W.J.C. Trapp Elementary: 53% of kids clear the bar — ahead of the state's 43%. But this year's 5th graders test below its 3rd graders.
W.J.C. Trapp posts 53% meeting the standard, against 43% across the state. The number below is the one to ask about on a visit.
| Scope | % Exceeded | % Met+ | Growth | Absence | Suspension | |
|---|---|---|---|---|---|---|
| This school | 43 | 21% | 53% | -26.4 | 11.5% | 1.4% |
| CA average · Elementary School | 45 | 21% | 43% | -2.9 | 17.9% | 1.6% |
W.J.C. Trapp Elementary scores 43 of 100 on SchoolScope's Scope Score — the 50th percentile of 5,744 California elementary schools (CDE CAASPP 2025).
Measures test performance, attendance, and climate — not arts, community, or your kid. How we score →
🤝 Culture First — Ask whether the low absenteeism and suspension numbers come from what the school does or from the community it serves — both can produce the same numbers, and only a visit tells you which.
Most rating sites would stop at “53% proficient” and call it done. W.J.C. Trapp deserves a closer read. The school sits in Rialto, where two-thirds of students qualify for free or reduced lunch — and reading the numbers without that context misreads the school.
W.J.C. Trapp's low-income kids hit 52.1% proficiency in ELA — a number the same group reaches at 38.2% statewide. If you're trying to read past zip-code-driven test scores, that's the signal worth weighing.
The seven-year arc
Slipped from the 64th to the 50th percentile since 2019.
Proficiency here is back to its pre-pandemic level — 53% meet the standard, about where the school stood in 2019.
| Grade | 2019 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Grade 3 | 49% | 40% | 54% | 54% | 65% |
| Grade 4 | 58% | 59% | 39% | 49% | 54% |
| Grade 5 | 53% | 39% | 42% | 37% | 49% |
| Grade | 2019 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Grade 3 | 54% | 46% | 67% | 61% | 69% |
| Grade 4 | 58% | 37% | 26% | 39% | 49% |
| Grade 5 | 48% | 18% | 24% | 14% | 32% |
The story this school is actually telling
of students met or exceeded the standard, versus 42.7% statewide.
proficiency runs 67% in this year's grade 3 against 41% in its grade 5. The state average rises by +4.5pp over the same span.
The school, grade by grade
ELA · CAASPP 2024–25Different students, same year — each bar is one grade's proficiency mix.
The honest read: the share exceeding falls 13.2pp across grades; the floor slips 15.3pp. The state average rises 4.5pp over the same span. The school's 5th graders aren't posting a wider lead than its 3rd graders. One question worth asking on a tour: are the strongest students being pushed, or coasting? A school visit and conversation with teachers will tell you more than this number.
W.J.C. Trapp's most underrated number
52.1% of low-income students met the ELA standard — versus 38.2% for the same group statewide. That's the strongest kind of signal a school can post: it holds across income lines.
The 6 things our score weighs
Ask the principal what changes between grade 3 and grade 5. Ask who teaches the older grades, and what the school does when a child starts falling behind.
- Ask what changes between grade 3 and grade 5 here, and who teaches the older kids.
- Ask whether extra support — tutoring, counseling, small groups — reaches kids across income lines, not just the students already ahead.
- Ask whether the tour can step into a working classroom — watch how the teacher handles a student who's stuck.
- Ask to tour while school's in session, and notice how hallways and transitions feel — culture shows up between classes, not just in them.
- Ask how the school communicates with families when a child starts to struggle.
- Ask what a typical day looks like for a new student in the first few weeks.
How every group of students does here
At W.J.C. Trapp Elementary in Rialto, 52.1% of low-income students met or exceeded the ELA standard in 2025, compared to 39.4% district-wide and 38.2% statewide. W.J.C. Trapp Elementary outperforms its district average for low-income students by 12.7 percentage points in ELA. Other subgroups: Low-Income students (44.5% Math proficient); Hispanic students (57.6% ELA proficient). The largest proficiency gap is 24.7 percentage points for disabilities students. Data source: California Department of Education, CAASPP 2024-25. 211 students tested.
9 of 15 student groups here are too small to report — a privacy protection, not a gap.
Change in proficiency from the lowest tested grade — which groups gain ground the longer they stay. Groups with fewer than 10 tested students per grade are not shown.
Low-income student ELA proficiency falls by 11.6pp from grade 3 to grade 5 at this school. District average: +6.5pp.
Showing up, and staying in class
Where the path goes
The path below follows attendance boundaries — scores shown for each next step.
Feeder patterns derived from NCES attendance boundary data. Boundaries are approximate and may have changed — verify with your school district for current assignments.
The people teaching here
Pay is set by the district, not the school.
What gets spent here
These measure different things: this figure is spending attributed to this campus, while district-wide figures also include central administration, districtwide programs, and the state's pension contributions made on the district's behalf — costs that never get assigned to a single school. The district number runs higher at nearly every school, not just this one.
$1,469 per student arrives as federal Title funding — a measure of concentrated need, not school quality.
