The top-ranked public preschools in California are Ormondale Elementary School, Temecula Valley Charter and Ramona Community Montessori. The cities and towns with the highest concentration of top-ranked public preschools are Mill Valley, Granite Bay and La Canada Flintridge.
A school's overall testing rank is based on a it's combined math and reading proficiency test score ranking. The average percentage of students achieving math proficiency in California is 34%. The percentage of students achieving reading proficiency is 47%.
Top-Ranked Public Preschools in California (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Student Proficiency
Grades
Location
Rank: #11.
Ormondale Elementary School
(Math: ≥90% | Reading: 80-89%)
Rank:
Rank:
10/
Top 5%10
Math: ≥90% (Top 1%)
Reading: 80-89% (Top 5%)
Grades: PK-3
200 Shawnee Pass
Portola Valley, CA 94028
(650) 851-1777
Portola Valley, CA 94028
(650) 851-1777
Rank: #22.
Temecula Valley Charter
Charter School
(Math: 39% | Reading: 65%)
Rank:
Rank:
8/
Top 30%10
Math: 39% (Top 50%)
Reading: 65% (Top 20%)
Grades: PK-8
35755 Abelia St.
Winchester, CA 92596
(951) 294-6775
Winchester, CA 92596
(951) 294-6775
Rank: #33.
Ramona Community Montessori
Alternative School
(Math: 35-39% | Reading: 55-59%)
Rank:
Rank:
7/
Top 50%10
Math: 35-39% (Top 50%)
Reading: 55-59% (Top 30%)
Grades: PK-6
1010 Ramona St.
Ramona, CA 92065
(760) 787-3600
Ramona, CA 92065
(760) 787-3600
Rank: #44.
Alexander Rose Elementary School
(Math: 43% | Reading: 51%)
Rank:
Rank:
7/
Top 50%10
Math: 43% (Top 30%)
Reading: 51% (Top 50%)
Grades: PK-6
250 Roswell Dr.
Milpitas, CA 95035
(408) 635-2668
Milpitas, CA 95035
(408) 635-2668
Rank: #55.
California Virtual San Mateo
Charter School
(Math: 35% | Reading: 58%)
Rank:
Rank:
7/
Top 50%10
Math: 35% (Top 50%)
Reading: 58% (Top 30%)
Grades: PK-12
50 Moreland Rd.
Simi Valley, CA 93065
(805) 581-0202
Simi Valley, CA 93065
(805) 581-0202
Rank: #66.
California Virtual @ Sonoma
Charter School
(Math: 27% | Reading: 51%)
Rank:
Rank:
6/
Top 50%10
Math: 27% (Bottom 50%)
Reading: 51% (Top 50%)
Grades: PK-12
50 Morland Rd.
Simi Valley, CA 93065
(805) 581-0202
Simi Valley, CA 93065
(805) 581-0202
Rank: #77.
California Virtual @ San Diego
Charter School
(Math: 27% | Reading: 49%)
Rank:
Rank:
6/
Top 50%10
Math: 27% (Bottom 50%)
Reading: 49% (Top 50%)
Grades: PK-12
50 Moreland Rd.
Simi Valley, CA 93065
(805) 581-0202
Simi Valley, CA 93065
(805) 581-0202
Rank: #88.
Ellerhorst Elementary School
(Math: 35-39% | Reading: 35-39%)
Rank:
Rank:
6/
Top 50%10
Math: 35-39% (Top 50%)
Reading: 35-39% (Bottom 50%)
Grades: PK-6
3501 Pinole Valley Rd.
Pinole, CA 94564
(510) 231-1426
Pinole, CA 94564
(510) 231-1426
Rank: #99.
California Virtual At Sutter
Charter School
(Math: 26% | Reading: 45%)
Rank:
Rank:
5/
Bottom 50%10
Math: 26% (Bottom 50%)
Reading: 45% (Top 50%)
Grades: PK-12
50 Moreland Rd.
Simi Valley, CA 93065
(805) 581-0202
Simi Valley, CA 93065
(805) 581-0202
Rank: #1010.
California Virtual Academy At Kings
Charter School
(Math: 23% | Reading: 46%)
Rank:
Rank:
5/
Bottom 50%10
Math: 23% (Bottom 50%)
Reading: 46% (Top 50%)
Grades: PK-12
50 Moreland Rd.
Simi Valley, CA 93065
(805) 581-0202
Simi Valley, CA 93065
(805) 581-0202
Rank: #1111.
California Virtual @ Los Angeles
Charter School
(Math: 22% | Reading: 40%)
Rank:
Rank:
5/
Bottom 50%10
Math: 22% (Bottom 50%)
Reading: 40% (Bottom 50%)
Grades: PK-12
50 Moreland Rd.
Simi Valley, CA 93065
(805) 581-0202
Simi Valley, CA 93065
(805) 581-0202
Rank: #1212.
California Virtual At Fresno
Charter School
(Math: 21% | Reading: 40%)
Rank:
Rank:
4/
Bottom 50%10
Math: 21% (Bottom 50%)
Reading: 40% (Bottom 50%)
Grades: PK-12
50 Moreland Rd.
Simi Valley, CA 93065
(805) 581-0202
Simi Valley, CA 93065
(805) 581-0202
Rank: #1313.
Meiners Oaks Elementary School
(Math: 15-19% | Reading: 40-44%)
Rank:
Rank:
4/
Bottom 50%10
Math: 15-19% (Bottom 50%)
Reading: 40-44% (Top 50%)
Grades: K
400 South Lomita Ave.
Ojai, CA 93023
(805) 640-4378
Ojai, CA 93023
(805) 640-4378
Rank: #1414.
Fair Oaks Elementary School
(Math: 15-19% | Reading: 15-19%)
Rank:
Rank:
2/
Bottom 50%10
Math: 15-19% (Bottom 50%)
Reading: 15-19% (Bottom 50%)
Grades: PK-5
2400 Lisa Ln.
Pleasant Hill, CA 94523
(925) 685-4494
Pleasant Hill, CA 94523
(925) 685-4494
Rank: #1515.
Scholarship Prep - South Bay
Charter School
(Math: 14% | Reading: 20-24%)
Rank:
Rank:
2/
Bottom 50%10
Math: 14% (Bottom 50%)
Reading: 20-24% (Bottom 50%)
Grades: PK-8
24910 S. Avalon Blvd.
Wilmington, CA 90744
(424) 251-9957
Wilmington, CA 90744
(424) 251-9957
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