[+] Show Closed Private Schools in Oakland County, Michigan

Overview

Academics and Faculty:

# Teachers

3,098 Teachers

11,464 Teachers

Average Student-Teacher Ratio

10:1

13:1

View Data

Student-Teacher Ratio Trends (2015-2025)
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	10:1	13:1	11:1
2024	10:1	13:1	11:1
2023	10:1	14:1	11:1
2022	10:1	13:1	11:1
2021	10:1	13:1	11:1
2020	10:1	13:1	12:1
2019	10:1	13:1	12:1
2018	10:1	13:1	12:1
2017	11:1	14:1	12:1
2016	11:1	14:1	12:1
2015	11:1	14:1	12:1

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% Average Faculty w/Advanced Degree

60%

56%

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Percentage of Faculty With Advanced Degrees Trends (2015-2025)
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	60%	56%	55%
2024	61%	56%	54%
2023	60%	57%	54%
2022	61%	57%	54%
2021	63%	58%	54%
2020	62%	58%	54%
2019	63%	58%	53%
2018	63%	57%	53%
2017	62%	57%	53%
2016	62%	58%	52%
2015	63%	58%	52%

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Average Class Size

17 students

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Class Size Trends (2015-2025)
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	17	17	15
2024	17	17	15
2023	17	17	15
2022	17	17	15
2021	17	17	15
2020	17	17	15
2019	17	16	15
2018	17	16	15
2017	18	16	15
2016	18	16	15
2015	18	16	15

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Average Number of AP Courses

16 courses

12 courses

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Trends in Average Number of AP Courses Offered
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	15	11	13
2024	14	11	12
2023	15	10	11
2022	13	10	11
2021	14	10	11
2020	14	10	11
2019	14	10	11
2018	13	10	11
2017	13	10	10
2016	12	9	10
2015	12	8	10

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Average SAT score

1279

(Out of 1600)

1205

View Data

SAT Score Trends (2017-2025)
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	1304	1209	1233
2024	1302	1209	1230
2023	1302	1207	1228
2022	1279	1208	1229
2021	1279	1208	1229
2020	1306	1209	1226
2019	1306	1219	1226
2018	1332	1264	1226
2017	1332	1291	1233

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Average ACT score

(Out of 36)

View Data

ACT Score Trends (2015-2025)
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	27	25	26
2024	26	25	26
2023	27	25	26
2022	26	25	26
2021	26	25	26
2020	26	25	25
2019	26	25	25
2018	26	25	25
2017	26	24	25
2016	26	24	25
2015	25	24	25

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Tuition and Acceptance Rate:

Average Yearly Tuition Cost

$16,715

$10,154

View Data

Tuition Cost Trends (2015-2025)
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	$16,939	$10,340	$15,012
2024	$14,770	$8,241	$13,254
2023	$13,971	$7,920	$12,626
2022	$13,163	$7,446	$12,187
2021	$12,201	$7,244	$11,800
2020	$10,186	$6,941	$11,512
2019	$10,749	$7,136	$11,293
2018	$10,584	$7,057	$11,017
2017	$10,444	$6,868	$10,708
2016	$10,339	$6,652	$10,356
2015	$10,134	$6,591	$9,939

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Average Summer Program Cost

$416

$532

View Data

Summer Program Cost Trends (2018-2025)
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	$416	$532	$1,152
2024	$416	$424	$1,128
2023	$415	$414	$1,156
2022	$488	$457	$1,102
2021	$468	$509	$1,125
2020	$468	$507	$1,217
2019	$465	$576	$1,305
2018	$468	$747	$1,108

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Average % on Financial Aid

30%

32%

View Data

Percent on Financial Aid Trends (2015-2025)
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	29%	32%	34%
2024	28%	32%	34%
2023	27%	31%	34%
2022	27%	31%	33%
2021	26%	31%	33%
2020	26%	31%	32%
2019	25%	30%	31%
2018	23%	29%	30%
2017	23%	29%	30%
2016	25%	30%	29%
2015	22%	30%	28%

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Average Financial Aid Grant

$6,046

$2,986

View Data

Financial Aid Grant Trends (2015-2025)
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	$6,046	$2,932	$7,073
2024	$5,735	$3,338	$6,930
2023	$5,542	$3,230	$6,469
2022	$4,180	$3,126	$6,289
2021	$4,063	$2,408	$6,055
2020	$3,889	$2,391	$5,921
2019	$3,188	$2,478	$5,795
2018	$2,922	$2,459	$5,456
2017	$2,922	$2,431	$5,319
2016	$2,975	$2,398	$5,105
2015	$2,700	$2,307	$5,030

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Average Acceptance Rate

81%

88%

View Data

Acceptance Rate Trends (2015-2025)
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	81%	88%	81%
2024	90%	94%	85%
2023	90%	94%	85%
2022	94%	95%	85%
2021	94%	95%	85%
2020	91%	94%	85%
2019	91%	94%	85%
2018	91%	93%	85%
2017	91%	94%	85%
2016	90%	94%	85%
2015	89%	93%	85%

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Average Endowment Size

$101 million

$34.73 million

View Data

Endowment Trends (2023-2025)
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	$101 M	$35 M	$60 M
2024	$345 M	$45 M	$59 M
2023	$345 M	$49 M	$71 M

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Students by Ethnicity:

0.48

0.52

View Data

Diversity Score Trends
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	0.48	0.52	0.65
2024	0.49	0.52	0.65
2023	0.50	0.53	0.65
2022	0.48	0.52	0.64
2021	0.48	0.52	0.64
2020	0.49	0.53	0.64
2019	0.49	0.50	0.63
2018	0.49	0.50	0.63
2017	0.49	0.47	0.61
2016	0.49	0.48	0.61
2015	0.47	0.47	0.61

