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Email BoardMark Twain Elementary
19411 Krameria Avenue, Riverside, CA 92508-9602
Summary
Mark Twain Elementary is underperforming.
Reading and math results average to the 66th percentile among comparable California schools.
55.4% of students met California's reading standard, but it is trending down slightly.
Math is weaker: 47.8% of students met California's math standard, and it is trending down slightly.
Proficiency stats
| Current Reading Proficiency | 55.4% |
| Current Math Proficiency | 47.8% |
| Reading State Rank | 1,481/4,657 (68th percentile) |
| Math State Rank | 1,673/4,657 (64th percentile) |
School information
| Student / Teacher Ratio | 26:1 |
| Student enrollment (2024–25) | 1,033 |
| Low-Income Students | 553 (53.5%) |
| English Learners | 62 (6.0%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 0.3 points from last year and fell 0.7 points over the full period. Math rose 2.5 points from last year and fell 0.8 points over the full period.
•Math -0.8 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Filipino and Asian students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 48.4% to 61.6% across the grades shown. Overall, the school’s reading results rank in the top 32% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 21.3-point reading income gap is slightly wider than the 17.6-point gap at a typical California K–6 school. It widened over the period shown.
•English Learners vs English Native
6.3% of English learners meet the reading standard, compared with 56.6% of English-only students. The gap widened as English-learner results fell and English-only results fell.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
Asian students have the strongest math results at about 74% proficiency. The other reported groups range from about 41% to 67%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 40.4% to 61.5% across the grades shown. Overall, the school’s math results rank in the top 36% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 21.3-point math income gap is slightly wider than the 17.5-point gap at a typical California K–6 school. It widened over the period shown.
•
English Learners vs English Native
9.4% of English learners meet the math standard, compared with 47.7% of English-only students. The gap widened as English-learner results fell and English-only results fell.
•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 Mark Twain Elementary compare within the district?
Mark Twain Elementary is No. 5 in reading and No. 6 in math proficiency among the 30 K–6 schools in Riverside Unified with 2026 results.
Explore the district’s schoolsHow does Mark Twain Elementary rank in California?
Mark Twain Elementary ranks No. 1,481 of 4,657 in reading and No. 1,673 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 Mark Twain Elementary compare within the district?
Low-income students here rank No. 8 in reading and No. 7 in math among 30 K–6 district schools with reportable 2026 results for this group. 44.9% meet the reading standard and 37.3% meet the math standard.
See results by student groupHow does Mark Twain Elementary compare with other schools in Riverside?
Mark Twain Elementary is No. 5 in reading and No. 6 in math proficiency among the 30 K–6 schools in Riverside with 2026 results.
Explore schools in RiversideHow does Mark Twain Elementary compare with other schools in Riverside County?
Mark Twain Elementary is No. 22 in reading and No. 21 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 |
|---|---|---|
| Mark Twain ElementaryThis school | 47.8% | 55.4% |
| Adams Elementary | 28.1% | 38.6% |
| Alcott Elementary | 37.1% | 43.6% |
