Action Day Primary Plus Allen School
Early childhood program · Grades Pre-K–K
The largest preschool in San Jose
San Jose, CA
B+Overall grade26 students26 students per teacher
Preschools in California
Early childhood programs and schools that end at kindergarten. 380 schools listed.
Largest preschools
Greenhouse Montessori School
Montessori school · Grades Pre-K–K
The only preschool in Visalia
Visalia, CA
A-Overall grade26 students9 students per teacher
Learning Pathways Kindergarten
Early childhood program · Grades Pre-K–K
The largest preschool in San Jose
San Jose, CA
B+Overall grade26 students9 students per teacher
Discovery School
Early childhood program · Grades Pre-K–K
One of 2 preschools in Tarzana
Tarzana, CA
B+Overall grade25 students25 students per teacher
Mulberry Tree Preschool
Early childhood program · Grades Pre-K–K
Small classes: about 6 students per teacher
Whittier, CA
A-Overall grade25 students6 students per teacher
Obrien Child Development Center
Early childhood program · Pre-K only
The only preschool in Auburn
Auburn, CA
B+Overall grade25 students13 students per teacher
University Montessori School
Montessori school · Grades Pre-K–K
Serving families in Irvine since at least 2011
Irvine, CA
B+Overall grade25 students12 students per teacher
Village Montessori Center
Montessori school · Grades Pre-K–K
One of 4 preschools in Mission Viejo
Mission Viejo, CA
B+Overall grade25 students8 students per teacher
Walnut Montessori Preschool Academy
Montessori school · Grades Pre-K–K
Smaller classes than 92% of preschools in California
West Covina, CA
AOverall grade25 students1 students per teacher
Academy on the Hill
Early childhood program · Kindergarten only
The only preschool in Aliso Viejo
Aliso Viejo, CA
A-Overall grade24 students7 students per teacher
Brookside Christian School
Early childhood program · Grades Pre-K–K
The only preschool in Stockton
Stockton, CA
B+Overall grade24 students12 students per teacher
Carlsbad Country Day School
Early childhood program · Grades Pre-K–K
Smaller classes than 87% of preschools in California
Carlsbad, CA
AOverall grade24 students1 students per teacher
Expanding Montessori
Montessori school · Kindergarten only
One of 17 preschools in Irvine
Irvine, CA
B+Overall grade24 students12 students per teacher
Great Foundations Montessori
Early childhood program · Grades Pre-K–K
Smaller classes than 76% of preschools in California
Irvine, CA
AOverall grade24 students2 students per teacher
Kids Castle Child Care Center
Early childhood program · Grades Pre-K–K
The smallest classes of any preschool in Inglewood
Inglewood, CA
AOverall grade24 students2 students per teacher
Montessori One
Montessori school · Grades Pre-K–K
The only preschool in Westlake Village
Westlake Village, CA
A-Overall grade24 students8 students per teacher
Murrieta Ranch Preschool
Early childhood program · Kindergarten only
Serving families in Murrieta since at least 2011
Murrieta, CA
B+Overall grade24 students12 students per teacher
Angela Preschool Kindergarten
Early childhood program · Kindergarten only
Serving families in San Gabriel since at least 2011
San Gabriel, CA
B+Overall grade23 students9 students per teacher
Kid Town USA Preschool-Montessori Academy
Montessori school · Grades Pre-K–K
A preschool in South Gate
South Gate, CA
B+Overall grade23 students23 students per teacher
Kiddie Academy of Fontana
Early childhood program · Grades Pre-K–K
One of 3 preschools in Fontana
Fontana, CA
B+Overall grade23 students12 students per teacher
La Petite Academy
Early childhood program · Grades Pre-K–K
The largest preschool in Elk Grove
Elk Grove, CA
B+Overall grade23 students23 students per teacher
Westpark Montessori School of Irvine
Montessori school · Grades Pre-K–K
Serving families in Irvine since at least 2011
Irvine, CA
B+Overall grade23 students12 students per teacher
Zion Christian Preschool Kindergarten
Early childhood program · Grades Pre-K–K
The only preschool in Fallbrook
Fallbrook, CA
B+Overall grade23 students10 students per teacher
Grace Lutheran Kindergarten
Early childhood program · Grades Pre-K–1
The largest preschool in Corona
Corona, CA
A-Overall grade22 students6 students per teacher
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