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# American Indian Students

57 Students

464 Students

% American Indian Students

n/a

# Asian Students

1,321 Students

4,112 Students

% Asian Students

View Data

Asian Student Percentage Trends
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	5%	3%	5%
2024	5%	3%	5%
2023	5%	3%	5%
2022	4%	3%	4%
2021	4%	3%	4%
2020	6%	3%	4%
2019	3%	3%	4%
2018	4%	3%	4%
2017	4%	3%	4%
2016	4%	3%	4%
2015	4%	3%	4%

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# Hispanic Students

726 Students

5,537 Students

% Hispanic Students

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Hispanic Student Percentage Trends
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	2%	4%	9%
2024	2%	4%	9%
2023	2%	3%	9%
2022	2%	4%	8%
2021	2%	4%	9%
2020	2%	4%	9%
2019	2%	4%	8%
2018	2%	4%	8%
2017	2%	3%	8%
2016	3%	3%	8%
2015	2%	3%	8%

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# Black Students

1,606 Students

6,857 Students

% Black Students

View Data

Black Student Percentage Trends
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	5%	5%	7%
2024	5%	5%	7%
2023	6%	6%	8%
2022	5%	5%	7%
2021	5%	5%	7%
2020	5%	6%	8%
2019	6%	5%	7%
2018	6%	5%	7%
2017	6%	5%	7%
2016	6%	5%	7%
2015	6%	5%	8%

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# White Students

22,094 Students

98,052 Students

% White Students

70%

65%

View Data

White Student Percentage Trends
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	69%	65%	52%
2024	69%	66%	52%
2023	67%	65%	52%
2022	69%	65%	54%
2021	69%	65%	54%
2020	68%	65%	54%
2019	68%	67%	56%
2018	68%	67%	56%
2017	69%	70%	58%
2016	68%	70%	58%
2015	70%	70%	58%

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# Hawaiian Students

26 Students

180 Students

% Hawaiian Students

n/a

# Two or more races Students

n/a

% of Two or more races Students

n/a

# Others Students

5,974 Students

34,444 Students

% of Others Students

19%

23%

View Data

Other Races Student Percentage Trends
Year	Oakland County Average	Michigan (MI) Average	National Average
2025	19%	23%	26%
2024	19%	22%	26%
2023	20%	23%	25%
2022	20%	23%	25%
2021	20%	23%	25%
2020	19%	22%	24%
2019	21%	21%	24%
2018	20%	21%	23%
2017	19%	19%	22%
2016	19%	19%	22%
2015	18%	19%	21%

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All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars

11 extracurriculars

8 extracurriculars

Average Number of Sports

10 sports

7 sports

Frequently Asked Questions

What are the top ranked private schools in Oakland County, MI?

The private schools in Oakland County, MI include Cranbrook Schools, Detroit Country Day School, and Mercy High School.

How many private schools are located in Oakland County?

149 private schools are located in Oakland County.

How much do private schools cost in Oakland County?

The average tuition cost is $16,715, which is higher than the Michigan private school average tuition cost of $10,154.

How diverse are private schools in Oakland County?

Oakland County private schools are approximately 19% minority students, which is same as the Michigan private school average of 19%.

What percentage of students in Oakland County go to private school?

15% of all K-12 students in Oakland County are educated in private schools (compared to the MI state average of 10%).

What percentage of private schools are religiously affiliated in Oakland County?

55% of private schools in Oakland County are religiously affiliated (most commonly Catholic and Jewish).

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

Popular comparisons of private schools in Oakland County include: North Troy KinderCare vs. Brookfield Academy - Troy, Detroit Country Day School vs. Cranbrook Schools, FThe Roeper School Grades 6 - 12 vs. Cranbrook Schools

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Year	Oakland County Average	Michigan (MI) Average	National Average
2025	236	180	179
2024	231	174	172
2023	221	174	174
2022	213	178	185
2021	212	176	180
2020	212	172	171
2019	208	168	175
2018	207	166	172
2017	223	170	180
2016	219	167	178
2015	206	162	167

Quick Facts (2026)

Quick Facts (2026)

Top Ranked Oakland County Private Schools (2026)

Oakland County Private Schools (Closed)

Overview

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)

Academics and Faculty:

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)

ACT Score Trends (2015-2025)

Tuition and Acceptance Rate:

Tuition Cost Trends (2015-2025)

Summer Program Cost Trends (2018-2025)

Percent on Financial Aid Trends (2015-2025)

Financial Aid Grant Trends (2015-2025)

Acceptance Rate Trends (2015-2025)

Endowment Trends (2023-2025)

Students by Ethnicity:

Diversity Score Trends

Asian Student Percentage Trends

Hispanic Student Percentage Trends

Black Student Percentage Trends

White Student Percentage Trends

Other Races Student Percentage Trends

Extracurriculars and Sports:

Frequently Asked Questions

Recent Articles

Filter Schools

Quick Links

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Best Oakland County Private Schools (2026)

Top Ranked Oakland County Private Schools (2026)

Oakland County Private Schools (Closed)

Overview

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)

Academics and Faculty:

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)

ACT Score Trends (2015-2025)

Tuition and Acceptance Rate:

Tuition Cost Trends (2015-2025)

Summer Program Cost Trends (2018-2025)

Percent on Financial Aid Trends (2015-2025)

Financial Aid Grant Trends (2015-2025)

Acceptance Rate Trends (2015-2025)

Endowment Trends (2023-2025)

Students by Ethnicity:

Diversity Score Trends

Asian Student Percentage Trends

Hispanic Student Percentage Trends

Black Student Percentage Trends

White Student Percentage Trends

Other Races Student Percentage Trends

Extracurriculars and Sports:

Frequently Asked Questions

More Articles