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Email BoardWindsor Unified
Sonoma County school performance
Windsor Unified is badly underperforming.
Reading and math results average to the 38th percentile among California school districts.
Only 39.3% of students met California's reading standard, and it is trending down slightly.
Math is weaker: 26.1% of students met California's math standard, and it is trending down slightly.
| Current Reading Proficiency | 39.3% |
| Current Math Proficiency | 26.1% |
| District Reading Rank | 607 / 977 (38th percentile) |
| District Math Rank | 613 / 977 (37th percentile) |
| Student / Teacher Ratio | 19:1 |
| Spend per Student | $17,922 |
| Schools in District | 7 |
| Student Enrollment | 4,787 |
| Low-Income Students | 1,790 (49.5%) |
| English Learners | 410 (11.3%) |
District Website
Great Schools
Niche
Ed-Data
CAASPPTest score trends
Reading fell 1.4 points from last year and fell 2.7 points over the full period. Math fell 1.6 points from last year and fell 0.5 points over the full period.
•Math -0.5 percentage pointsBoard Members
| name | elected | up for re-election |
|---|---|---|
Bill Adams Board Member [email protected] | 2019 | 2028 |
Malinalli Lopez Board Member [email protected] | 2020 | 2028 |
Paul Cogorno Board Member [email protected] | 2022 | 2026This year! |
Rich Carnation Board Member [email protected] | 2019 | 2026This year! |
Stephanie Ahmad Board Member [email protected] | 2019 | 2026This year! |
Expand for details on low-income and english learner performance
Reading Proficiency Scores
Comparison of low-income and English learner groups using district-level CAASPP proficiency data.
Low-Income vs Non-Low-Income
Low-income students trail other students by 26.7 points in reading. It widened slightly over the period shown.
•English Learners vs English Native
5.3% of English learners meet the reading standard, compared with 46.3% of English-only students. The gap narrowed as English-learner results fell and English-only results fell.
•Math Proficiency Scores
Comparison of low-income and English learner groups using district-level CAASPP proficiency data.
Low-Income vs Non-Low-Income
Low-income students trail other students by 21.3 points in math. It widened over the period shown.
•
English Learners vs English Native
5.4% of English learners meet the math standard, compared with 31.1% of English-only students. The gap narrowed as English-learner results rose and English-only results fell.
•District School Map
Schools in this district, color-coded by reading proficiency.
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Hover over a school marker to see details
Schools
Understanding this district
How does Windsor Unified rank in California?
Windsor Unified ranks No. 607 of 977 in reading and No. 613 of 977 in math for 2026. These proficiency rankings compare districts across all district types.
How much do results vary between Windsor Unified’s schools?
Among the 2 schools serving K–8, proficiency ranges from 35.6% to 51.5% in reading and 27.1% to 35.3% in math.
See the district’s schoolsAre results improving across Windsor Unified’s schools?
Over 2024–2026, reading proficiency rose at 1 of 6 schools with results covering that full period; math rose at 3 of 6.
Compare school trendsHow do low-income students in Windsor Unified compare with other districts?
Low-income reading proficiency is 28.0%, compared with 35.1% at a typical California unified district. In math, it is 17.0%, compared with 23.6%.
See student-group resultsWhich districts should I compare with Windsor Unified?
Unified districts in Sonoma County. Peers have the closest enrollment sizes.
| District | Math | Reading |
|---|---|---|
| Windsor UnifiedThis district | 26.1% | 39.3% |
| Sonoma Valley Unified | 19.8% | 33.6% |
| Cotati-Rohnert Park Unified | 27.0% | 42.2% |
How we compare low-income results
“Typical” is the median across 339 California unified districts with 2026 results, a reported low-income population, and at least 20 low-income tested students in each subject. Each district counts once. This compares proficiency for low-income students, rather than the gap between income groups.
