Private School Review - Established 2003

Best Sioux County Private High Schools (2026-27)

For the 2026-27 school year, there are 4 private high schools serving 1,077 students in Sioux County, IA.
The average acceptance rate is 95%, which is higher than the Iowa private high school average acceptance rate of 85%.
100% of private high schools in Sioux County, IA are religiously affiliated (most commonly Calvinist and Christian).

Quick Facts (2026-27)

Quick Facts (2026-27)

Top Ranked Sioux County Private High Schools (2026-27)

Map of Netherlands Reformed Christian School
Netherlands Reformed Christian School
Gr: PK-12 | 404 students
Calvinist
712 20th Ave Se
Rock Valley, IA 51247
(712) 476-2821
View Profile
Map of Trinity Christian High School
Trinity Christian High School
Gr: 9-12 | 76 students
Calvinist
1811 Hayes Ave
Hull, IA 51239
(712) 439-1921
View Profile
Map of Unity Christian High School
Unity Christian High School
Gr: 9-12 | 312 students
Sports: 14 | Extracurriculars: 2
Christian
216 Michigan Ave Sw
Orange City, IA 51041
(712) 737-4114
View Profile
Map of Western Christian High School
Western Christian High School
Gr: 9-12 | 285 students
Avg. class size: 25 students
Sports: 12
Christian
925 5th St
Hull, IA 51239
(712) 439-1013
View Profile
[+] Show Closed Private Schools in Sioux County, Iowa

Sioux County Private High Schools (Closed)

Map of Heritage Reformed Christian School
Heritage Reformed Christian School
Gr: 3-5 | 8 students
Christian
1800 19th St
Rock Valley, IA 51247
(712) 476-2346
View Profile
Map of Hospers Christian School
Hospers Christian School
Gr: K-8 | 42 students
Calvinist
104 6th Ave N Box 427
Hospers, IA 51238
(712) 752-8342
View Profile
Map of Spalding Catholic School
Spalding Catholic School
Gr: PK-6 | 55 students
Catholic
521 Broad St.
Granville, IA 51022
(712) 756-4532
View Profile

Overview

Category
This State (IA)
US
# Schools
4 Schools

Trends in Total Number of Private High Schools

YearSioux County Total Schools
20254
20244
20234
20223
20213
20203
20193
20183
20173
20164
20155
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# Students
1,077 Students
25,959 Students

Trends in the Average Number of Students Per Private High School

YearSioux County AverageIowa (IA) AverageNational Average
2025269337253
2024269331245
2023253252247
2022200287257
2021200279249
2020200273235
2019198267242
2018198267238
2017240257246
2016229253241
2015259244220
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% Average Students of Color
7%
14%

Percentage of Students of Color Trends (2015-2025)

YearSioux County AverageIowa (IA) AverageNational Average
20257%14%32%
20247%14%31%
20234%17%31%
20223%15%30%
20213%15%30%
20203%14%29%
20193%12%29%
20183%12%28%
20174%12%30%
20163%12%30%
20153%10%30%
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Academics and Faculty:

# Teachers
84 Teachers
2,342 Teachers
Average Student-Teacher Ratio
13:1
11:1

Student-Teacher Ratio Trends (2015-2025)

YearSioux County AverageIowa (IA) AverageNational Average
202513:111:110:1
202413:111:110:1
202314:112:110:1
202212:112:110:1
202112:112:110:1
202012:112:110:1
201911:112:110:1
201811:112:110:1
201714:112:110:1
201613:112:110:1
201513:112:110:1
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% Average Faculty w/Advanced Degree
45%
47%

Percentage of Faculty With Advanced Degrees Trends (2016-2025)

YearSioux County AverageIowa (IA) AverageNational Average
202545%48%57%
202445%49%57%
202345%50%57%
202245%50%56%
202145%50%56%
202045%51%56%
201945%51%55%
201845%48%55%
201740%46%55%
201640%46%54%
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Average Class Size
25 students
17 students

Class Size Trends (2018-2025)

