For the 2026 school year, there are 9 private schools serving 1,238 students in Brown County, SD (there are 21 public schools, serving 5,400 public students). 19% of all K-12 students in Brown County, SD are educated in private schools (compared to the SD state average of 9%).
The top-ranked private school in Brown County, SD is Roncalli Elementary School.
78% of private schools in Brown County, SD are religiously affiliated (most commonly Catholic and Wisconsin Evangelical Lutheran Synod).
Top-Ranked Brown County Private Schools (2026)
School
Location
Quick Facts
Roncalli Elementary School
(Catholic)
501 3rd Ave Se
Aberdeen, SD 57401
(605) 229-4100
Aberdeen, SD 57401
(605) 229-4100
Gr: PK-6 | 346 students Tuition listed
Aberdeen Catholic Schools
(Catholic)
419 1st Ave Ne
Aberdeen, SD 57401
(605) 226-2100
Aberdeen, SD 57401
(605) 226-2100
Gr: 7-12 | 145 students Tuition listed
Aberdeen Christian School, Inc
(Christian)
1500 US-281
Aberdeen, SD 57401
(605) 225-2053
Aberdeen, SD 57401
(605) 225-2053
Gr: K-12 | 189 students
Behavioral Care Specialists Learning Center
Special Education School
405 S Washington St
Aberdeen, SD 57401
(605) 351-5281
Aberdeen, SD 57401
(605) 351-5281
Gr: PK-12 | 23 students
Hutterville Colony Elementary - 01
(Brethren)
14625 401st Ave
Stratford, SD 57474
(605) 395-6362
Stratford, SD 57474
(605) 395-6362
Gr: K-12 | 24 students
Montessori School Of Aberdeen
Montessori School
515 8th Ave NW,
Aberdeen, SD 57401
(605) 725-2269
Aberdeen, SD 57401
(605) 725-2269
Gr: PK-K | 20 students
Roncalli Junior & Senior High School
(Catholic)
1400 N Dakota St
Aberdeen, SD 57401
(605) 225-7440
Aberdeen, SD 57401
(605) 225-7440
Gr: 7-12 | 184 students Avg. class size: 12 students
Roncalli Primary School
(Catholic)
505 Third Avenue Se
Aberdeen, SD 57401
(605) 226-2100
Aberdeen, SD 57401
(605) 226-2100
Gr: PK-2 | 248 students Avg. class size: 185 students
Trinity Lutheran School
(Wisconsin Evangelical Lutheran Synod)
923 S Dakota Street
Aberdeen, SD 57401
(605) 252-2723
Aberdeen, SD 57401
(605) 252-2723
Gr: K-8 | 59 students Avg. class size: 13 students Sports: 3 Tuition listed
Overview
This County (Brown County)
This State (SD)
# Schools
9 Schools
Student Body:
# Students
1,238 Students
15,075 Students
% Average Students of Color
12%
21%
Academics and Faculty:
# Teachers
111 Teachers
1,229 Teachers
Average Student-Teacher Ratio
11:1
12:1
% Average Faculty w/Advanced Degree
25%
34%
Average Class Size
13 students
15 students
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$7,207
$6,448
Students by Ethnicity:
Diversity Score
0.46
0.59
# American Indian Students
20 Students
1,727 Students
% American Indian Students
1%
11%
# Asian Students
27 Students
161 Students
% Asian Students
2%
1%
# Hispanic Students
60 Students
468 Students
% Hispanic Students
5%
3%
# Black Students
25 Students
245 Students
% Black Students
2%
2%
# White Students
931 Students
9,019 Students
% White Students
71%
59%
# Hawaiian Students
4 Students
99 Students
% Hawaiian Students
n/a
1%
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
243 Students
3,562 Students
% of Others Students
19%
23%
All Ethnic Groups
Extracurriculars and Sports:
Average Number of Sports
3 sports
7 sports
Frequently Asked Questions
What are the top-ranked private schools in Brown County, SD?
The top-ranked private schools in Brown County, SD is Roncalli Elementary School.
How many private schools are located in Brown County?
9 private schools are located in Brown County.
How diverse are private schools in Brown County?
Brown County private schools are approximately 12% minority students, which is lower than the South Dakota private school average of 21%.
What percentage of students in Brown County go to private school?
19% of all K-12 students in Brown County are educated in private schools (compared to the SD state average of 9%).
What percentage of private schools are religiously affiliated in Brown County?
78% of private schools in Brown County are religiously affiliated (most commonly Catholic and Wisconsin Evangelical Lutheran Synod).
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