Ontario, CA 草榴社区 School Trends (10-Year)

草榴社区 Schools

-15.4% (-2 schools) 10-yr

2,313

Students

+24.0% (+448 students) 10-yr

$7,500

Avg. Tuition

+46.7% (+$2,389) 10-yr

Avg. Class Size

+54.5% (+6 students) 10-yr

48%

Students of Color

-29.4% (-20.0 pp) 10-yr

14:1

Student-Teacher Ratio

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Enrollment & Diversity

Category

This Town (Ontario)

This State (CA)

# Schools

11 Schools

3,910 Schools

View Data

Trends in Total Number of 草榴社区 Schools
Year	Ontario, CA Total Schools
2025	11
2024	11
2023	11
2022	9
2021	9
2020	10
2019	10
2018	10
2017	11
2016	12
2015	13

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# Students

2,313 Students

659,293 Students

View Data

Trends in the Average Number of Students Per 草榴社区 School
Year	Ontario, CA Avg	California (CA)	National
2025	229	180	179
2024	221	175	172
2023	256	181	174
2022	297	189	185
2021	297	185	180
2020	266	179	171
2019	266	179	175
2018	266	173	172
2017	262	179	180
2016	249	173	178
2015	170	162	167

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% Students of Color

48%

52%

View Data

Percentage of Students of Color Trends (2015-2025)
Year	Ontario, CA Avg	California (CA)	National
2025	48%	51%	34%
2024	48%	51%	34%
2023	53%	50%	33%
2022	50%	48%	33%
2021	50%	48%	32%
2020	51%	48%	32%
2019	46%	48%	31%
2018	46%	47%	31%
2017	50%	50%	32%
2016	51%	49%	32%
2015	68%	49%	32%

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0.73

0.74

View Data

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

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Show more data/charts: racial breakdown

# American Indian Students

15 Students

3,575 Students

% American Indian Students

View Data

Percentage of 草榴社区 School Students of American Indian Trends
Year	Ontario, CA Avg	California (CA)	National
2025	1%	1%	1%
2024	1%	1%	1%
2023	1%	1%	1%

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# Asian Students

220 Students

71,780 Students

% Asian Students

11%

View Data

Asian Student Percentage Trends
Year	Ontario, CA Avg	California (CA)	National
2025	11%	11%	5%
2024	11%	11%	5%
2023	9%	11%	5%
2022	5%	10%	4%
2021	5%	10%	4%
2020	5%	10%	4%
2019	5%	10%	4%
2018	5%	10%	4%
2017	4%	10%	4%
2016	4%	10%	4%
2015	6%	10%	4%

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# Hispanic Students

500 Students

104,409 Students

% Hispanic Students

24%

16%

View Data

Hispanic Student Percentage Trends
Year	Ontario, CA Avg	California (CA)	National
2025	24%	16%	9%
2024	24%	16%	9%
2023	28%	16%	9%
2022	30%	16%	8%
2021	30%	16%	9%
2020	30%	16%	9%
2019	31%	16%	8%
2018	31%	17%	8%
2017	29%	17%	8%
2016	29%	17%	8%
2015	36%	17%	8%

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# Black Students

88 Students

30,223 Students

% Black Students

View Data

Black Student Percentage Trends
Year	Ontario, CA Avg	California (CA)	National
2025	4%	5%	7%
2024	4%	5%	7%
2023	6%	5%	8%
2022	7%	4%	7%
2021	7%	5%	7%
2020	7%	5%	8%
2019	7%	4%	7%
2018	7%	4%	7%
2017	7%	5%	7%
2016	9%	5%	7%
2015	10%	5%	8%

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# White Students

873 Students

235,771 Students

% White Students

42%

37%

View Data

White Student Percentage Trends
Year	Ontario, CA Avg	California (CA)	National
2025	42%	37%	52%
2024	42%	37%	52%
2023	40%	38%	52%
2022	45%	40%	54%
2021	45%	40%	54%
2020	45%	40%	54%
2019	45%	41%	56%
2018	45%	41%	56%
2017	45%	43%	58%
2016	44%	43%	58%
2015	34%	43%	58%

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# Hawaiian Students

6 Students

5,499 Students

% Hawaiian Students

n/a

# Two or more races Students

n/a

% of Two or more races Students

n/a

# Others Students

375 Students

188,336 Students

% of Others Students

18%

29%

View Data

Other Races Student Percentage Trends
Year	Ontario, CA Avg	California (CA)	National
2025	18%	29%	26%
2024	18%	29%	26%
2023	15%	28%	25%
2022	12%	28%	25%
2021	12%	27%	25%
2020	12%	27%	24%
2019	11%	26%	24%
2018	11%	26%	23%
2017	15%	24%	22%
2016	14%	24%	22%
2015	14%	23%	21%

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All Ethnic Groups

Academics

# Teachers

162 Teachers

55,641 Teachers

Average Student-Teacher Ratio

14:1

12:1

View Data

Student-Teacher Ratio Trends (2015-2025)
Year	Ontario, CA Avg	California (CA)	National
2025	14:1	12:1	11:1
2024	14:1	12:1	11:1
2023	12:1	12:1	11:1
2022	16:1	12:1	11:1
2021	16:1	13:1	11:1
2020	16:1	13:1	12:1
2019	16:1	12:1	12:1
2018	16:1	12:1	12:1
2017	12:1	13:1	12:1
2016	13:1	13:1	12:1
2015	14:1	13:1	12:1

