Borel Middle

Borel Middle is an intermediate school of moderately sized scale in San Mateo, California, one of the schools within San Mateo-Foster City, enrolling 903 students in grades 6 through 8. Enrollment runs roughly 37% above the state mean of about 659.

Borel Middle is one of 22 schools operated by San Mateo-Foster City, a district that serves 9,906 students overall.

On demographics, Borel Middle logs that 54% of students identify as Hispanic, with the remaining enrollment distributed across several groups. Beyond that, the school records 19% White, 15% Asian, 10% multiracial. That is visibly more Hispanic than the county at large, where the share is closer to 25%.

On the income-and-resources front, The school currently runs with 47 full-time-equivalent teachers, for a student-teacher ratio near 19.2:1. That figure is tighter than the state norm's 20.7:1 average. An estimated 46% of students are eligible for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. By comparison, San Mateo County runs at roughly 34%, so the school's eligibility rate is above the surrounding baseline.

On a residual basis (actual vs predicted given the student mix), Borel Middle tracks the demographic baseline. The model predicts 51.9% given the school's FRL share; actual proficiency is 44.3%.

Across the wider county, ACS estimates for San Mateo County put median household earnings sit near $158,855, roughly 54% of adults have completed at least a four-year degree, and roughly 4% of residents live below the federal poverty line. Across San Mateo County's 176 public schools (combined enrollment of about 82,403 students), Borel Middle is one campus in the mix.

Aragon High is the nearest neighboring public school, about 0.5 miles from this campus. Counting just inside five miles, 8 other public schools cluster around Borel Middle. Ranking that nearby cluster on reported proficiency puts Borel Middle at 6th of 9; the average score across the group is 50.8%.

The school occupies a downtown site.

Trend over the last 7 years. Over the past 7-year window, the student count edged down 16%: 1,078 students in 2018 compared to 903 in 2025. The Hispanic share of enrollment climbed from 43% to 54% over that span. Class-load math has fell: from 23.3:1 in 2018 to 19.2:1 in 2025.

On the community side, posts here usually surface around enrollment questions, classroom assignments, and PTA news. The community welcomes input from current and former families.