The district's current expense of education per student, from CDE's annual SACS filing — the freshest district spending figure the state publishes.
District-level, from the district's own SACS general-ledger filing — school-by-school breakdowns aren't published by the state.
Source: NCES F-33 · Full district breakdown →
The neighborhood it serves
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2024) · ZIP-level
On the state's science test (CAST), 35% met or exceeded the standard — science is tested in grades 5 and 8 but never enters the Scope Score.
Frequently asked questions
Is W.J.C. Trapp Elementary a good elementary school?
What are W.J.C. Trapp Elementary's CAASPP test scores?
How does W.J.C. Trapp Elementary rank in California?
Is W.J.C. Trapp Elementary getting better or worse?
What is the attendance and school culture like at W.J.C. Trapp Elementary?
How does W.J.C. Trapp Elementary compare to other schools in Rialto?
How does W.J.C. Trapp Elementary serve low-income and underrepresented students?
Your other options
Nearby Elementary Schools
3 within ~3 mi · avg 46
Nearby Middle Schools
3 within ~3 mi · avg 36
Nearby High Schools
3 within ~3 mi · avg 51
Private alternatives nearby
Private schools within ~10 miles. These schools do not participate in state testing and cannot be scored or ranked.
Every number on this page
Score factors, grade-level breakdowns, subgroup proficiency, and peer comparisons.
| ELA | Tested | EXC | MET | NEAR | NOT | MET+ | +/CA |
|---|---|---|---|---|---|---|---|
| Grade 3 | 85 | 33% | 32% | 20% | 15% | 65% | +21 |
| Grade 4 | 104 | 27% | 27% | 17% | 29% | 54% | +9 |
| Grade 5 | 91 | 20% | 30% | 29% | 22% | 49% | +2 |
| Math | Tested | EXC | MET | NEAR | NOT | MET+ | +/CA |
|---|---|---|---|---|---|---|---|
| Grade 3 | 85 | 20% | 49% | 20% | 11% | 69% | +24 |
| Grade 4 | 104 | 13% | 37% | 33% | 18% | 49% | +7 |
| Grade 5 | 91 | 11% | 21% | 36% | 32% | 32% | −3 |
| Science (CAST) | Tested | EXC | MET | NEAR | NOT |
|---|---|---|---|---|---|
| Grade 5/8/11 | 91 | 10% | 25% | 52% | 13% |
CAST is tested in grades 5, 8, and once in high school — not annually. Not part of the Scope Score.
| Subgroup · ELA | Tested | MET+ | vs district | vs CA |
|---|---|---|---|---|
| Socioeconomically Disadvantaged | 211 | 52.1% | +13 | +14 |
| Hispanic/Latino | 238 | 57.6% | +15 | +19 |
| Students with Disabilities | 27 | 25.9% | +14 | +9 |
| School | Dist | Scope | EXC | MET+ | Growth | Susp |
|---|---|---|---|---|---|---|
| W.J.C. Trapp Elementary ← | — | 43 | 20.5% | 53.1% | −26.4 | 1.4% |
| Paakuma K-8 | 3 mi | 52 | 25.4% | 54.2% | −15.4 | 1.1% |
| Locust Elementary | 2.4 mi | 43 | 10.8% | 29.1% | +24.9 | 0.4% |
| Virginia Primrose Elementary | 2.7 mi | 42 | 11.0% | 26.7% | +2.1 | 0.6% |
| California average | — | 45 | 21.3% | 42.7% | −2.9 | 1.6% |
| Year | Scope | Pctile | Rank | Exc | Met+ | Absent | Susp | Growth |
|---|---|---|---|---|---|---|---|---|
| 2019 | 49 | 64 | #1984 | 21.6% | 53.2% | 12.8% | 0.7% | -1.5pp |
| 2022 | 29 | 30 | #4020 | 14.3% | 39.7% | 21.8% | 2.5% | -14.4pp |
| 2023 | 31 | 29 | #4071 | 17.6% | 41.9% | 18.3% | 2.7% | -27.4pp |
| 2024 | 37 | 36 | #3665 | 17.9% | 42.3% | 15.1% | 1.4% | -31.5pp |
| 2025 | 43 | 50 | #2855 | 20.5% | 53.1% | 11.5% | 1.4% | -26.4pp |
| Group | 2019 | 2025 | Δ |
|---|---|---|---|
| Female | 14.3% | 13.8% | -0.5pp |
| Male | 11.4% | 8.8% | -2.6pp |
| Black/African American | 18.6% | 15.4% | -3.2pp |
| Hispanic/Latino | 12.0% | 10.9% | -1.1pp |
| Two or More Races | 0.0% | — | — |
| Students with Disabilities | 18.9% | 8.5% | -10.4pp |
| English Learners | 12.7% | 8.6% | -4.1pp |
| Homeless | 22.7% | 31.7% | +9.0pp |
| Socioeconomically Disadvantaged | 15.6% | 13.6% | -2.0pp |
| All Students | 12.8% | 11.2% | -1.6pp |
SchoolScope scores and verdicts are our interpretation of public California Department of Education data — independent analysis, not an official rating. How we analyze · Request a correction