Petaluma, CA Private School Trends (10-Year)

Private Schools

+37.5% (+3 schools) 10-yr

1,070

Students

+8.0% (+79 students) 10-yr

$13,464

Avg. Tuition

Avg. Class Size

+5.3% (+1 student) 5-yr

34%

Students of Color

+78.9% (+15.0 pp) 10-yr

8:1

Student-Teacher Ratio

-27.3% (-3.0) 10-yr

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Enrollment & Diversity

Category

This Town (Petaluma)

This State (CA)

# Schools

11 Schools

3,908 Schools

View Data

Showing 2016–2025. Full 11-year historical data available below ↓

Trends in Total Number of Private Schools
Year	Petaluma, CA Total Schools
2025	11
2024	11
2023	11
2022	10
2021	10
2020	11
2019	10
2018	10
2017	10
2016	10
2015	8

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# Students

1,070 Students

659,578 Students

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Showing 2016–2025. Full 11-year historical data available below ↓

Trends in the Average Number of Students Per Private School
Year	Petaluma, CA Avg	California (CA)	National
2025	107	180	179
2024	107	175	172
2023	99	181	174
2022	100	189	185
2021	97	185	180
2020	91	179	171
2019	124	179	175
2018	124	173	172
2017	124	179	180
2016	126	173	178
2015	142	162	167

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% Students of Color

34%

52%

View Data

Showing 2016–2025. Full 11-year historical data available below ↓

Percentage of Students of Color Trends (2015-2025)
Year	Petaluma, CA Avg	California (CA)	National
2025	34%	51%	34%
2024	34%	51%	34%
2023	35%	50%	33%
2022	27%	48%	33%
2021	27%	48%	32%
2020	27%	48%	32%
2019	25%	48%	31%
2018	25%	47%	31%
2017	21%	50%	32%
2016	21%	49%	32%
2015	19%	49%	32%

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0.68

0.74

View Data

Showing 2016–2025. Full 11-year historical data available below ↓

Diversity Score Trends
Year	Petaluma, CA Avg	California (CA)	National
2025	0.68	0.74	0.65
2024	0.68	0.74	0.65
2023	0.68	0.74	0.65
2022	0.65	0.73	0.64
2021	0.65	0.73	0.64
2020	0.65	0.73	0.64
2019	0.61	0.73	0.63
2018	0.61	0.73	0.63
2017	0.53	0.72	0.61
2016	0.53	0.72	0.61
2015	0.45	0.72	0.61

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Show more data/charts: racial breakdown

# American Indian Students

6 Students

3,574 Students

% American Indian Students

View Data

Showing 2016–2025. Full 11-year historical data available below ↓

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

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# Asian Students

56 Students

71,778 Students

% Asian Students

11%

View Data

Showing 2016–2025. Full 11-year historical data available below ↓

Asian Student Percentage Trends
Year	Petaluma, CA Avg	California (CA)	National
2025	5%	11%	5%
2024	5%	11%	5%
2023	7%	11%	5%
2022	6%	10%	4%
2021	6%	10%	4%
2020	6%	10%	4%
2019	4%	10%	4%
2018	4%	10%	4%
2017	2%	10%	4%
2016	2%	10%	4%
2015	2%	10%	4%

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# Hispanic Students

149 Students

104,405 Students

% Hispanic Students

14%

16%

View Data

Showing 2016–2025. Full 11-year historical data available below ↓

Hispanic Student Percentage Trends
Year	Petaluma, CA Avg	California (CA)	National
2025	14%	16%	9%
2024	14%	16%	9%
2023	14%	16%	9%
2022	11%	16%	8%
2021	11%	16%	9%
2020	11%	16%	9%
2019	11%	16%	8%
2018	11%	17%	8%
2017	8%	17%	8%
2016	8%	17%	8%
2015	9%	17%	8%

