Diablo Valley
Independent school · Ungraded
Concord, CA
2924 Clayton Rd Ste B, Concord, CA 94519
Overall grade: A-
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- AClass size
- B-Years serving families
What stands out
- Smaller classes than 65% of independent schools in California
In Concord, California, Diablo Valley is an independent private school. About 15 students attend, with roughly 5 students per teacher, smaller classes than 65% of independent schools in California. The school day runs about 8 hours, 169 days a year.
At a glance
- Grades
- Ungraded
- Students
- 15
- Teachers
- 2.8 (full-time equivalent)
- Students per teacher
- 5.4
- Boys and girls
- Coed · 7 girls, 8 boys
- Religious affiliation
- None (nonsectarian)
- Program
- Special program emphasis
- School day
- About 8 hours
- School year
- 169 days
- Graduates going to 4-year colleges
- About 0% (the school's estimate for the class before the survey)
- Library
- Yes
Reviews
Be the first to share what you love about Diablo Valley.
How it compares
- Smaller classes than 65% of independent schools in California (5 students per teacher).
- A smaller school: fewer students than 90% of independent schools in California.
- Compared with 156 independent schools in California.
Student body
Questions to ask on a tour
- What is tuition, and what does it include (books, fees, uniforms, trips)?
- Do you offer financial aid, sibling discounts or payment plans?
- Do you accept ESA, voucher or tax-credit scholarship funds?
- How big are classes in my child's grade?
- What support is there for students who need extra help or more challenge?
- Is the school accredited, and by whom?
- What do a typical day and a typical week look like?
- How does the school communicate with families?
Questions about Diablo Valley
What grades does Diablo Valley serve?
Diablo Valley serves ungraded.
How many students attend Diablo Valley?
About 15 students, with 5 students per teacher, according to official records.
How much is tuition at Diablo Valley?
Call the school to ask about tuition, financial aid and payment plans.
Official record · Updated October 2026 · Official search · Something wrong? Tell us
Other private schools nearby
The Concordia School
Montessori school · Grades Pre-K–6
The only Montessori school in Concord
Concord, CA0.1 mi
Montessori School of Concord
Montessori school · Grades Pre-K–K
Small classes: about 6 students per teacher
Concord, CA0.5 mi
Beginnings & Beyond Montessori Christian
Presbyterian · Montessori · Grades Pre-K–K
Smaller classes than 69% of preschools in California
Concord, CA0.5 mi
Calvary Christian
Christian school (nondenominational) · Grades 1–12
The smallest classes of any Christian school in Concord
Concord, CA0.6 mi
Queen of All Saints School
Diocesan school · Grades Pre-K–8
Growing: enrollment up 46% since 2011–12
Concord, CA0.8 mi
St. Agnes Elementary School
Parish school · Grades K–8
Smaller classes than 90% of Catholic schools in California
Concord, CA1.2 mi