Best Williamson County Private Elementary Schools (2026)

For the 2026 school year, there are 3 private elementary schools serving 485 students in Williamson County, IL.

The private elementary school in Williamson County, IL is Our Lady Of Mt Carmel School.

100% of private elementary schools in Williamson County, IL are religiously affiliated (most commonly Christian and Catholic).

Top-Ranked Williamson County Private Elementary Schools (2026)

School

Location

Quick Facts

Our Lady Of Mt Carmel School

(Catholic)

Add to Compare

300 W Monroe St
Herrin, IL 62948
(618) 942-4484

Gr: PK-8 | 256 students

Marion Adventist School

(Seventh Day Adventist)

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9314 Old Route 13
Marion, IL 62959
(618) 997-1430

Gr: PK-5 | 12 students Tuition listed

Unity Christian School

(Christian)

Add to Compare

100 E College St
Energy, IL 62933
(618) 542-3802

Gr: PK-8 | 217 students Avg. class size: 15 students Sports: 7 | Extracurrculars: 3 Tuition listed

Overview

This County (Williamson County)

This State (IL)

# Schools

3 Schools

View Data

Trends in Total Number of Private Elementary Schools
Year	Williamson County Total Schools
2025	3
2024	3
2023	3
2022	3
2021	3
2020	5
2019	4
2018	4
2017	4
2016	4
2015	4

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Student Body:

# Students

485 Students

184,681 Students

View Data

Trends in the Average Number of Students Per Private Elementary School
Year	Williamson County Average	Illinois (IL) Average	National Average
2025	162	195	199
2024	162	191	192
2023	166	199	193
2022	160	208	205
2021	160	202	201
2020	107	195	188
2019	127	205	193
2018	127	198	190
2017	147	204	199
2016	147	202	196
2015	149	197	183

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% Average Students of Color

32%

View Data

Percentage of Students of Color Trends (2015-2025)
Year	Williamson County Average	Illinois (IL) Average	National Average
2025	5%	32%	33%
2024	5%	32%	32%
2023	7%	32%	32%
2022	8%	32%	32%
2021	8%	32%	31%
2020	8%	33%	31%
2019	8%	31%	31%
2018	8%	31%	30%
2017	9%	32%	31%
2016	9%	32%	31%
2015	9%	33%	31%

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Academics and Faculty:

# Teachers

34 Teachers

14,061 Teachers

Average Student-Teacher Ratio

14:1

13:1

View Data

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

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% Average Faculty w/Advanced Degree

15%

50%

View Data

Percentage of Faculty With Advanced Degrees Trends (2015-2025)
Year	Williamson County Average	Illinois (IL) Average	National Average
2025	15%	50%	54%
2024	15%	49%	54%
2023	15%	48%	53%
2022	15%	49%	53%
2021	15%	48%	53%
2020	15%	47%	53%
2019	15%	47%	52%
2018	15%	46%	52%
2017	15%	46%	51%
2016	15%	46%	51%
2015	15%	46%	50%

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Average Class Size

15 students

16 students

View Data

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

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Tuition and Acceptance Rate:

Average Yearly Tuition Cost

$4,500

$11,088

View Data

Tuition Cost Trends (2015-2025)
Year	Williamson County Average	Illinois (IL) Average	National Average
2025	$4,500	$11,088	$14,043
2024	$4,500	$8,946	$12,357
2023	$4,500	$8,284	$11,693
2022	$4,500	$7,867	$11,199
2021	$4,500	$7,585	$10,824
2020	$4,500	$7,582	$10,496
2019	$4,150	$7,243	$10,300
2018	$4,150	$7,097	$10,056
2017	$4,150	$7,146	$9,712
2016	$3,900	$6,568	$9,307
2015	$3,800	$6,285	$8,903

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Students by Ethnicity:

0.42

0.64

View Data

Diversity Score Trends
Year	Williamson County Average	Illinois (IL) Average	National Average
2025	0.42	0.64	0.64
2024	0.42	0.65	0.64
2023	0.44	0.65	0.63
2022	0.52	0.64	0.62
2021	0.52	0.64	0.62
2020	0.53	0.65	0.62
2019	0.53	0.64	0.61
2018	0.53	0.63	0.60
2017	0.54	0.60	0.59
2016	0.54	0.61	0.59
2015	0.54	0.61	0.58

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# American Indian Students

n/a

497 Students

% American Indian Students

n/a

# Asian Students

7 Students

8,659 Students

% Asian Students

View Data

Asian Student Percentage Trends
Year	Williamson County Average	Illinois (IL) Average	National Average
2025	1%	5%	5%
2024	1%	5%	5%
2023	3%	5%	5%
2022	3%	5%	5%
2021	3%	5%	5%
2020	2%	5%	5%
2019	2%	4%	4%
2018	2%	5%	4%
2017	4%	3%	4%
2016	4%	3%	4%
2015	4%	3%	4%

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# Hispanic Students

4 Students

17,472 Students

% Hispanic Students

View Data

Hispanic Student Percentage Trends
Year	Williamson County Average	Illinois (IL) Average	National Average
2025	1%	9%	9%
2024	1%	10%	9%
2023	1%	10%	9%
2022	3%	9%	8%
2021	3%	10%	9%
2020	3%	10%	9%
2019	3%	9%	8%
2018	3%	9%	8%
2017	2%	8%	8%
2016	2%	8%	8%
2015	2%	8%	8%

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# Black Students

6 Students

14,676 Students

% Black Students

View Data

Black Student Percentage Trends
Year	Williamson County Average	Illinois (IL) Average	National Average
2025	1%	8%	8%
2024	1%	8%	8%
2023	2%	8%	8%
2022	1%	8%	7%
2021	1%	8%	8%
2020	1%	9%	8%
2019	1%	9%	8%
2018	1%	9%	8%
2017	1%	8%	7%
2016	1%	9%	8%
2015	1%	9%	8%

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# White Students

353 Students

99,958 Students

% White Students

73%

54%

View Data

White Student Percentage Trends
Year	Williamson County Average	Illinois (IL) Average	National Average
2025	73%	54%	55%
2024	73%	54%	55%
2023	72%	53%	55%
2022	61%	55%	57%
2021	61%	54%	57%
2020	60%	54%	58%
2019	61%	55%	59%
2018	61%	55%	59%
2017	59%	59%	61%
2016	59%	58%	61%
2015	58%	58%	61%

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# Hawaiian Students

1 Student

290 Students

% Hawaiian Students

n/a

# Two or more races Students

n/a

% of Two or more races Students

n/a

# Others Students

114 Students

44,053 Students

% of Others Students

24%

View Data

Other Races Student Percentage Trends
Year	Williamson County Average	Illinois (IL) Average	National Average
2025	24%	24%	22%
2024	24%	23%	22%
2023	22%	24%	22%
2022	32%	23%	22%
2021	32%	23%	20%
2020	34%	22%	19%
2019	33%	23%	20%
2018	33%	22%	20%
2017	34%	20%	19%
2016	34%	20%	18%
2015	35%	21%	18%

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All Ethnic Groups