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# Black Students

35 Students

30,221 Students

% Black Students

View Data

Showing 2016–2025. Full 11-year historical data available below ↓

Black Student Percentage Trends
Year	Petaluma, CA Avg	California (CA)	National
2025	3%	5%	7%
2024	3%	5%	7%
2023	3%	5%	8%
2022	2%	4%	7%
2021	2%	5%	7%
2020	2%	5%	8%
2019	3%	4%	7%
2018	3%	4%	7%
2017	2%	5%	7%
2016	2%	5%	7%
2015	3%	5%	8%

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# White Students

480 Students

235,736 Students

% White Students

45%

37%

View Data

Showing 2016–2025. Full 11-year historical data available below ↓

White Student Percentage Trends
Year	Petaluma, CA Avg	California (CA)	National
2025	45%	37%	52%
2024	45%	37%	52%
2023	49%	38%	52%
2022	50%	40%	54%
2021	50%	40%	54%
2020	51%	40%	54%
2019	56%	41%	56%
2018	56%	41%	56%
2017	64%	43%	58%
2016	64%	43%	58%
2015	73%	43%	58%

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# Hawaiian Students

2 Students

5,499 Students

% Hawaiian Students

<1%

# Others Students

349 Students

188,708 Students

% of Others Students

32%

29%

View Data

Showing 2016–2025. Full 11-year historical data available below ↓

Other Races Student Percentage Trends
Year	Petaluma, CA Avg	California (CA)	National
2025	32%	29%	26%
2024	32%	29%	26%
2023	26%	28%	25%
2022	29%	28%	25%
2021	29%	27%	25%
2020	28%	27%	24%
2019	25%	26%	24%
2018	25%	26%	23%
2017	23%	24%	22%
2016	23%	24%	22%
2015	12%	23%	21%

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All Ethnic Groups

Academics

# Teachers

113 Teachers

55,843 Teachers

Average Student-Teacher Ratio

8:1

12:1

View Data

Showing 2016–2025. Full 11-year historical data available below ↓

Student-Teacher Ratio Trends (2015-2025)
Year	Petaluma, CA Avg	California (CA)	National
2025	8:1	12:1	11:1
2024	8:1	12:1	11:1
2023	9:1	12:1	11:1
2022	8:1	12:1	11:1
2021	8:1	13:1	11:1
2020	8:1	13:1	12:1
2019	8:1	12:1	12:1
2018	8:1	12:1	12:1
2017	9:1	13:1	12:1
2016	10:1	13:1	12:1
2015	11:1	13:1	12:1

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% Average Faculty w/Advanced Degree

64%

60%

Average Class Size

20 students

17 students

View Data

Class Size Trends (2020-2025)
Year	Petaluma, CA Avg	California (CA)	National
2025	20	17	15
2024	20	17	15
2023	20	17	15
2022	20	17	15
2021	19	17	15
2020	19	17	15

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Average Number of AP Courses

12 courses

15 courses

Average SAT score

1188

(Out of 1600)

1267

Average ACT score

(Out of 36)

Tuition & Aid

Average Yearly Tuition Cost

$13,464

$17,598

Average % on Financial Aid

26%

29%

Average Financial Aid Grant

$3,000

$9,521

Average Endowment Size

$7.5 million

$17.35 million

Admissions & Athletics

Average Acceptance Rate

96%

83%

Average Number of Extracurriculars

7 extracurriculars

9 extracurriculars

Average Number of Sports

5 sports

7 sports

Frequently Asked Questions

What are the top ranked private schools in Petaluma, CA?

The private schools in Petaluma, CA include St. Vincent De Paul Catholic School and St. Vincent de Paul College Prep.

How many private schools are located in Petaluma?

11 private schools are located in Petaluma.

How diverse are private schools in Petaluma?

Petaluma private schools are approximately 34% minority students, which is lower than the California private school average of 52%.

What percentage of students in Petaluma go to private school?

9% of all K-12 students in Petaluma are educated in private schools (compared to the CA state average of 10%).

What percentage of private schools are religiously affiliated in Petaluma?

36% of private schools in Petaluma are religiously affiliated (most commonly Catholic and Evangelical Lutheran Church in America (formerly AELC, ALC, or LCA)).

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

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