[+] Show Closed Private Schools in San Mateo, California

San Mateo, California Private Schools (Closed)

Newton

Gr: K-8 | 243 students

Specialized Curriculum

1157 Chess Drive Ste 100

San Mateo, CA 94404

(650) 345-4043

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San Mateo, CA Private School Trends (10-Year)

Private Schools

+17.9% (+5 schools) 10-yr

5,190

Students

+18.5% (+810 students) 10-yr

$24,922

Avg. Tuition

+21.7% (+$4,442) 10-yr

Avg. Class Size

-5.9% (-1 student) 10-yr

41%

Students of Color

-16.3% (-8.0 pp) 10-yr

9:1

Student-Teacher Ratio

-25.0% (-3.0) 10-yr

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Enrollment & Diversity

Category

This Town (San Mateo)

This State (CA)

# Schools

33 Schools

3,910 Schools

View Data

Trends in Total Number of Private Schools
Year	San Mateo, CA Total Schools
2025	33
2024	31
2023	30
2022	27
2021	28
2020	28
2019	28
2018	28
2017	26
2016	26
2015	28

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# Students

5,190 Students

659,293 Students

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Trends in the Average Number of Students Per Private School
Year	San Mateo, CA Avg	California (CA)	National
2025	179	180	179
2024	190	175	172
2023	187	181	174
2022	195	189	185
2021	197	185	180
2020	196	179	171
2019	195	179	175
2018	176	173	172
2017	191	179	180
2016	183	173	178
2015	168	162	167

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% Students of Color

41%

52%

View Data

Percentage of Students of Color Trends (2015-2025)
Year	San Mateo, CA Avg	California (CA)	National
2025	41%	51%	34%
2024	41%	51%	34%
2023	39%	50%	33%
2022	38%	48%	33%
2021	44%	48%	32%
2020	44%	48%	32%
2019	47%	48%	31%
2018	45%	47%	31%
2017	46%	50%	32%
2016	45%	49%	32%
2015	49%	49%	32%

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0.69

0.74

View Data

Diversity Score Trends
Year	San Mateo, CA Avg	California (CA)	National
2025	0.69	0.74	0.65
2024	0.69	0.74	0.65
2023	0.68	0.74	0.65
2022	0.69	0.73	0.64
2021	0.71	0.73	0.64
2020	0.71	0.73	0.64
2019	0.69	0.73	0.63
2018	0.70	0.73	0.63
2017	0.68	0.72	0.61
2016	0.67	0.72	0.61
2015	0.67	0.72	0.61

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Show more data/charts: racial breakdown

# American Indian Students

46 Students

3,575 Students

% American Indian Students

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Percentage of Private School Students of American Indian Trends
Year	San Mateo, CA Avg	California (CA)	National
2025	1%	1%	1%
2024	1%	1%	1%
2023	2%	1%	1%
2022	2%	1%	2%
2021	5%	1%	1%
2020	5%	1%	1%
2019	5%	2%	1%
2018	6%	1%	2%
2017	5%	1%	1%
2016	5%	1%	1%
2015	5%	2%	1%

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# Asian Students

963 Students

71,780 Students

% Asian Students

19%

11%

View Data

Asian Student Percentage Trends
Year	San Mateo, CA Avg	California (CA)	National
2025	19%	11%	5%
2024	19%	11%	5%
2023	16%	11%	5%
2022	15%	10%	4%
2021	14%	10%	4%
2020	14%	10%	4%
2019	10%	10%	4%
2018	10%	10%	4%
2017	11%	10%	4%
2016	12%	10%	4%
2015	12%	10%	4%

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# Hispanic Students

177 Students

104,409 Students

% Hispanic Students

16%

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Hispanic Student Percentage Trends
Year	San Mateo, CA Avg	California (CA)	National
2025	4%	16%	9%
2024	4%	16%	9%
2023	5%	16%	9%
2022	8%	16%	8%
2021	9%	16%	9%
2020	9%	16%	9%
2019	9%	16%	8%
2018	10%	17%	8%
2017	10%	17%	8%
2016	10%	17%	8%
2015	11%	17%	8%

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# Black Students

57 Students

30,223 Students

% Black Students

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Black Student Percentage Trends
Year	San Mateo, CA Avg	California (CA)	National
2025	1%	5%	7%
2024	1%	5%	7%
2023	1%	5%	8%
2022	1%	4%	7%
2021	1%	5%	7%
2020	1%	5%	8%
2019	1%	4%	7%
2018	1%	4%	7%
2017	1%	5%	7%
2016	1%	5%	7%
2015	1%	5%	8%

