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Largest California Private Preschools

Name: California Average Students Per School Trends (Pre-K)
Creator: Private School Review
License: https://www.privateschoolreview.com/terms

The average private preschool in California has 175 students (2026-27).

The largest private preschool in California is Mother Of Divine Grace School, with 6,206 students.

Quick Facts (26-27)

# CA Schools Ranked: 2,081
Top 20 Range (Students): 1,114–6,206
CA School Avg.: 175
National School Avg.: 187

Quick Facts (26-27)

# CA Schools Ranked: 2,081
Top 20 Range (Students): 1,114–6,206
CA School Avg.: 175
National School Avg.: 187

California Average Students Per School (Trends)

Total Growth: +14.5% (+22 since 2015)

View Data

Year	National avg	California (CA) avg	YoY Change (#)	YoY Change (%)
2025	191	174	▲ +5	▲ +3.0%
2024	187	169	▼ -4	▼ -2.3%
2023	185	173	▼ -1	▼ -0.6%
2022	188	174	▲ +4	▲ +2.4%
2021	184	170	▲ +4	▲ +2.4%
2020	179	166	▼ -2	▼ -1.2%
2019	182	168	▲ +4	▲ +2.4%
2018	181	164	▼ -2	▼ -1.2%
2017	183	166	▲ +3	▲ +1.8%
2016	181	163	▲ +11	▲ +7.2%
2015	173	152	—	—

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Source: National Center for Education Statistics (NCES) Private School Universe Survey (PSS), direct school submissions, and proprietary website research and analysis by Private School Review.

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Show school map — California (students range: 1,114–6,206, avg 175)

School Size Range: 852 6,206 Avg. School Size: 1,444

Frequently Asked Questions

What is the California average private preschools student size?

The California average private preschools student size is 175 for 2026-27.

What are the private preschools with the largest student size in California?

The top ranked private preschools in California include Mother Of Divine Grace School, Emerson Montessori School - Palo Alto and HeadsUp! Montessori Preschool - Palo Alto.

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