For the 2025-26 school year, there are 10 private high schools serving 2,977 students in Napa County, CA.
The top ranked private high schools in Napa County, CA include St. Helena Montessori School And Farm, Napa Christian Campus Of Education, and Kolbe Academy.
The average acceptance rate is 98%, which is higher than the California private high school average acceptance rate of 78%.
Top Ranked Napa County Private High Schools (2025-26)
School
Location
Quick Facts
4026 Maher St
Napa, CA 94558
(707) 255-0950
Napa, CA 94558
(707) 255-0950
Gr: 9-12 | 660 students Avg. class size: 24 students Sports: 16 | Extracurrculars: 11 Tuition listed
Kolbe Academy![Kolbe Academy Photo - Kole Academy is an authentically Catholic and customizable home education. Our programs allow parents to tailor your children's formation in the Catholic tradition, with a classical approach.]( "Kolbe Academy Photo - Kole Academy is an authentically Catholic and customizable home education. Our programs allow parents to tailor your children's formation in the Catholic tradition, with a classical approach.")
Alternative School (Catholic)
1600 F Street
Napa, CA 94559
(707) 255-6499
Napa, CA 94559
(707) 255-6499
Gr: PK-12 | 1,597 student Tuition listed
Napa Christian Campus Of Education![Napa Christian Campus Of Education Photo]( "Napa Christian Campus Of Education Photo")
(Seventh Day Adventist)
2201 Pine St
Napa, CA 94559
(707) 255-5233
Napa, CA 94559
(707) 255-5233
Gr: K-12 | 148 students Avg. class size: 20 students Sports: 3 | Extracurrculars: 2 Tuition & acceptance rate listed
St. Helena Montessori School And Farm![St. Helena Montessori School And Farm Photo - St. Helena Montessori 880 College Ave. St. Helena Ca. 94574]( "St. Helena Montessori School And Farm Photo - St. Helena Montessori 880 College Ave. St. Helena Ca. 94574")
Montessori School
880 College Avenue
Saint Helena, CA 94574
(707) 963-1527
Saint Helena, CA 94574
(707) 963-1527
Gr: PK-12 | 266 students Avg. class size: 20 students Sports: 4 | Extracurrculars: 3
Calvary Baptist Christian Academy
(Baptist)
117 Theresa Ave
American Canyon, CA 94503
(707) 642-1143
American Canyon, CA 94503
(707) 642-1143
Gr: K-11 | 56 students
Calvary Christian Academy
(Christian)
2645 Laurel Street
Napa, CA 94558
(707) 252-2191
Napa, CA 94558
(707) 252-2191
Gr: PK-9 | 10 students Avg. class size: 15 students Tuition listed
Grace Academy Of Napa Valley
(Baptist)
3765 Solano Ave
Napa, CA 94558
(707) 255-4033
Napa, CA 94558
(707) 255-4033
Gr: K-12 | 34 students
Hopewell Baptist Christian Academy
(Baptist)
3755 Linda Vista Ave
Napa, CA 94558
(707) 252-0322
Napa, CA 94558
(707) 252-0322
Gr: K-12 | 38 students Sports: 2 Tuition listed
Kolbe Academy & Trinity Prep
(Catholic)
2055 Redwood Rd.
Napa, CA 94558
(707) 258-9030
Napa, CA 94558
(707) 258-9030
Gr: K-12 | 162 students Avg. class size: 15 students Tuition listed
Napa County Private Schools (Closed)
School
Location
Quick Facts
Aldea School (Closed 2015)
Special Education School
4002 Jefferson St
Napa, CA 94558
(707) 224-5510
Napa, CA 94558
(707) 224-5510
Gr: 7-12 | 10 students
Harvest Christian Academy (Closed 2022)
(Christian)
2800 Jefferson St. Suite 7
Napa, CA 94558
(707) 889-0190
Napa, CA 94558
(707) 889-0190
Gr: 1-12 | 123 students Tuition listed
The Oxbow School (Closed 2024)
Special Program Emphasis
530 3rd Street
Napa, CA 94559
(707) 255-6000
Napa, CA 94559
(707) 255-6000
Gr: 10-12 | 45 students Avg. class size: 15 students Tuition listed
983 Napa St
Napa, CA 94559
(707) 224-8388
Napa, CA 94559
(707) 224-8388
Gr: K-8 | 130 students
Frequently Asked Questions
What are the top ranked private high schools in Napa County, CA?
The top ranked private high schools in Napa County, CA include St. Helena Montessori School And Farm, Napa Christian Campus Of Education, and Kolbe Academy.
How many private high schools are located in Napa County?
10 private high schools are located in Napa County.
How diverse are private high schools in Napa County?
Napa County private high schools are approximately 25% minority students, which is lower than the California private school average of 49%.
Recent Articles
A Parent’s Guide to 2025 High School Teaching Methods
Understand today’s top high school teaching methods—how they work, why they matter, and what parents should look for in 2025.
Social-Emotional Learning 2025: Education’s Hidden Symphony
Explore how social-emotional learning (SEL) has matured by 2025—impact, trends, policy, and why it’s the hidden symphony in modern education.
Dual Enrollment Bridge: Save Time & Cost in High School–College
How dual enrollment bridges high school and college to save time and money, boost readiness, and improve access to scholarships