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# White Students

2,069 Students

235,771 Students

% White Students

41%

37%

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White Student Percentage Trends
Year	San Mateo, CA Avg	California (CA)	National
2025	41%	37%	52%
2024	41%	37%	52%
2023	46%	38%	52%
2022	46%	40%	54%
2021	45%	40%	54%
2020	45%	40%	54%
2019	47%	41%	56%
2018	47%	41%	56%
2017	51%	43%	58%
2016	51%	43%	58%
2015	52%	43%	58%

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# Hawaiian Students

42 Students

5,499 Students

% Hawaiian Students

# Two or more races Students

n/a

% of Two or more races Students

n/a

# Others Students

1,681 Students

188,336 Students

% of Others Students

33%

29%

View Data

Other Races Student Percentage Trends
Year	San Mateo, CA Avg	California (CA)	National
2025	33%	29%	26%
2024	33%	29%	26%
2023	29%	28%	25%
2022	27%	28%	25%
2021	25%	27%	25%
2020	25%	27%	24%
2019	27%	26%	24%
2018	25%	26%	23%
2017	22%	24%	22%
2016	21%	24%	22%
2015	19%	23%	21%

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All Ethnic Groups

Academics

# Teachers

594 Teachers

55,641 Teachers

Average Student-Teacher Ratio

9:1

12:1

View Data

Student-Teacher Ratio Trends (2015-2025)
Year	San Mateo, CA Avg	California (CA)	National
2025	9:1	12:1	11:1
2024	9:1	12:1	11:1
2023	10:1	12:1	11:1
2022	9:1	12:1	11:1
2021	9:1	13:1	11:1
2020	9:1	13:1	12:1
2019	10:1	12:1	12:1
2018	11:1	12:1	12:1
2017	12:1	13:1	12:1
2016	12:1	13:1	12:1
2015	12:1	13:1	12:1

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% Average Faculty w/Advanced Degree

70%

59%

View Data

Percentage of Faculty With Advanced Degrees Trends (2015-2025)
Year	San Mateo, CA Avg	California (CA)	National
2025	70%	59%	55%
2024	70%	58%	54%
2023	70%	58%	54%
2022	66%	59%	54%
2021	73%	59%	54%
2020	73%	58%	54%
2019	73%	58%	53%
2018	61%	58%	53%
2017	59%	58%	53%
2016	47%	57%	52%
2015	18%	57%	52%

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Average Class Size

16 students

17 students

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Class Size Trends (2015-2025)
Year	San Mateo, CA Avg	California (CA)	National
2025	16	17	15
2024	15	17	15
2023	15	17	15
2022	16	17	15
2021	15	17	15
2020	15	17	15
2019	15	17	15
2018	15	17	15
2017	15	17	15
2016	16	17	15
2015	17	17	15

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Average Number of AP Courses

12 courses

15 courses

View Data

Trends in Average Number of AP Courses Offered
Year	San Mateo, CA Avg	California (CA)	National
2025	12	15	13
2024	12	14	12
2023	12	13	11
2022	17	13	11
2021	17	13	11
2020	17	13	11
2019	18	13	11
2018	13	13	11
2017	13	12	10
2016	13	12	10
2015	9	11	10

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Average SAT score

895

(Out of 1600)

1264

View Data

SAT Score Trends (2017-2025)
Year	San Mateo, CA Avg	California (CA)	National
2025	895	1261	1233
2024	895	1248	1230
2023	895	1246	1228
2022	1090	1250	1229
2021	1090	1249	1229
2020	1090	1244	1226
2019	1252	1239	1226
2018	1090	1237	1226
2017	1500	1252	1233

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Tuition & Aid

Average Yearly Tuition Cost

$24,922

$18,350

View Data

Tuition Cost Trends (2015-2025)
Year	San Mateo, CA Avg	California (CA)	National
2025	$24,745	$18,076	$15,012
2024	$24,724	$17,195	$13,254
2023	$24,514	$16,660	$12,626
2022	$27,478	$15,979	$12,187
2021	$28,835	$15,298	$11,800
2020	$26,786	$14,748	$11,512
2019	$28,701	$14,369	$11,293
2018	$22,724	$13,813	$11,017
2017	$21,988	$13,422	$10,708
2016	$20,580	$12,852	$10,356
2015	$20,480	$11,932	$9,939

