Sonoma Country Day School is an independent coed prep school for transitional kindergarten through eighth grade.
Sonoma Country Day School is committed to providing students with the techniques to advance their skills, values to enhance their relationships, and ideals to open their potential for leadership.
School activities, programs, and plans are meant to ensure student acquisition of high academic skills; develop attitudes that promote learning and success in secondary school and college; and maintain an exemplary community of educators, parents, trustees and school friends who model participation and leadership in the school and in the larger community.
Quick Stats (2025)
- Top Ranked CA School
- Grades: Prekindergarten-8
- Enrollment: 288 students
- Yearly Tuition: $33,500
- Acceptance rate: 70%
- Average class size: 16 students
- Application Deadline: Mar. 1 / rolling
- Source: Verified school update
Top Rankings
Sonoma Country Day School ranks among the top 20% of private schools in California for:
Category
Attribute
Student Body
School Overview
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
ADD/ADHD Support
Yes
Learning Difference Programs
Yes
Year Founded
1983
Summer School Offered
Yes
School Calendar
First Day of School
Fri. Aug 15, 2025
Student Body
Total Students
288 students
Student Body Type
Co-ed
% Students of Color
30%
State avg.: 51%
Students by Grade

Academics and Faculty
Total Classroom Teachers
42 teachers
Student : Teacher Ratio
7:1
National avg.: 13:1
% Faculty w/Advanced Degree
30%
Average Class Size
16 students
List of Courses Offered
Matriculation DataMatric. Data
Classroom Dress Code
Formal
khaki, navy, and white school uniform
Tuition and Acceptance Rate
Admission Deadline
Mar. 1 / rolling
Yearly Tuition Cost
$33,500
Tuition Notes
30% of students are receiving financial aid.
% on Financial Aid
30%
Average Financial Aid Grant
$10,000
Acceptance Rate
70%
National avg.: 81%
Admissions Director
Kelly Schmidt
Application URL
Sports
Total Sports Offered
4 sports
Sports
Extracurriculars
Total ExtracurricularsTotal Extra-curric.
11 extracurriculars
ExtracurricularsExtra-curric.
Club or Organization:
Entrepreneurship Club, Lego Robotics, Math Counts, Reader's Theater, Study Hall, Yearbook Committee
Arts and Music Programs:
Fall Drama Production, Glass Fusion, Private Music Lessons
Recreational Athletic Programs:
Dance, Girls on the Run
Entrepreneurship Club, Lego Robotics, Math Counts, Reader's Theater, Study Hall, Yearbook Committee
Arts and Music Programs:
Fall Drama Production, Glass Fusion, Private Music Lessons
Recreational Athletic Programs:
Dance, Girls on the Run
School Notes
- Sonoma Country Day School is an independent coed prep school for transitional kindergarten through eighth grade.
- Sonoma Country Day School is committed to providing students with the techniques to advance their skills, values to enhance their relationships, and ideals to open their potential for leadership.
- School activities, programs, and plans are meant to ensure student acquisition of high academic skills; develop attitudes that promote learning and success in secondary school and college; and maintain an exemplary community of educators, parents, trustees and school friends who model participation and leadership in the school and in the larger community.
- Sample of notable school alumni/alumnae:
- Max Thieriot '02 - Actor, Writer, Producer Fire Country SEAL Team
Source: Verified school update
Frequently Asked Questions
How much does Sonoma Country Day School cost?
Sonoma Country Day School's tuition is approximately $33,500 for private students.
What is the acceptance rate of Sonoma Country Day School?
The acceptance rate of Sonoma Country Day School is 70%, which is lower than the national average of 80%.
Who are famous alumni from Sonoma Country Day School?
Sonoma Country Day School famous alumni include: Max Thieriot '02.
What sports does Sonoma Country Day School offer?
Sonoma Country Day School offers 4 interscholastic sports: Basketball, Cross Country, Flag Football and Volleyball.
What is Sonoma Country Day School's ranking?
Sonoma Country Day School ranks among the top 20% of private schools in California for: Largest student body.
When is the application deadline for Sonoma Country Day School?
The application deadline for Sonoma Country Day School is Mar. 1 / rolling (applications are due on Mar. 1 but additional applications are reviewed year-round as space permits ).
School Reviews
Endorse Sonoma Country Day School. Endorsements should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
- Academic or athletic awards
Recent Articles

How To Use AI For Research: A High School Student's Guide
We introduce teenagers to AI as a powerful alternative to traditional search engines. This practical guide walks students through using AI tools like Perplexity and ChatGPT for academic research while maintaining intellectual integrity.

Podcasts That Will Change the Way You Think About Education
This article highlights a curated selection of podcasts that offer thought-provoking discussions, expert insights, and innovative ideas on various aspects of education. From exploring new teaching methods and technologies to discussing policy changes and social issues, these podcasts provide a wealth of knowledge and inspiration for anyone interested in education. Each podcast is briefly described, highlighting its unique focus and tone.

For-profit vs. Not-for-profit Schools
This comprehensive guide explores the differences between for-profit and not-for-profit private schools, discussing their organizational structures, advantages, and key considerations for parents. It emphasizes that a school's success is determined by its educational quality and management rather than its profit status.