myers Elementary Rialto · Elementary · Grades K–5 | Public | 30% · 37% | 19.5 Lower 50% | 30% Math proficiency | 461 |
| 11 | Georgia F. Morris Elementary Colton · Elementary · Grades K–5 | Public | 30% · 36% | 21.1 Lower 50% | 30% Math proficiency | 604 |
| 12 | Lida M. Henry Elementary Rialto · Elementary · Grades K–5 | Public | 29% · 32% | 17.4 Lower 50% | 29% Math proficiency | 391 |
| 13 | Elizabeth T. Hughbanks Elementary Rialto · Elementary · Grades K–5 | Public | 27% · 43% | 25.5 Lower 50% | 27% Math proficiency | 436 |
| 14 | J.P. Kelley Elementary Rialto · Elementary · Grades K–5 | Public | 27% · 39% | 20.8 Lower 50% | 27% Math proficiency | 661 |
| 15 | J. Calvin Boyd Elementary Rialto · Elementary · Grades K–5 | Public | 24% · 38% | 19.2 Lower 50% | 24% Math proficiency | 569 |
| 16 | Dr. Edward Fitzgerald Elementary Rialto · Elementary · Grades K–5 | Public | 23% · 36% | 19.8 Lower 50% | 23% Math proficiency | 414 |
| 17 | George H. Dunn Elementary Rialto · Elementary · Grades K–5 | Public | 23% · 26% | 13.0 Lower 50% | 23% Math proficiency | 609 |
| 18 | Merle S. Casey Elementary Rialto · Elementary · Grades K–5 | Public | 21% · 26% | 11.0 Lower 50% | 21% Math proficiency | 563 |
| 19 | Eisenhower High Rialto · High · Grades 9–12 | Public | 19% · 41% | 19.6 Lower 50% | 19% Math proficiency | 2,075 |
| 20 | Ben F. Kolb Middle Rialto · Middle · Grades 6–8 | Public | 19% · 36% | 17.3 Lower 50% | 19% Math proficiency | 917 |
| 21 | Charlotte N. Werner Elementary Rialto · Elementary · Grades K–5 | Public | 19% · 29% | 11.9 Lower 50% | 19% Math proficiency | 739 |
| 22 | William G. Jehue Middle Colton · Middle · Grades 6–8 | Public | 18% · 30% | 12.9 Lower 50% | 18% Math proficiency | 1,444 |
| 23 | Lena M. Preston Elementary Rialto · Elementary · Grades K–5 | Public | 18% · 30% | 12.8 Lower 50% | 18% Math proficiency | 471 |
| 24 | Ethel Kucera Middle Rialto · Middle · Grades 6–8 | Public | 17% · 34% | 16.9 Lower 50% | 17% Math proficiency | 978 |
| 25 | Levi Bemis Elementary Rialto · Elementary · Grades K–5 | Public | 15% · 27% | 12.1 Lower 50% | 15% Math proficiency | 566 |
| 26 | Rialto Middle Rialto · Middle · Grades 6–8 | Public | 13% · 35% | 14.6 Lower 50% | 13% Math proficiency | 1,017 |
| 27 | Warren F. Frisbie Middle Rialto · Middle · Grades 6–8 | Public | 10% · 24% | 8.3 Lower 50% | 10% Math proficiency | 1,000 |
W.J.C. Trapp Elementary in Rialto leads the 2025 list of schools by math proficiency in Rialto Unified with Math · reading 53% · 53%. Of the 27 schools shown, 27 are public.
For the full picture see the wider California schools by math proficiency rankings, every school on the Rialto Unified page, or the comparison tool to put a shortlist side by side.
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Frequently asked questions
What is the best math results school in Rialto Unified?
W.J.C. Trapp Elementary in Rialto, California ranks first among schools by math proficiency in Rialto Unified with Math · reading 53% · 53% (Enrollment: 537).
How are schools by math proficiency in Rialto Unified ranked?
Schools ranked by the share of tested students proficient or above in math on the state assessment (EDFacts, all students), for schools with 30 or more tested students. Figures are the most recent published by the national authority and matched to the school directory.
Are these 2025 rankings official?
No. They are computed by Success Tutoring from official American data (Urban Institute Education Data Portal (NCES CCD, EDFacts); NCES Common Core of Data). States set their own assessments and proficiency cut scores, so proficiency rates are most comparable within a state. Use the state rankings for like-for-like comparisons.