For the 2026 school year, there are 5 private high schools serving 799 students in Adams County, IL.
The top-ranked private high schools in Adams County, IL include Chaddock, Quincy Notre Dame High School, and St. Francis Solanus School.
80% of private high schools in Adams County, IL are religiously affiliated (most commonly Catholic and African Methodist Episcopal).
Top-Ranked Adams County Private High Schools (2026)
School
Location
Quick Facts
205 S 24th St
Quincy, IL 62301
(217) 592-0323
Quincy, IL 62301
(217) 592-0323
Gr: K-12 | 77 students
Quincy Notre Dame High School
(Catholic)
1400 S 11th St
Quincy, IL 62301
(217) 653-3964
Quincy, IL 62301
(217) 653-3964
Gr: 9-12 | 428 students Avg. class size: 19 students Tuition listed
1720 College Avenue
Quincy, IL 62301
(217) 222-4077
Quincy, IL 62301
(217) 222-4077
Gr: PK-9 | 237 students Avg. class size: 20 students
Quincy Area Christian School Association
(Christian)
1236 North 10th St.
Quincy, IL 62301
(217) 223-5698
Quincy, IL 62301
(217) 223-5698
Gr: PK-12 | 39 students
Transitions School
Special Education School
722 Hampshire St
Quincy, IL 62301
(217) 223-9694
Quincy, IL 62301
(217) 223-9694
Gr: K-11 | 18 students
Adams County 91黑料s (Closed)
School
Location
Quick Facts
St. Boniface Elementary School (Closed 2004)
(Catholic)
732 Hampshire St
Quincy, IL 62301
(217) 223-6999
Quincy, IL 62301
(217) 223-6999
Gr: PK-8 | 79 students
Overview
This County (Adams County)
This State (IL)
# Schools
5 Schools
Student Body:
# Students
799 Students
89,879 Students
% Average Students of Color
5%
35%
Academics and Faculty:
# Teachers
74 Teachers
7,553 Teachers
Average Student-Teacher Ratio
11:1
11:1
% Average Faculty w/Advanced Degree
20%
56%
Average Class Size
20 students
15 students
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$6,375
$15,754
Students by Ethnicity:
Diversity Score
0.13
0.62
# American Indian Students
n/a
298 Students
% American Indian Students
n/a
n/a
# Asian Students
7 Students
5,624 Students
% Asian Students
1%
6%
# Hispanic Students
15 Students
10,091 Students
% Hispanic Students
2%
11%
# Black Students
20 Students
9,671 Students
% Black Students
2%
11%
# White Students
767 Students
52,469 Students
% White Students
94%
58%
# Hawaiian Students
n/a
105 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
12,146 Students
% of Others Students
1%
14%
All Ethnic Groups
Extracurriculars and Sports:
Frequently Asked Questions
What are the top-ranked private high schools in Adams County, IL?
The top-ranked private high schools in Adams County, IL include Chaddock, Quincy Notre Dame High School, and St. Francis Solanus School.
How many private high schools are located in Adams County?
5 private high schools are located in Adams County.
How diverse are private high schools in Adams County?
Adams County private high schools are approximately 5% minority students, which is lower than the Illinois private school average of 35%.
What percentage of private high schools are religiously affiliated in Adams County?
80% of private high schools in Adams County are religiously affiliated (most commonly Catholic and African Methodist Episcopal).
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