[+] Show Closed Private Schools in Cobb County, Georgia

Cobb County Private Schools (Closed)

Acton Academy Marietta

Gr: K-8 | 11 students

Alternative School

2506 Tritt Springs Trce

Marietta, GA 30062

(770) 312-3680

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appThe Cumberland School

Gr: NS-12 | 366 students

Avg. class size: 16 students

Christian

Admissions Office 2356 Clay Road

Austell, GA 30106

(770) 819-5040

(8)

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Center Academy Smyrna

Gr: 5-12 | 27 students

Special Education School

3499 S Cobb Dr Se

Smyrna, GA 30080

(770) 333-1616

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Destiny Academy

Gr: PK-K | 18 students

Daycare / Preschool (Christian)

1775 Water Pl Se

Atlanta, GA 30339

(770) 509-9010

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Grace Baptist Christian School

Gr: PK-12 | 469 students

Baptist

5790 Powder Springs Dallas Rd

Powder Springs, GA 30127

(770) 222-8955

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Omega Private Academy - East Cobb

Gr: K-12

Avg. class size: 8 students

Christian

2960 Shallowford Road, Suite 308

Marietta, GA 30062

(770) 973-0209

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Youth Christian School

Gr: PK-12 | 164 students

Baptist

4967 Brownsville Rd

Powder Springs, GA 30127

(770) 943-1394

(1)

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Overview

Academics and Faculty:

# Teachers

1,763 Teachers

17,059 Teachers

Average Student-Teacher Ratio

9:1

10:1

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

Student-Teacher Ratio Trends (2015-2025)
Year	Cobb County Average	Georgia (GA) Average	National Average
2025	9:1	10:1	11:1
2024	10:1	10:1	11:1
2023	10:1	10:1	11:1
2022	9:1	10:1	11:1
2021	9:1	10:1	11:1
2020	10:1	10:1	12:1
2019	10:1	10:1	12:1
2018	10:1	10:1	12:1
2017	9:1	10:1	12:1
2016	9:1	10:1	12:1
2015	11:1	10:1	12:1

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% Average Faculty w/Advanced Degree

50%

54%

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

Percentage of Faculty With Advanced Degrees Trends (2015-2025)
Year	Cobb County Average	Georgia (GA) Average	National Average
2025	49%	54%	55%
2024	49%	54%	54%
2023	50%	53%	54%
2022	50%	53%	54%
2021	51%	52%	54%
2020	51%	51%	54%
2019	49%	51%	53%
2018	49%	51%	53%
2017	49%	51%	53%
2016	45%	51%	52%
2015	47%	50%	52%

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Average Class Size

14 students

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

Class Size Trends (2015-2025)
Year	Cobb County Average	Georgia (GA) Average	National Average
2025	14	14	15
2024	14	14	15
2023	15	14	15
2022	14	14	15
2021	14	14	15
2020	15	14	15
2019	15	14	15
2018	15	14	15
2017	15	14	15
2016	15	14	15
2015	16	14	15

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Average Number of AP Courses

14 courses

13 courses

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

Trends in Average Number of AP Courses Offered
Year	Cobb County Average	Georgia (GA) Average	National Average
2025	14	13	13
2024	14	12	12
2023	13	12	11
2022	13	11	11
2021	13	11	11
2020	13	11	11
2019	12	11	11
2018	11	10	11
2017	10	10	10
2016	9	10	10
2015	11	9	10

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Average SAT score

1175

(Out of 1600)

1199

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SAT Score Trends (2017-2025)
Year	Cobb County Average	Georgia (GA) Average	National Average
2025	1175	1198	1233
2024	1163	1194	1230
2023	1191	1191	1228
2022	1186	1197	1229
2021	1186	1198	1229
2020	1176	1194	1226
2019	1172	1196	1226
2018	1200	1204	1226
2017	1200	1210	1233

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Average ACT score

(Out of 36)

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ACT Score Trends (2017-2025)
Year	Cobb County Average	Georgia (GA) Average	National Average
2025	25	26	26
2024	24	26	26
2023	25	26	26
2022	25	26	26
2021	25	26	26
2020	24	25	25
2019	24	25	25
2018	24	25	25
2017	24	25	25

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Tuition and Acceptance Rate:

Average Yearly Tuition Cost

$13,129

$13,444

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

Tuition Cost Trends (2015-2025)
Year	Cobb County Average	Georgia (GA) Average	National Average
2025	$14,615	$14,368	$15,012
2024	$14,498	$13,943	$14,622
2023	$13,390	$13,397	$14,057
2022	$12,986	$12,803	$13,504
2021	$12,859	$12,588	$13,232
2020	$12,590	$12,305	$12,915
2019	$12,158	$12,188	$12,656
2018	$12,041	$11,953	$12,363
2017	$11,676	$11,654	$12,049
2016	$11,587	$11,313	$11,633
2015	$11,202	$10,922	$11,174

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Average Summer Program Cost

$250

$589

Average % on Financial Aid

27%

30%

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

Percent on Financial Aid Trends (2015-2025)
Year	Cobb County Average	Georgia (GA) Average	National Average
2025	24%	29%	34%
2024	27%	28%	34%
2023	24%	27%	34%
2022	24%	25%	33%
2021	22%	24%	33%
2020	23%	24%	32%
2019	22%	24%	31%
2018	21%	23%	30%
2017	20%	22%	30%
2016	16%	20%	29%
2015	17%	21%	28%

