Private School Review - Established 2003

Best Warren County Private Schools (2026-27)

For the 2026-27 school year, there is 1 private school serving 150 students in Warren County, IL (there are 8 public schools, serving 2,295 public students). 6% of all K-12 students are educated in private schools (compared to the IL state average of 12%).
100% of private schools in Warren County, IL are religiously affiliated (most commonly Catholic).

Quick Facts (2026-27)

Quick Facts (2026-27)

Top Ranked Warren County Private Schools (2026-27)

Map of Immaculate Conception School
Immaculate Conception School
Gr: PK-8 | 150 students
Sports: 4
Catholic
115 N B St
Monmouth, IL 61462
(309) 734-6037
View Profile

Overview

Category
This State (IL)
US
# Schools
1 School

Trends in Total Number of Private Schools

YearWarren County Total Schools
20251
20241
20231
20221
20211
20201
20191
20181
20171
20161
20151
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Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

# Students
150 Students
251,350 Students

Trends in the Average Number of Students Per Private School

YearWarren County AverageIllinois (IL) AverageNational Average
2025150166179
2024150162172
2023114171174
2022135178185
2021135174180
2020135168171
2019132174175
2018132171172
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% Average Students of Color
21%
34%

Percentage of Students of Color Trends (2018-2025)

YearWarren County AverageIllinois (IL) AverageNational Average
202521%34%34%
202421%34%34%
202323%34%33%
202223%34%33%
202123%34%32%
202023%35%32%
201924%33%31%
201824%33%31%
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Academics and Faculty:

# Teachers
14 Teachers
18,872 Teachers
Average Student-Teacher Ratio
11:1
13:1

Student-Teacher Ratio Trends (2018-2025)

YearWarren County AverageIllinois (IL) AverageNational Average
202511:113:111:1
202411:113:111:1
20239:113:111:1
202210:113:111:1
202110:113:111:1
202010:113:112:1
201910:113:112:1
201810:114:112:1
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Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$2,410
$12,457

Tuition Cost Trends (2015-2025)

YearWarren County AverageIllinois (IL) AverageNational Average
2025$2,410$12,671$15,012
2024$2,410$9,594$13,254
2023$2,410$8,924$12,626
2022$2,410$8,609$12,187
2021$2,410$8,334$11,800
2020$2,410$8,312$11,512
2019$2,410$8,068$11,293
2018$2,410$7,898$11,017
2017$2,410$7,863$10,708
2016$2,410$7,289$10,356
2015$2,410$7,003$9,939
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Students by Ethnicity:

0.44
0.66

Diversity Score Trends

YearWarren County AverageIllinois (IL) AverageNational Average
20250.440.660.65
20240.440.660.65
20230.390.660.65
20220.390.650.64
20210.390.650.64
20200.390.660.64
20190.400.650.63
20180.400.650.63
20170.230.620.61
20160.230.620.61
20150.230.630.61
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# American Indian Students
n/a
605 Students
% American Indian Students
n/a
n/a
# Asian Students
4 Students
10,480 Students
% Asian Students
3%
4%

Asian Student Percentage Trends

YearWarren County AverageIllinois (IL) AverageNational Average
20253%5%5%
20243%5%5%
20232%5%5%
20226%4%4%
20216%5%4%
20206%4%4%
20196%4%4%
20186%5%4%
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# Hispanic Students
21 Students
25,032 Students
% Hispanic Students
14%
10%

Hispanic Student Percentage Trends

YearWarren County AverageIllinois (IL) AverageNational Average
202514%10%9%
202414%10%9%
202317%10%9%
202215%10%8%
202115%10%9%
202015%10%9%
201916%9%8%
201816%9%8%
201713%9%8%
201613%9%8%
201513%9%8%
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# Black Students
4 Students
21,046 Students
% Black Students
3%
9%

Black Student Percentage Trends

YearWarren County AverageIllinois (IL) AverageNational Average
20253%8%7%
20243%8%7%
20234%8%8%
20221%8%7%
20211%8%7%
20201%9%8%
20191%9%7%
20181%9%7%
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# White Students
110 Students
128,862 Students
% White Students
73%
51%

White Student Percentage Trends

YearWarren County AverageIllinois (IL) AverageNational Average
202573%51%52%
202473%51%52%
202377%51%52%
202277%53%54%
202177%52%54%
202077%52%54%
201976%53%56%
201876%53%56%
201787%56%58%
201687%56%58%
201587%55%58%
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# Hawaiian Students
n/a
338 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
11 Students
65,479 Students
% of Others Students
7%
26%

Other Races Student Percentage Trends

YearWarren County AverageIllinois (IL) AverageNational Average
20257%26%26%
20247%26%26%
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Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

All Ethnic Groups

Extracurriculars and Sports:

Average Number of Sports
4 sports
6 sports

Frequently Asked Questions

What are the top ranked private schools in Warren County, IL?
The top ranked private schools in Warren County, IL is Immaculate Conception School.
How many private schools are located in Warren County?
1 private schools are located in Warren County.
What percentage of students in Warren County go to private school?
6% of all K-12 students in Warren County are educated in private schools (compared to the IL state average of 12%).
What percentage of private schools are religiously affiliated in Warren County?
100% of private schools in Warren County are religiously affiliated (most commonly Catholic).

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