Prairie Flower Montessori School Photo - Part of the Montessori curriculum is the study and care of plants and animal that are outside, as well as inside, our classrooms. An alumna cares for the chickens that reside in a coop in our outdoor environment.

Best Decatur Private Schools (2026)

For the 2026 school year, there are 8 private schools serving 1,478 students in Decatur, IL (there are 21 public schools, serving 7,827 public students). 16% of all K-12 students in Decatur, IL are educated in private schools (compared to the IL state average of 12%).
The top-ranked private schools in Decatur, IL include Lutheran School Association, Hillside Bethel Christian School, and Our Lady Of Lourdes School.
The average acceptance rate is 40%, which is lower than the Illinois private school average acceptance rate of 85%.
88% of private schools in Decatur, IL are religiously affiliated (most commonly Catholic and Baptist).

Top-Ranked Decatur Private Schools (2026)

School
Location
Quick Facts
Hillside Bethel Christian School
(Pentecostal)
3575 E Greenhill Rd
Decatur, IL 62521
(217) 429-5590
Gr: PK-10 | 17 students Tuition & acceptance rate listed
Holy Family Catholic School
(Catholic)
2400 S Franklin Street Rd
Decatur, IL 62521
(217) 423-7049
Gr: PK-8 | 274 students
Lutheran School Association
(Lutheran Church Missouri Synod)
2001 E Mound Rd
Decatur, IL 62526
(217) 233-2001
Gr: PK-12 | 396 students
Our Lady Of Lourdes School
(Catholic)
3950 Lourdes Dr
Decatur, IL 62526
(217) 877-4408
Gr: PK-8 | 260 students
Prairie Flower Montessori School
Prairie Flower Montessori School Photo - Part of the Montessori curriculum is the study and care of plants and animal that are outside, as well as inside, our classrooms. An alumna cares for the chickens that reside in a coop in our outdoor environment.
Montessori School
3130 Turpin Road
Decatur, IL 62521
(217) 423-5200
Gr: PK-K | 92 students Avg. class size: 15 students Extracurrculars: 1 Tuition listed
St. Patrick School
(Catholic)
412 N Jackson St
Decatur, IL 62523
(217) 423-4351
Gr: PK-8 | 188 students Avg. class size: 15 students Sports: 6 | Extracurrculars: 9 Tuition listed
St. Teresa High School
(Catholic)
2710 N Water St
Decatur, IL 62526
(217) 875-2431
Gr: 9-12 | 227 students
Antioch Christian Academy
(Baptist)
3475 N Maple Ave
Decatur, IL 62526
(217) 875-0529
Gr: K-6 | 24 students Tuition listed
[+] Show Closed Private Schools in Decatur, Illinois

Decatur, Illinois Private Schools (Closed)

School
Location
Quick Facts
249 S Webster Street
Decatur, IL 62521
(217) 422-7031
Gr: K-8 | 106 students

Overview

This Town (Decatur)
This State (IL)
# Schools
8 Schools

Student Body:

# Students
1,478 Students
252,129 Students
% Average Students of Color
16%
34%

Academics and Faculty:

# Teachers
103 Teachers
18,877 Teachers
Average Student-Teacher Ratio
14:1
13:1
% Average Faculty w/Advanced Degree
41%
53%
Average Class Size
15 students
16 students

Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$9,740
$12,512
Average Summer Program Cost
$902
$943
Average Acceptance Rate
40%
85%

Students by Ethnicity:

0.57
0.66
# American Indian Students
3 Students
605 Students
% American Indian Students
n/a
n/a
# Asian Students
23 Students
10,504 Students
% Asian Students
2%
4%
# Hispanic Students
38 Students
25,130 Students
% Hispanic Students
3%
10%
# Black Students
96 Students
21,075 Students
% Black Students
6%
9%
# White Students
846 Students
129,117 Students
% White Students
57%
51%
# Hawaiian Students
2 Students
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
470 Students
65,550 Students
% of Others Students
32%
26%
All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars
5 extracurriculars
9 extracurriculars
Average Number of Sports
6 sports
6 sports

Frequently Asked Questions

What are the top-ranked private schools in Decatur, IL?
The top-ranked private schools in Decatur, IL include Lutheran School Association, Hillside Bethel Christian School, and Our Lady Of Lourdes School.
How many private schools are located in Decatur?
8 private schools are located in Decatur.
How diverse are private schools in Decatur?
Decatur private schools are approximately 16% minority students, which is lower than the Illinois private school average of 34%.
What percentage of students in Decatur go to private school?
16% of all K-12 students in Decatur are educated in private schools (compared to the IL state average of 12%).
What percentage of private schools are religiously affiliated in Decatur?
88% of private schools in Decatur are religiously affiliated (most commonly Catholic and Baptist).
Which private schools in Decatur are often viewed compared to one another?

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