[+] Show Closed Private Schools in Lake County, Illinois

Overview

Trends in Total Number of Private Schools

Year	Lake County Total Schools
2025	106
2024	108
2023	102
2022	101
2021	107
2020	108
2019	107
2018	108
2017	105
2016	104
2015	104

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The number of private schools in Lake County rose from 104 in 2016 to 106 in 2025.

# Students

11,638 Students

250,465 Students

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Showing 2016–2025. View full 11-year historical data

Trends in the Average Number of Students Per Private School

Year	Lake County Average	Illinois (IL) Average	National Average
2025	134	166	179
2024	135	162	172
2023	139	171	174
2022	143	178	185
2021	137	174	180
2020	136	168	171
2019	144	174	175
2018	148	171	172
2017	157	177	180
2016	158	175	178
2015	157	168	167

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The average number of students per private school in Lake County fell from 158 in 2016 to 134 in 2025.

% Average Students of Color

32%

34%

View Data

Showing 2016–2025. View full 11-year historical data

Percentage of Students of Color Trends (2015-2025)

Year	Lake County Average	Illinois (IL) Average	National Average
2025	32%	34%	34%
2024	31%	34%	34%
2023	32%	34%	33%
2022	29%	34%	33%
2021	29%	34%	32%
2020	30%	35%	32%
2019	31%	33%	31%
2018	30%	33%	31%
2017	27%	34%	32%
2016	27%	34%	32%
2015	29%	35%	32%

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The average percentage of students of color in Lake County private schools rose from 27% in 2016 to 32% in 2025.

Academics and Faculty:

# Teachers

977 Teachers

18,909 Teachers

Average Student-Teacher Ratio

12:1

13:1

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Showing 2016–2025. View full 11-year historical data

Student-Teacher Ratio Trends (2015-2025)

Year	Lake County Average	Illinois (IL) Average	National Average
2025	12:1	13:1	11:1
2024	12:1	13:1	11:1
2023	12:1	13:1	11:1
2022	11:1	13:1	11:1
2021	11:1	13:1	11:1
2020	11:1	13:1	12:1
2019	11:1	13:1	12:1
2018	12:1	14:1	12:1
2017	12:1	14:1	12:1
2016	12:1	14:1	12:1
2015	13:1	14:1	12:1

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The average student-teacher ratio in Lake County stayed close to 12:1 from 2016 to 2025, ending at 12:1 in 2025.

% Average Faculty w/Advanced Degree

55%

53%

View Data

Showing 2016–2025. View full 11-year historical data

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

Year	Lake County Average	Illinois (IL) Average	National Average
2025	55%	53%	55%
2024	51%	52%	54%
2023	52%	50%	54%
2022	52%	51%	54%
2021	52%	50%	54%
2020	51%	50%	54%
2019	52%	50%	53%
2018	52%	49%	53%
2017	53%	48%	53%
2016	48%	49%	52%
2015	50%	50%	52%

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Average Class Size

14 students

17 students

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Showing 2016–2025. View full 11-year historical data

Class Size Trends (2015-2025)

Year	Lake County Average	Illinois (IL) Average	National Average
2025	14	17	15
2024	14	17	15
2023	14	17	15
2022	14	17	15
2021	14	17	15
2020	14	17	15
2019	14	17	15
2018	14	17	15
2017	14	17	15
2016	15	17	15
2015	15	17	15

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Average Number of AP Courses

17 courses

10 courses

Average SAT score

1375

(Out of 1600)

1259

Average ACT score

(Out of 36)

Tuition and Acceptance Rate:

Average Yearly Tuition Cost

$15,873

$10,424

View Data

Showing 2016–2025. View full 11-year historical data

Tuition Cost Trends (2015-2025)

Year	Lake County Median	Illinois (IL) Median	National Median
2025	$8,175	$6,485	$8,480
2024	$7,000	$6,219	$8,100
2023	$6,538	$5,900	$7,707
2022	$6,538	$5,635	$7,500
2021	$6,463	$5,473	$7,250
2020	$7,900	$5,300	$7,030
2019	$6,000	$5,250	$7,000
2018	$5,850	$5,150	$6,800
2017	$5,854	$5,174	$6,570
2016	$5,575	$4,985	$6,375
2015	$4,200	$4,820	$6,000

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Each figure is the median of the individual reporting schools in that year. The reporting schools can vary from year to year, so a change in the median is not the change experienced by the same schools.

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Median tuition in Lake County rose from $5,575 in 2016 to $8,175 in 2025, above the Illinois median of $6,485.

Average Summer Program Cost

$3,975

$1,012

Average % on Financial Aid

22%

35%

View Data

Percent on Financial Aid Trends (2021-2025)

Year	Lake County Average	Illinois (IL) Average	National Average
2025	25%	34%	34%
2024	25%	33%	34%
2023	26%	33%	34%
2022	22%	32%	33%
2021	22%	31%	33%

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The average percent on financial aid in Lake County stayed at 25% in 2024 and 2025, 9 points below Illinois and the United States in 2025.