YearSioux County AverageIowa (IA) AverageNational Average
2025251714
2024251714
2023251614
2022251614
2021251614
2020251614
2019251614
2018251814
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Average Number of AP Courses
1 course
9 courses

Trends in Average Number of AP Courses Offered

YearSioux County AverageIowa (IA) AverageNational Average
20251913
20241912
20231812
20221912
20211912
20201912
20191811
20181711
20171711
20161711
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Average ACT score
23
(Out of 36)
25

ACT Score Trends (2016-2025)

YearSioux County AverageIowa (IA) AverageNational Average
2025232526
2024232526
2023232526
2022232526
2021232526
2020232426
2019232425
2018232425
2017222425
2016222425
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Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$8,463
$10,400

Tuition Cost Trends (2015-2025)

YearSioux County AverageIowa (IA) AverageNational Average
2025$8,463$11,290$17,997
2024$5,525$11,227$17,011
2023$5,525$8,741$16,191
2022$5,525$9,208$15,821
2021$5,525$9,202$15,331
2020$5,525$9,189$15,046
2019$5,525$9,203$14,791
2018$5,525$8,094$14,527
2017$5,525$7,248$14,161
2016$5,525$9,990$13,713
2015$5,525$10,183$13,065
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Average Acceptance Rate
95%
85%

Students by Ethnicity:

0.09
0.38

Diversity Score Trends

YearSioux County AverageIowa (IA) AverageNational Average
20250.090.380.61
20240.090.370.60
20230.130.430.60
20220.080.360.58
20210.080.360.57
20200.080.350.57
20190.070.310.56
20180.070.310.55
20170.030.290.54
20160.070.290.54
20150.070.290.53
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# American Indian Students
n/a
68 Students
% American Indian Students
n/a
n/a
# Asian Students
12 Students
568 Students
% Asian Students
1%
2%

Asian Student Percentage Trends

YearSioux County AverageIowa (IA) AverageNational Average
20251%3%5%
20241%2%6%
20221%3%5%
20211%4%5%
20201%3%5%
20191%2%5%
20181%3%5%
20171%2%4%
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# Hispanic Students
23 Students
1,533 Students
% Hispanic Students
2%
6%

Hispanic Student Percentage Trends

YearSioux County AverageIowa (IA) AverageNational Average
20252%6%9%
20242%6%9%
20232%7%8%
20221%6%8%
20211%6%8%
20201%6%8%
20191%4%8%
20181%4%8%
20171%4%7%
20162%4%8%
20151%3%8%
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# Black Students
8 Students
880 Students
% Black Students
1%
4%

Black Student Percentage Trends

YearSioux County AverageIowa (IA) AverageNational Average
20251%3%8%
20241%4%8%
20231%4%8%
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# White Students
1,030 Students
20,185 Students
% White Students
95%
78%

White Student Percentage Trends

YearSioux County AverageIowa (IA) AverageNational Average
202595%78%59%
202495%79%60%
202393%74%60%
202296%79%62%
202196%79%63%
202096%80%64%
201996%83%64%
201896%83%65%
201798%84%66%
201696%84%66%
201597%84%66%
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# Hawaiian Students
n/a
45 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
6 Students
2,597 Students
% of Others Students
1%
10%

Other Races Student Percentage Trends

YearSioux County AverageIowa (IA) AverageNational Average
20251%10%17%
20241%9%15%
20234%11%16%
20221%9%16%
20211%8%15%
20201%8%14%
20191%8%14%
20181%8%13%
20162%8%13%
20152%8%12%
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All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars
2 extracurriculars
9 extracurriculars
Average Number of Sports
13 sports
9 sports

Frequently Asked Questions

What are the top ranked private high schools in Sioux County, IA?
The top ranked private high schools in Sioux County, IA is Netherlands Reformed Christian School.
How many private high schools are located in Sioux County?
4 private high schools are located in Sioux County.
What percentage of private high schools are religiously affiliated in Sioux County?
100% of private high schools in Sioux County are religiously affiliated (most commonly Calvinist and Christian).
Which private high schools in Sioux County are often viewed compared to one another?

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