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²ÝÁñÉçÇø School Review - Established 2003
Montessori School Of Peoria
St. Thomas the Apostle School

Peoria Heights ²ÝÁñÉçÇø Schools (2026-27)

For the 2026-27 school year, there are 3 private schools serving 991 students in Peoria Heights, IL, 59% of all K-12 students in Peoria Heights, IL are educated in private schools versus (compared to the IL state average of 12%).
67% of private schools in Peoria Heights, IL are religiously affiliated (most commonly Other and Catholic).

Quick Facts (2026-27)

Quick Facts (2026-27)

Top Ranked Peoria Heights ²ÝÁñÉçÇø Schools (2026-27)

Map of Peoria Christian School - Monroe
Peoria Christian School - Monroe
Gr: PK-12 | 632 students
3725 N Monroe Ave
Peoria Heights, IL 61616
(309) 686-4500
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St. Thomas the Apostle School Photo
St. Thomas the Apostle School
Gr: PK-8 | 309 students
Avg. class size: 20 students
Sports: 9 | Extracurriculars: 12
Catholic
4229 N Monroe Avenue
Peoria Heights, IL 61616
(309) 685-2533
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Montessori School Of Peoria Photo
Montessori School Of Peoria
Gr: PK-5 | 50 students
Avg. class size: 18 students
Extracurriculars: 4
Montessori School
4906 N Prospect Rd
Peoria Heights, IL 61616
(309) 686-8995
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Peoria Heights, IL ²ÝÁñÉçÇø School Trends (10-Year)

3
²ÝÁñÉçÇø Schools
+200.0% (+2 schools) 10-yr
991
Students
+117.3% (+535 students) 10-yr
$5,600
Avg. Tuition
19
Avg. Class Size
-9.5% (-2 students) 9-yr
15%
Students of Color
+275.0% (+11.0 pp) 10-yr
14:1
Student-Teacher Ratio
-30.0% (-6.0) 10-yr
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Enrollment & Diversity
Category
This Town (Peoria Heights)
This State (IL)
# Schools
3 Schools
1,625 Schools
# Students
991 Students
251,321 Students

Trends in the Average Number of Students Per ²ÝÁñÉçÇø School

YearPeoria Heights, IL AvgIllinois (IL)National
2025330166179
2024332162172
2023174171174
2022182178185
2021182174180
2020182168171
2019198174175
2018307171172
2017410177180
2016410175178
2015456168167
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% Students of Color
15%
34%

Percentage of Students of Color Trends (2015-2025)

YearPeoria Heights, IL AvgIllinois (IL)National
202515%34%34%
202415%34%34%
20236%34%33%
20228%34%33%
20218%34%32%
20208%35%32%
20199%33%31%
20187%33%31%
201722%34%32%
201622%34%32%
20154%35%32%
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0.36
0.66

Diversity Score Trends

YearPeoria Heights, IL AvgIllinois (IL)National
20250.360.660.65
20240.360.660.65
20230.310.660.65
20220.300.650.64
20210.300.650.64
20200.300.660.64
20190.200.650.63
20180.140.650.63
20170.080.620.61
20160.080.620.61
20150.150.630.61
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Show more data/charts: racial breakdown
# American Indian Students
n/a
605 Students
% American Indian Students
n/a
n/a
# Asian Students
47 Students
10,480 Students
% Asian Students
4%
4%

Asian Student Percentage Trends

YearPeoria Heights, IL AvgIllinois (IL)National
20254%5%5%
20244%5%5%
20233%5%5%
20224%4%4%
20214%5%4%
20204%4%4%
20194%4%4%
20183%5%4%
20173%4%4%
20163%3%4%
20153%4%4%
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# Hispanic Students
21 Students
25,032 Students
% Hispanic Students
2%
10%

Hispanic Student Percentage Trends

YearPeoria Heights, IL AvgIllinois (IL)National
20252%10%9%
20242%10%9%
20192%9%8%
20182%9%8%
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# Black Students
64 Students
21,046 Students
% Black Students
6%
9%

Black Student Percentage Trends

YearPeoria Heights, IL AvgIllinois (IL)National
20256%8%7%
20246%8%7%
20231%8%8%
20221%8%7%
20211%8%7%
20201%9%8%
20193%9%7%
20183%9%7%
20171%9%7%
20161%9%7%
20151%9%8%
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# White Students
890 Students
128,859 Students
% White Students
79%
51%

White Student Percentage Trends

YearPeoria Heights, IL AvgIllinois (IL)National
202579%51%52%
202479%51%52%
202382%51%52%
202283%53%54%
202183%52%54%
202083%52%54%
201989%53%56%
201892%53%56%
201796%56%58%
201696%56%58%
201592%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
99 Students
65,474 Students
% of Others Students
9%
26%

Other Races Student Percentage Trends

YearPeoria Heights, IL AvgIllinois (IL)National
20259%26%26%
20249%26%26%
202313%26%25%
202211%25%25%
202111%25%25%
202011%25%24%
20192%25%24%
20154%23%21%
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All Ethnic Groups
Academics
# Teachers
70 Teachers
18,870 Teachers
Average Student-Teacher Ratio
14:1
13:1

Student-Teacher Ratio Trends (2015-2025)

YearPeoria Heights, IL AvgIllinois (IL)National
202514:113:111:1
202414:113:111:1
202313:113:111:1
202212:113:111:1
202112:113:111:1
202012:113:112:1
201913:113:112:1
201817:114:112:1
201718:114:112:1
201618:114:112:1
201520:114:112:1
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% Average Faculty w/Advanced Degree
90%
53%

Percentage of Faculty With Advanced Degrees Trends (2016-2025)

YearPeoria Heights, IL AvgIllinois (IL)National
202590%53%55%
202490%52%54%
202390%50%54%
202290%51%54%
202190%50%54%
202090%50%54%
201990%50%53%
201890%49%53%
201790%48%53%
201690%49%52%
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Average Class Size
19 students
16 students

Class Size Trends (2016-2025)

YearPeoria Heights, IL AvgIllinois (IL)National
2025191615
2024191715
2023171715
2022201715
2021201715
2020201715
2019201715
2018211715
2017211715
2016211715
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Tuition & Aid
Average Yearly Tuition Cost
$5,600
$12,436

Tuition Cost Trends (2023-2025)

YearPeoria Heights, IL AvgIllinois (IL)National
2025$5,600$12,671$15,012
2024$5,600$9,594$13,254
2023$5,600$8,924$12,626
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Average % on Financial Aid
15%
34%

Percent on Financial Aid Trends (2019-2025)

YearPeoria Heights, IL AvgIllinois (IL)National
202515%34%34%
202415%33%34%
202315%33%34%
202215%32%33%
202115%31%33%
202015%32%32%
201915%31%31%
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Admissions & Athletics
Average Number of Extracurriculars
8 extracurriculars
9 extracurriculars
Average Number of Sports
9 sports
6 sports

Frequently Asked Questions

What are the top ranked private schools in Peoria Heights, IL?
The top ranked private schools in Peoria Heights, IL include Peoria Christian School - Monroe and St. Thomas the Apostle School.
How many private schools are located in Peoria Heights?
3 private schools are located in Peoria Heights.
What percentage of students in Peoria Heights go to private school?
59% of all K-12 students in Peoria Heights are educated in private schools (compared to the IL state average of 12%).
What percentage of private schools are religiously affiliated in Peoria Heights?
67% of private schools in Peoria Heights are religiously affiliated (most commonly Other and Catholic).

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