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Average Summer Program Cost

$605

$1,062

View Data

Summer Program Cost Trends (2023-2025)
Year	San Mateo, CA Avg	California (CA)	National
2025	$605	$1,044	$1,152
2024	$575	$999	$1,128
2023	$575	$1,039	$1,156

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Average % on Financial Aid

19%

29%

View Data

Percent on Financial Aid Trends (2015-2025)
Year	San Mateo, CA Avg	California (CA)	National
2025	19%	29%	34%
2024	21%	29%	34%
2023	22%	29%	34%
2022	19%	28%	33%
2021	21%	28%	33%
2020	21%	28%	32%
2019	21%	27%	31%
2018	24%	27%	30%
2017	21%	27%	30%
2016	21%	26%	29%
2015	19%	25%	28%

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Average Financial Aid Grant

$10,695

$9,066

View Data

Financial Aid Grant Trends (2015-2025)
Year	San Mateo, CA Avg	California (CA)	National
2025	$10,695	$8,932	$7,073
2024	$10,695	$8,712	$6,930
2023	$10,478	$8,186	$6,469
2022	$12,394	$8,205	$6,289
2021	$8,180	$7,081	$6,055
2020	$8,180	$6,794	$5,921
2019	$12,884	$6,413	$5,795
2018	$6,339	$5,977	$5,456
2017	$6,339	$5,752	$5,319
2016	$6,339	$5,279	$5,105
2015	$4,550	$5,100	$5,030

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Average Endowment Size

$5 million

$31.26 million

Admissions & Athletics

Average Acceptance Rate

63%

80%

View Data

Acceptance Rate Trends (2015-2025)
Year	San Mateo, CA Avg	California (CA)	National
2025	63%	80%	81%
2024	60%	84%	85%
2023	60%	84%	85%
2022	49%	84%	85%
2021	50%	84%	85%
2020	50%	84%	85%
2019	50%	84%	85%
2018	65%	84%	85%
2017	65%	85%	85%
2016	53%	84%	85%
2015	95%	84%	85%

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Average Number of Extracurriculars

11 extracurriculars

9 extracurriculars

Average Number of Sports

6 sports

7 sports

Frequently Asked Questions

What are the top ranked private schools in San Mateo, CA?

The private schools in San Mateo, CA include Junipero Serra High School, The Burkard School, and The Carey School.

How many private schools are located in San Mateo?

33 private schools are located in San Mateo.

How much do private schools cost in San Mateo?

The average tuition cost is $24,922, which is higher than the California private school average tuition cost of $18,350.

How diverse are private schools in San Mateo?

San Mateo private schools are approximately 41% minority students, which is lower than the California private school average of 52%.

What percentage of students in San Mateo go to private school?

26% of all K-12 students in San Mateo are educated in private schools (compared to the CA state average of 10%).

What percentage of private schools are religiously affiliated in San Mateo?

30% of private schools in San Mateo are religiously affiliated (most commonly Catholic and Episcopal).

Which private schools in San Mateo are often viewed compared to one another?

Popular comparisons of private schools in San Mateo include: Fusion Academy San Mateo vs. Fusion Academy San Mateo - Foster City, Fusion Academy San Mateo - Foster City vs. Fusion Academy San Mateo

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Quick Facts (2026-27)

Quick Facts (2026-27)

Top Ranked San Mateo Private Schools (2026-27)

San Mateo, California Private Schools (Closed)

San Mateo, CA Private School Trends (10-Year)

Trends in Total Number of Private Schools

Trends in the Average Number of Students Per Private School

Percentage of Students of Color Trends (2015-2025)

Diversity Score Trends

Percentage of Private School Students of American Indian Trends

Asian Student Percentage Trends

Hispanic Student Percentage Trends

Black Student Percentage Trends

White Student Percentage Trends

Other Races Student Percentage Trends

Student-Teacher Ratio Trends (2015-2025)

Percentage of Faculty With Advanced Degrees Trends (2015-2025)

Class Size Trends (2015-2025)

Trends in Average Number of AP Courses Offered

SAT Score Trends (2017-2025)

Tuition Cost Trends (2015-2025)

Summer Program Cost Trends (2023-2025)

Percent on Financial Aid Trends (2015-2025)

Financial Aid Grant Trends (2015-2025)

Acceptance Rate Trends (2015-2025)

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