#1 Best Private Schools in the Diocese of Santa Rosa
St. Vincent De Paul High School
Parish school · Grades 9–12
Smaller classes than 81% of Catholic schools in California
Petaluma, CA
A+Overall grade169 students9 students per teacher
2026 lists
Best Private Schools in the Diocese of Santa Rosa
Private schools in the Diocese of Santa Rosa with the highest overall grades. Top 13 of 13 schools.
#2 Best Private Schools in the Diocese of Santa Rosa
St. Mary at the Angels Catholic School
Diocesan school · Grades Pre-K–8
The only Catholic school in Ukiah
Ukiah, CA
A+Overall grade152 students12 students per teacher
#3 Best Private Schools in the Diocese of Santa Rosa
The Presentation School
Independent Catholic school · Grades K–8
Smaller classes than 97% of Catholic schools in California
Sonoma, CA
A+Overall grade158 students8 students per teacher
#4 Best Private Schools in the Diocese of Santa Rosa
Cardinal Newman High School
Diocesan school · Grades 9–12
The smallest classes of any Catholic school in Santa Rosa
Santa Rosa, CA
A+Overall grade550 students11 students per teacher
#5 Best Private Schools in the Diocese of Santa Rosa
Justin-Siena
Independent Catholic school · Grades 9–12
98% of graduates go to four-year colleges
Napa, CA
A+Overall grade654 students14 students per teacher
#6 Best Private Schools in the Diocese of Santa Rosa
St. Francis Solano School
Parish school · Grades K–8
Smaller classes than 74% of Catholic schools in California
Sonoma, CA
A+Overall grade192 students13 students per teacher
#7 Best Private Schools in the Diocese of Santa Rosa
St. Helena Montessori School and Farm
Independent Catholic school · Grades Pre-K–12
The only Catholic school in Saint Helena
Saint Helena, CA
A+Overall grade198 students7 students per teacher
#8 Best Private Schools in the Diocese of Santa Rosa
St. Vincent De Paul Elementary School
Parish school · Grades K–8
Serving families in Petaluma since at least 2011
Petaluma, CA
B+Overall grade192 students18 students per teacher
#9 Best Private Schools in the Diocese of Santa Rosa
St. Eugene's Cathedral School
Independent Catholic school · Grades K–8
Serving families in Santa Rosa since at least 2011
Santa Rosa, CA
B+Overall grade87 students17 students per teacher
#10 Best Private Schools in the Diocese of Santa Rosa
St. Rose Elementary School
Parish school · Grades Pre-K–8
Serving families in Santa Rosa since at least 2011
Santa Rosa, CA
BOverall grade305 students22 students per teacher
#11 Best Private Schools in the Diocese of Santa Rosa
St. Bernard's Academy
Independent Catholic school · Grades Pre-K–12
The only Catholic school in Eureka
Eureka, CA
BOverall grade291 students12 students per teacher
#12 Best Private Schools in the Diocese of Santa Rosa
St. Apollinaris School
Diocesan school · Grades Pre-K–8
Growing: enrollment up 25% since 2011–12
Napa, CA
BOverall grade332 students21 students per teacher
#13 Best Private Schools in the Diocese of Santa Rosa
St. John the Baptist Catholic School
Diocesan school · Grades K–8
The only Catholic school in Healdsburg
Healdsburg, CA
BOverall grade293 students22 students per teacher
Grades compare each school's official facts, such as class size, how long it has served families and where graduates go, with similar schools. They're a starting point: visit, ask questions and trust what you see.