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% Average Faculty w/Advanced Degree

67%

59%

View Data

Percentage of Faculty With Advanced Degrees Trends (2015-2025)
Year	Ontario, CA Avg	California (CA)	National
2025	58%	59%	55%
2024	58%	58%	54%
2023	57%	58%	54%
2022	63%	59%	54%
2021	63%	59%	54%
2020	63%	58%	54%
2019	63%	58%	53%
2018	63%	58%	53%
2017	67%	58%	53%
2016	43%	57%	52%
2015	75%	57%	52%

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Average Class Size

17 students

View Data

Class Size Trends (2015-2025)
Year	Ontario, CA Avg	California (CA)	National
2025	17	17	15
2024	17	17	15
2023	17	17	15
2022	20	17	15
2021	20	17	15
2020	20	17	15
2019	20	17	15
2018	20	17	15
2017	18	17	15
2016	11	17	15
2015	11	17	15

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Average Number of AP Courses

33 courses

15 courses

View Data

Trends in Average Number of AP Courses Offered
Year	Ontario, CA Avg	California (CA)	National
2025	33	15	13
2024	33	14	12
2023	15	13	11
2022	15	13	11
2021	7	13	11
2020	7	13	11
2019	7	13	11
2018	7	13	11
2017	7	12	10
2016	7	12	10

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Average SAT score

1352

(Out of 1600)

1264

View Data

SAT Score Trends (2024-2025)
Year	Ontario, CA Avg	California (CA)	National
2025	1352	1261	1233
2024	1352	1248	1230

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Tuition & Aid

Average Yearly Tuition Cost

$7,500

$18,350

View Data

Tuition Cost Trends (2015-2025)
Year	Ontario, CA Avg	California (CA)	National
2025	$7,250	$18,076	$15,012
2024	$7,000	$17,195	$13,254
2023	$6,500	$16,660	$12,626
2022	$5,500	$15,979	$12,187
2021	$5,500	$15,298	$11,800
2020	$5,500	$14,748	$11,512
2019	$5,500	$14,369	$11,293
2018	$5,500	$13,813	$11,017
2017	$5,231	$13,422	$10,708
2016	$5,081	$12,852	$10,356
2015	$5,111	$11,932	$9,939

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Average Summer Program Cost

$250

$1,062

View Data

Summer Program Cost Trends (2023-2025)
Year	Ontario, CA Avg	California (CA)	National
2025	$350	$1,044	$1,152
2024	$300	$999	$1,128
2023	$300	$1,039	$1,156

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Average % on Financial Aid

23%

29%

View Data

Percent on Financial Aid Trends (2017-2025)
Year	Ontario, CA Avg	California (CA)	National
2025	23%	29%	34%
2024	23%	29%	34%
2023	23%	29%	34%
2022	15%	28%	33%
2021	15%	28%	33%
2020	15%	28%	32%
2019	15%	27%	31%
2018	15%	27%	30%
2017	15%	27%	30%

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Average Financial Aid Grant

$2,500

$9,066

View Data

Financial Aid Grant Trends (2017-2025)
Year	Ontario, CA Avg	California (CA)	National
2025	$2,500	$8,932	$7,073
2024	$2,500	$8,712	$6,930
2023	$2,500	$8,186	$6,469
2022	$1,000	$8,205	$6,289
2021	$1,000	$7,081	$6,055
2020	$1,000	$6,794	$5,921
2019	$1,000	$6,413	$5,795
2018	$1,000	$5,977	$5,456
2017	$1,000	$5,752	$5,319

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Average Endowment Size

$50 million

$31.26 million

Admissions & Athletics

Average Acceptance Rate

92%

80%

View Data

Acceptance Rate Trends (2015-2025)
Year	Ontario, CA Avg	California (CA)	National
2025	93%	80%	81%
2024	100%	84%	85%
2023	100%	84%	85%
2017	100%	85%	85%
2016	100%	84%	85%
2015	100%	84%	85%

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Average Number of Extracurriculars

6 extracurriculars

9 extracurriculars

Average Number of Sports

8 sports

7 sports

Frequently Asked Questions

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

The private schools in Ontario, CA include St. George Parish School, San Antonio Christian School, and Ontario Christian School.

How many private schools are located in Ontario?

11 private schools are located in Ontario.

How diverse are private schools in Ontario?

Ontario private schools are approximately 48% minority students, which is lower than the California private school average of 52%.

What percentage of students in Ontario go to private school?

8% of all K-12 students in Ontario are educated in private schools (compared to the CA state average of 10%).

What percentage of private schools are religiously affiliated in Ontario?

45% of private schools in Ontario are religiously affiliated (most commonly Christian and Baptist).

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草榴社区

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Top Ranked Ontario 草榴社区 Schools (2026-27)

Ontario, CA 草榴社区 School Trends (10-Year)

Trends in Total Number of 草榴社区 Schools

Trends in the Average Number of Students Per 草榴社区 School

Percentage of Students of Color Trends (2015-2025)

Diversity Score Trends

Percentage of 草榴社区 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 (2024-2025)

Tuition Cost Trends (2015-2025)

Summer Program Cost Trends (2023-2025)

Percent on Financial Aid Trends (2017-2025)

Financial Aid Grant Trends (2017-2025)

Acceptance Rate Trends (2015-2025)

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