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Average Financial Aid Grant

$2,728

$4,768

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

Financial Aid Grant Trends (2015-2025)
Year	Cobb County Average	Georgia (GA) Average	National Average
2025	$3,142	$4,205	$7,073
2024	$3,092	$3,981	$6,930
2023	$2,618	$3,693	$6,469
2022	$3,145	$3,746	$6,289
2021	$3,100	$3,650	$6,055
2020	$3,100	$3,634	$5,921
2019	$2,684	$3,563	$5,795
2018	$2,593	$3,372	$5,456
2017	$2,109	$3,455	$5,319
2016	$1,837	$3,293	$5,105
2015	$2,099	$3,244	$5,030

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Average Acceptance Rate

84%

82%

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

Acceptance Rate Trends (2015-2025)
Year	Cobb County Average	Georgia (GA) Average	National Average
2025	82%	78%	81%
2024	81%	80%	85%
2023	82%	81%	85%
2022	85%	82%	85%
2021	85%	83%	85%
2020	87%	82%	85%
2019	87%	83%	85%
2018	86%	83%	85%
2017	86%	84%	85%
2016	86%	84%	85%
2015	86%	85%	85%

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Average Endowment Size

$10.75 million

$39.58 million

Students by Ethnicity:

0.64

0.60

View Data

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

Diversity Score Trends
Year	Cobb County Average	Georgia (GA) Average	National Average
2025	0.64	0.59	0.65
2024	0.64	0.60	0.65
2023	0.63	0.59	0.65
2022	0.63	0.58	0.64
2021	0.63	0.57	0.64
2020	0.63	0.57	0.64
2019	0.58	0.57	0.63
2018	0.58	0.57	0.63
2017	0.59	0.55	0.61
2016	0.58	0.55	0.61
2015	0.59	0.56	0.61

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# American Indian Students

18 Students

282 Students

% American Indian Students

<1%

# Asian Students

314 Students

4,813 Students

% Asian Students

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

Asian Student Percentage Trends
Year	Cobb County Average	Georgia (GA) Average	National Average
2025	2%	4%	5%
2024	2%	4%	5%
2023	3%	4%	5%
2022	3%	3%	4%
2021	3%	3%	4%
2020	3%	3%	4%
2019	3%	4%	4%
2018	2%	3%	4%
2017	2%	2%	4%
2016	2%	3%	4%
2015	2%	3%	4%

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# Hispanic Students

404 Students

5,430 Students

% Hispanic Students

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

Hispanic Student Percentage Trends
Year	Cobb County Average	Georgia (GA) Average	National Average
2025	3%	3%	9%
2024	3%	3%	9%
2023	2%	3%	9%
2022	2%	3%	8%
2021	2%	3%	9%
2020	2%	3%	9%
2019	2%	3%	8%
2018	2%	3%	8%
2017	2%	2%	8%
2016	2%	2%	8%
2015	2%	2%	8%

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# Black Students

1,374 Students

16,721 Students

% Black Students

11%

10%

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

Black Student Percentage Trends
Year	Cobb County Average	Georgia (GA) Average	National Average
2025	10%	10%	7%
2024	10%	10%	7%
2023	11%	10%	8%
2022	12%	10%	7%
2021	13%	10%	7%
2020	13%	10%	8%
2019	10%	10%	7%
2018	10%	11%	7%
2017	9%	10%	7%
2016	9%	10%	7%
2015	9%	11%	8%

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# White Students

5,930 Students

93,707 Students

% White Students

46%

58%

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

White Student Percentage Trends
Year	Cobb County Average	Georgia (GA) Average	National Average
2025	47%	58%	52%
2024	47%	58%	52%
2023	50%	59%	52%
2022	51%	60%	54%
2021	51%	61%	54%
2020	53%	61%	54%
2019	59%	61%	56%
2018	58%	62%	56%
2017	54%	63%	58%
2016	56%	63%	58%
2015	56%	62%	58%

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# Hawaiian Students

3 Students

177 Students

% Hawaiian Students

<1%

# Others Students

4,894 Students

40,901 Students

% of Others Students

38%

25%

View Data

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

Other Races Student Percentage Trends
Year	Cobb County Average	Georgia (GA) Average	National Average
2025	36%	25%	26%
2024	36%	25%	26%
2023	34%	24%	25%
2022	32%	24%	25%
2021	31%	23%	25%
2020	29%	23%	24%
2019	26%	22%	24%
2018	28%	21%	23%
2017	33%	23%	22%
2016	31%	22%	22%
2015	31%	22%	21%

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All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars

13 extracurriculars

10 extracurriculars

Average Number of Sports

9 sports

Frequently Asked Questions

What are the top ranked private schools in Cobb County, GA?

The private schools in Cobb County, GA include Mt Bethel Christian Academy, The Wood Acres School of Marietta, and Mount Paran Christian School.

How many private schools are located in Cobb County?

88 private schools are located in Cobb County.

How much do private schools cost in Cobb County?

The average tuition cost is $13,129, which is lower than the Georgia private school average tuition cost of $13,444.

How diverse are private schools in Cobb County?

Cobb County private schools are approximately 35% minority students, which is higher than the Georgia private school average of 28%.

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

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

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

47% of private schools in Cobb County are religiously affiliated (most commonly Christian and Baptist).

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

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