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Email BoardLake Mathews Elementary
12252 Blackburn Road, Riverside, CA 92503-7083
Summary
Reading and math results average to the 75th percentile among comparable California schools.
61.1% of students met California's reading standard, but it is trending down slightly.
56.0% of students met California's math standard, but it is slowly trending up.
Proficiency stats
| Current Reading Proficiency | 61.1% |
| Current Math Proficiency | 56.0% |
| Reading State Rank | 1,136/4,657 (76th percentile) |
| Math State Rank | 1,211/4,657 (74th percentile) |
School information
| Student / Teacher Ratio | 26:1 |
| Student enrollment (2024–25) | 733 |
| Low-Income Students | 330 (45.0%) |
| English Learners | 40 (5.5%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 1.9 points from last year and fell 1.1 points over the full period. Math rose 3.4 points from last year and rose 4.3 points over the full period.
•Math +4.3 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Asian and Two or more races students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 52.4% to 80.0% across the grades shown. Overall, the school’s reading results rank in the top 25% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 14.7-point reading income gap is narrower than the 17.6-point gap at a typical California K–6 school. It narrowed slightly over the period shown.
•English Learners vs English Native
20.0% of English learners meet the reading standard, compared with 61.6% of English-only students. The gap narrowed as English-learner results rose and English-only results rose.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
Asian students have the strongest math results at about 90% proficiency. The other reported groups range from about 43% to 61%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 43.0% to 70.0% across the grades shown. Overall, the school’s math results rank in the top 27% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 21.2-point math income gap is slightly wider than the 17.5-point gap at a typical California K–6 school. It widened slightly over the period shown.
•English Learners vs English Native
26.7% of English learners meet the math standard, compared with 54.9% of English-only students. The gap narrowed as English-learner results rose and English-only results rose.
•Progress as students move up
2023–2026
How we compare income gaps
“Typical” means the median gap across 1,479 schools for reading and 1,483 for math. The comparison uses 2026 California K–6 schools with at least 20 tested students in each income group and a reported low-income student population. Each school counts once. Its gap is non-low-income proficiency minus low-income proficiency, including negative gaps. California state test data
Understanding this school
How does Lake Mathews Elementary compare within the district?
Lake Mathews Elementary is No. 3 in both reading and math proficiency among the 30 K–6 schools in Riverside Unified with 2026 results.
Explore the district’s schoolsHow does Lake Mathews Elementary rank in California?
Lake Mathews Elementary ranks No. 1,136 of 4,657 in reading and No. 1,211 of 4,657 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How do low-income students at Lake Mathews Elementary compare within the district?
Low-income students here rank No. 2 in reading and No. 3 in math among 30 K–6 district schools with reportable 2026 results for this group. 53.6% meet the reading standard and 45.2% meet the math standard.
See results by student groupHow does Lake Mathews Elementary compare with other schools in Riverside?
Lake Mathews Elementary is No. 3 in both reading and math proficiency among the 30 K–6 schools in Riverside with 2026 results.
Explore schools in RiversideHow does Lake Mathews Elementary compare with other schools in Riverside County?
Lake Mathews Elementary is No. 16 in reading and No. 12 in math proficiency among the 107 K–6 schools in Riverside County with 2026 results.
Explore schools in Riverside CountyWhich schools should I compare?
Schools serving K–6 in the same district.
| School | Math | Reading |
|---|---|---|
| Lake Mathews ElementaryThis school | 56.0% | 61.1% |
| Adams Elementary | 28.1% | 38.6% |
| Alcott Elementary | 37.1% | 43.6% |
