For the 2026 school year, there are 6 private elementary schools serving 656 students in Dekalb County, IL.
The top-ranked private elementary school in Dekalb County, IL is St. Mary School.
Top-Ranked Dekalb County Private Elementary Schools (2026)
School
Location
Quick Facts
210 Gurler Rd
Dekalb, IL 60115
(815) 756-7905
Dekalb, IL 60115
(815) 756-7905
Gr: NS-8 | 253 students Avg. class size: 22 students Sports: 4 | Extracurrculars: 4 Tuition listed
Aurora Christian Schools Sycamore Campus
(Christian)
355 N Cross St
Sycamore, IL 60178
(815) 895-8522
Sycamore, IL 60178
(815) 895-8522
Gr: PK-5 | 127 students Avg. class size: 15 students Sports: 4 | Extracurrculars: 3 Tuition listed
First Christian School
(Baptist)
316 N Sycamore Street
Genoa, IL 60135
(815) 784-2616
Genoa, IL 60135
(815) 784-2616
Gr: K-8 | 9 students
315 N 6th St
Dekalb, IL 60115
(815) 787-4144
Dekalb, IL 60115
(815) 787-4144
Gr: PK-12 | 85 students
St. Mary Catholic School
(Catholic)
222 Waterman St
Sycamore, IL 60178
(815) 895-5215
Sycamore, IL 60178
(815) 895-5215
Gr: PK-8 | 104 students Sports: 4 | Extracurrculars: 2 Tuition listed
315 E North St
Somonauk, IL 60552
(815) 498-2313
Somonauk, IL 60552
(815) 498-2313
Gr: PK-12 | 78 students Avg. class size: 10 students Sports: 3 Tuition listed
Overview
This County (Dekalb County)
This State (IL)
# Schools
6 Schools
Student Body:
# Students
656 Students
184,236 Students
% Average Students of Color
14%
32%
Academics and Faculty:
# Teachers
74 Teachers
14,061 Teachers
Average Student-Teacher Ratio
9:1
13:1
Average Class Size
16 students
17 students
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$5,946
$10,982
Average % on Financial Aid
2%
31%
Students by Ethnicity:
Diversity Score
0.46
0.64
# American Indian Students
n/a
497 Students
% American Indian Students
n/a
n/a
# Asian Students
4 Students
8,655 Students
% Asian Students
1%
5%
# Hispanic Students
53 Students
17,390 Students
% Hispanic Students
8%
9%
# Black Students
23 Students
14,648 Students
% Black Students
3%
8%
# White Students
506 Students
99,910 Students
% White Students
71%
54%
# Hawaiian Students
2 Students
290 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
123 Students
43,924 Students
% of Others Students
17%
24%
All Ethnic Groups
Extracurriculars and Sports:
Average Number of Extracurriculars
3 extracurriculars
8 extracurriculars
Average Number of Sports
4 sports
5 sports
Frequently Asked Questions
What are the top-ranked private elementary schools in Dekalb County, IL?
The top-ranked private elementary schools in Dekalb County, IL is St. Mary School.
How many private elementary schools are located in Dekalb County?
6 private elementary schools are located in Dekalb County.
How diverse are private elementary schools in Dekalb County?
Dekalb County private elementary schools are approximately 14% minority students, which is lower than the Illinois private school average of 32%.
What percentage of private elementary schools are religiously affiliated in Dekalb County?
Which private elementary schools in Dekalb County are often viewed compared to one another?
Popular comparisons of private elementary schools in Dekalb County include: First Christian School vs. Aurora Christian Schools Sycamore Campus, St. Mary Catholic School vs. Aurora Christian Schools Sycamore Campus, Somonauk Christian School vs. Aurora Christian Schools Sycamore Campus
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