Castlemont Elementary

Castlemont Elementary, a reasonably sized elementary campus in Campbell, California, one of the schools within Campbell Union, teaches 436 students, covering grades K through 5.

Across the 12 schools in Campbell Union (6,108 students total), Castlemont Elementary accounts for its share of the district's footprint.

On demographics, Castlemont Elementary shows that 56% of the student body identifies as Hispanic. The remainder comes out to 20% White, 11% Asian, 8% multiracial, 5% Black. The wider county runs roughly 25% Hispanic, putting the school's mix considerably more Hispanic than the area baseline.

On the resource side, Staff filings list 19 full-time-equivalent teachers, which works out to roughly 22.9:1 students per teacher. That tracks the state average closely. Roughly 51% of students at Castlemont Elementary qualify for free or reduced-price lunch, often used as a Title I proxy. That share is above Santa Clara County's rate of about 37%.

On a residual basis (actual vs predicted given the student mix), Castlemont Elementary sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 49.2%; this one delivers 37.4%.

Around the school, the surrounding county (Santa Clara County) shows that median household income runs about $164,281, roughly 57% of adults have completed at least a four-year degree, and roughly 4% of residents live below the federal poverty line. In all, Santa Clara County runs 412 public schools (combined enrollment of about 230,059 students), of which Castlemont Elementary is one.

Monroe Middle is the nearest neighboring public school, about 0.5 miles from this campus. Counting just inside five miles, 8 other public schools cluster around Castlemont Elementary. Among the 8 schools in that immediate cluster with test data (this one included), Castlemont Elementary ranks 4th on composite proficiency, ahead of the local average of 36.4%.

Geographically, the school is in an inner-city area. Castlemont Elementary operates as a public charter school, meaning it is publicly funded but governed independently of the surrounding district's traditional schools.

Trend over the last 7 years. Over the past 7-year window, the student count declined 35%: 672 students in 2018 compared to 436 in 2025. Class-load math has fell: from 24.0:1 in 2018 to 22.9:1 in 2025.

Within the allk12 community for this school, members of the Castlemont Elementary community share and discuss enrollment questions, classroom assignments, and PTA news. Members of the school community can share what they know.