Average Financial Aid Grant

$3,247

$4,570

Average Acceptance Rate

83%

90%

View Data

Showing 2016–2025. View full 11-year historical data

Acceptance Rate Trends (2015-2025)

Year	Lake County Average	Illinois (IL) Average	National Average
2025	84%	90%	85%
2024	84%	90%	85%
2023	83%	91%	85%
2022	86%	91%	85%
2021	87%	91%	85%
2020	87%	91%	85%
2019	88%	90%	85%
2018	88%	90%	85%
2017	89%	90%	85%
2016	94%	92%	85%
2015	94%	92%	85%

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Average Endowment Size

$42.1 million

$18.62 million

Students by Ethnicity:

0.67

0.66

View Data

Showing 2016–2025. View full 11-year historical data

Diversity Score Trends

Year	Lake County Average	Illinois (IL) Average	National Average
2025	0.66	0.66	0.65
2024	0.66	0.66	0.65
2023	0.65	0.66	0.65
2022	0.63	0.65	0.64
2021	0.63	0.65	0.64
2020	0.63	0.66	0.64
2019	0.63	0.65	0.63
2018	0.64	0.65	0.63
2017	0.60	0.62	0.61
2016	0.61	0.62	0.61
2015	0.61	0.63	0.61

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The average diversity score for private schools in Lake County rose from 0.61 in 2016 to 0.66 in 2025.

# American Indian Students

29 Students

605 Students

% American Indian Students

<1%

# Asian Students

532 Students

10,480 Students

% Asian Students

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Showing 2016–2025. View full 11-year historical data

Asian Student Percentage Trends

Year	Lake County Average	Illinois (IL) Average	National Average
2025	6%	5%	5%
2024	5%	5%	5%
2023	5%	5%	5%
2022	5%	4%	4%
2021	5%	5%	4%
2020	5%	4%	4%
2019	5%	4%	4%
2018	5%	5%	4%
2017	5%	4%	4%
2016	5%	3%	4%
2015	5%	4%	4%

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The share of Asian private school students in Lake County rose from 5% in 2016 to 6% in 2025.

# Hispanic Students

1,232 Students

25,019 Students

% Hispanic Students

10%

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Showing 2016–2025. View full 11-year historical data

Hispanic Student Percentage Trends

Year	Lake County Average	Illinois (IL) Average	National Average
2025	10%	10%	9%
2024	10%	10%	9%
2023	9%	10%	9%
2022	8%	10%	8%
2021	8%	10%	9%
2020	8%	10%	9%
2019	8%	9%	8%
2018	8%	9%	8%
2017	8%	9%	8%
2016	8%	9%	8%
2015	8%	9%	8%

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The share of Hispanic students in Lake County private schools rose from 8% in 2016 to 10% in 2025.

# Black Students

649 Students

21,040 Students

% Black Students

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Showing 2016–2025. View full 11-year historical data

Black Student Percentage Trends

Year	Lake County Average	Illinois (IL) Average	National Average
2025	5%	8%	7%
2024	5%	8%	7%
2023	5%	8%	8%
2022	5%	8%	7%
2021	5%	8%	7%
2020	5%	9%	8%
2019	5%	9%	7%
2018	5%	9%	7%
2017	5%	9%	7%
2016	5%	9%	7%
2015	4%	9%	8%

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# White Students

5,542 Students

128,782 Students

% White Students

47%

51%

View Data

Showing 2016–2025. View full 11-year historical data

White Student Percentage Trends

Year	Lake County Average	Illinois (IL) Average	National Average
2025	47%	51%	52%
2024	47%	51%	52%
2023	49%	51%	52%
2022	53%	53%	54%
2021	53%	52%	54%
2020	53%	52%	54%
2019	53%	53%	56%
2018	51%	53%	56%
2017	57%	56%	58%
2016	57%	56%	58%
2015	57%	55%	58%

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The share of White private school students in Lake County fell from 57% in 2016 to 47% in 2025.

# Hawaiian Students

17 Students

338 Students

% Hawaiian Students

<1%

# Others Students

3,850 Students

65,265 Students

% of Others Students

33%

26%

View Data

Showing 2016–2025. View full 11-year historical data

Other Races Student Percentage Trends

Year	Lake County Average	Illinois (IL) Average	National Average
2025	32%	26%	26%
2024	33%	26%	26%
2023	32%	26%	25%
2022	29%	25%	25%
2021	29%	25%	25%
2020	29%	25%	24%
2019	28%	25%	24%
2018	30%	24%	23%
2017	25%	22%	22%
2016	25%	23%	22%
2015	26%	23%	21%

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The share of private school students in Lake County identifying as other races rose from 25% in 2016 to 32% in 2025.

All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars

9 extracurriculars

Average Number of Sports

6 sports

Frequently Asked Questions

What are the top ranked private schools in Lake County, IL?

The private schools in Lake County, IL include Lake Forest Academy, North Shore Torah Academy, and Lake Forest Country Day School.

How many private schools are located in Lake County?

100 private schools are located in Lake County.

How much do private schools cost in Lake County?

The average tuition cost is $15,873, which is higher than the Illinois private school average tuition cost of $10,424.

How diverse are private schools in Lake County?

Lake County private schools are approximately 32% minority students, which is lower than the Illinois private school average of 34%.

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

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

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

35% of private schools in Lake County are religiously affiliated (most commonly Catholic and Christian).

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

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