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Email BoardLyman Gilmore Middle
837 Gilmore Way, Grass Valley, CA 95945-8522
Summary
Lyman Gilmore Middle is underperforming.
Reading and math results average to the 43rd percentile among comparable California schools.
Only 41.2% of students met California's reading standard, but it is slowly trending up.
Math is weaker: 25.2% of students met California's math standard, but it is trending up slightly.
Proficiency stats
| Current Reading Proficiency | 41.2% |
| Current Math Proficiency | 25.2% |
| Reading State Rank | 940/1,734 (46th percentile) |
| Math State Rank | 1,041/1,735 (40th percentile) |
School information
| Student / Teacher Ratio | 20:1 |
| Student enrollment (2024–25) | 464 |
| Low-Income Students | 340 (73.3%) |
| English Learners | 15 (3.2%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 4.3 points from last year and rose 4.9 points over the full period. Math rose 1.2 points from last year and rose 2.8 points over the full period.
•Math +2.8 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
White and Two or more races students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 29.6% to 53.6% across the grades shown. Overall, the school’s reading results rank No. 940 of 1,734 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 20.7-point reading income gap is slightly wider than the 16.3-point gap at a typical California 5–8 school. It narrowed over the period shown.
•English Learners vs English Native
0.0% of English learners meet the reading standard, compared with 42.8% of English-only students. The gap widened as English-learner results held steady and English-only results rose.
Math Proficiency Scores
2026 state test results
Race and Ethnicity
White students have the strongest math results at about 26% proficiency. The other reported groups range from about 18% to 25%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 19.4% to 34.3% across the grades shown. Overall, the school’s math results rank No. 1,041 of 1,735 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 24.2-point math income gap is wider than the 15.3-point gap at a typical California 5–8 school. It widened over the period shown.
•English Learners vs English Native
English-learner math proficiency held steady at 0.0%, while English-only results rose. The gap widened.
Progress as students move up
2023–2026
How we compare income gaps
“Typical” means the median gap across 59 schools for reading and 60 for math. The comparison uses 2026 California 5–8 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 Lyman Gilmore Middle rank in California?
Lyman Gilmore Middle ranks No. 940 of 1,734 in reading and No. 1,041 of 1,735 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
