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Bancroft Elementary
Test scores
CAASPP 2023-24 . % met or exceeded standardWhat this means: On the CAASPP, California's statewide test, about 66 of every 100 students at this school read and write at grade level and about 71 of 100 do math at grade level. Across all California schools, those numbers are about 47 and 36. Reading and writing scores are down about 3 points since 2014, while math scores are up about 12 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 68% of students here test proficient in math and reading, compared with the roughly 66% typical for California schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among California's top nor bottom 10%.
7-year change
SY 2017-18 vs SY 2024-25About Bancroft Elementary
Bancroft Elementary operates as a middle-of-the-pack K-5 school in Walnut Creek, California, one of the schools within Mt. Diablo Unified. Current enrollment sits at 672 students spanning grades K through 5. By comparison, California's public schools average about 465 students each, so Bancroft Elementary sits 45% bigger than that benchmark.
Mt. Diablo Unified runs 50 schools in total, collectively educating 29,210 students. Bancroft Elementary is one of those campuses.
Looking at the student body, Bancroft Elementary records that the largest single group is White at 34%, but no single group is in the majority. Beyond that, the school records 28% Hispanic, 22% Asian, 15% multiracial.
Looking at the economic backdrop, On paper, Bancroft Elementary has 25 full-time-equivalent teachers, translating to a class-load average of around 26.9:1. The state averages around 22.3:1, so this campus is higher than the state norm typical. About 23% of enrolled students meet the income threshold for free or reduced-price lunch, often used as a Title I proxy. That share is lower than Contra Costa County's rate of about 45%.
After controlling for student poverty, Bancroft Elementary sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 66.0%; this one delivers 68.5%.
In the surrounding community, the surrounding county (Contra Costa County) logs that median household earnings sit near $127,229, about 45% of the adult population holds a bachelor's degree or above, and roughly 6% of residents live below the federal poverty line. Across Contra Costa County's 280 public schools (combined enrollment of about 167,423 students), Bancroft Elementary is one campus in the mix.
The closest other public school is Ygnacio Valley High, roughly 0.7 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. On composite proficiency, Bancroft Elementary comes 2nd of 8 in the immediate cluster, above the nearby-schools average of 42.7%.
Geographically, the school is in a high-density area.
Over the past 7-year window. Bancroft Elementary's enrollment has increased 7% since 2018, when it stood at 628 (now 672). Over the same period, the White share declined from 47% to 34%. The student-to-teacher ratio widened from 25.0:1 in 2018 to 26.9:1 today.
In the discussion threads here, posts here usually surface around science fair prep, picture-day reminders, and bus-route questions. Contributors range from current parents to recent graduates and teachers.
Contra Costa County at a glance
View full county profileQuick facts
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