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Email BoardMill School and Technology Academy
4030 South Workman Mill Road, Whittier, CA 90601-1795
Summary
Mill School and Technology Academy is underperforming.
Reading and math results average to the 67th percentile among comparable California schools.
56.6% of students met California's reading standard, but it is quickly trending down.
Math is weaker: 46.9% of students met California's math standard, and it is quickly trending down.
Proficiency stats
| Current Reading Proficiency | 56.6% |
| Current Math Proficiency | 46.9% |
| Reading State Rank | 1,395/4,657 (70th percentile) |
| Math State Rank | 1,722/4,657 (63rd percentile) |
School information
| Student / Teacher Ratio | 24:1 |
| Student enrollment (2024–25) | 341 |
| Low-Income Students | 216 (63.3%) |
| English Learners | 45 (13.2%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 1.7 points from last year and fell 10.5 points over the full period. Math fell 6.3 points from last year and fell 15.8 points over the full period.
•Math -15.8 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Only one group has a reportable reading result.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 53.9% to 58.7% across the grades shown. Overall, the school’s reading results rank in the top 30% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 15.1-point reading income gap is narrower than the 19.8-point gap at a typical California K–5 school. It widened over the period shown.
•English Learners vs English Native
30.8% of English learners meet the reading standard, compared with 55.8% of English-only students. The gap narrowed as English-learner results rose and English-only results fell.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
Only one group has a reportable math result.
Distribution of Scores by Grade
The share meeting the math standard ranges from 25.6% to 63.8% across the grades shown. Overall, the school’s math results rank in the top 37% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 28.7-point math income gap is wider than the 20.0-point gap at a typical California K–5 school. It widened over the period shown.
•English Learners vs English Native
23.1% of English learners meet the math standard, compared with 46.9% of English-only students. The gap narrowed as English-learner results rose and English-only results fell.
•Progress as students move up
2023–2026
How we compare income gaps
“Typical” means the median gap across 1,832 schools for reading and 1,839 for math. The comparison uses 2026 California K–5 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 Mill School and Technology Academy compare within the district?
Mill School and Technology Academy is No. 2 in both reading and math proficiency among the 8 K–5 schools in Whittier City with 2026 results.
Explore the district’s schoolsHow does Mill School and Technology Academy rank in California?
Mill School and Technology Academy ranks No. 1,395 of 4,657 in reading and No. 1,722 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 Mill School and Technology Academy compare within the district?
Low-income students here rank No. 1 in reading and No. 4 in math among 8 K–5 district schools with reportable 2026 results for this group. 52.4% meet the reading standard and 38.8% meet the math standard.
See results by student groupHow does Mill School and Technology Academy compare with other schools in Whittier?
Mill School and Technology Academy is No. 7 in both reading and math proficiency among the 18 K–5 schools in Whittier with 2026 results.
Explore schools in WhittierHow does Mill School and Technology Academy compare with other schools in Los Angeles County?
Mill School and Technology Academy is tied for No. 251 in reading and No. 329 in math proficiency among the 780 K–5 schools in Los Angeles County with 2026 results.
Explore schools in Los Angeles CountyWhich schools should I compare?
Schools serving K–5 in the same district.
| School | Math | Reading |
|---|---|---|
| Mill School and Technology AcademyThis school | 46.9% | 56.6% |
| Christian Sorensen Science Academy | 36.6% | 39.0% |
| Daniel Phelan Language Academy | 60.3% | 56.7% |
