For the 2026 school year, there is 1 private school serving 230 students in Union, MO (there are 7 public schools, serving 3,447 public students). 6% of all K-12 students in Union, MO are educated in private schools (compared to the MO state average of 12%).
The top-ranked private school in Union, MO is Immaculate Conception School.
100% of private schools in Union, MO are religiously affiliated (most commonly Catholic).
Top-Ranked Union Private Schools (2026)
School
Location
Quick Facts
Immaculate Conception School
(Catholic)
6 W State St
Union, MO 63084
(636) 583-2641
Union, MO 63084
(636) 583-2641
Gr: PK-8 | 230 students
Overview
This Town (Union)
This State (MO)
# Schools
1 School
Student Body:
# Students
230 Students
119,637 Students
% Average Students of Color
2%
20%
Academics and Faculty:
# Teachers
17 Teachers
9,926 Teachers
Average Student-Teacher Ratio
14:1
12:1
Tuition and Acceptance Rate:
Students by Ethnicity:
Diversity Score
0.32
0.55
# American Indian Students
n/a
284 Students
% American Indian Students
n/a
n/a
# Asian Students
1 Student
3,147 Students
% Asian Students
n/a
3%
# Hispanic Students
n/a
5,325 Students
% Hispanic Students
n/a
5%
# Black Students
2 Students
7,603 Students
% Black Students
1%
7%
# White Students
186 Students
73,080 Students
% White Students
81%
62%
# Hawaiian Students
n/a
218 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
41 Students
27,369 Students
% of Others Students
18%
23%
All Ethnic Groups
Extracurriculars and Sports:
Frequently Asked Questions
What are the top-ranked private schools in Union, MO?
The top-ranked private schools in Union, MO is Immaculate Conception School.
How many private schools are located in Union?
1 private schools are located in Union.
What percentage of students in Union go to private school?
6% of all K-12 students in Union are educated in private schools (compared to the MO state average of 12%).
What percentage of private schools are religiously affiliated in Union?
100% of private schools in Union are religiously affiliated (most commonly Catholic).
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