Arbor Bay School
Private · Grades 1–8 · 29 students
Arroyo
1710 Arroyo Ave., San Carlos, CA 94070
Grades
4–5
Elementary
Students
290
Enrolled 2024–25
Students per teacher
22.2 : 1
Full-time teachers
District
San Carlos Elementary
San Mateo County
Schola Grade A · Excellent
Letter grade (A–F) · compared with 5,632 California elementary schools · How we grade
Percentiles compare this school with other California elementary schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).
About Arroyo
Arroyo is a public elementary school in San Carlos, California, serving grades 4–5. It is part of San Carlos Elementary. The school is located in a large suburb in San Mateo County.
In the 2024–25 school year, 290 students were enrolled, with about 22.2 students for every full-time teacher. That ratio is larger than the typical California elementary school (21.4 students per teacher). Its Schola Grade is A (excellent), compared with 5,632 California elementary schools.
Grades & enrollment
Students per grade, 2024–25Grades 4–5
Location & nearby schools
School details
- Type
- Public School · What this means
- Level
- Elementary
- Grades offered
- 4–5
- Enrollment (2024–25)
- 290 students
- Students per teacher
- 22.2 to 1
- Charter school
- No
- Magnet school
- No
- Locale
- Suburb — Large
- School district
- San Carlos Elementary
- County
- San Mateo County
- NCES school ID
- 063429013998
Schools near Arroyo
All 12 schools in San Carlos →
Brittan Acres Elementary
Public · Grades K–3 · 411 students
St. Charles School
Private · Grades K–8 · 263 students
White Oaks Elementary
Public · Grades K–3 · 250 students
Arundel Elementary
Public · Grades K–3 · 388 students
Heather Elementary
Public · Grades K–3 · 320 students
School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.