²ÝÁñÉçÇø

²ÝÁñÉçÇø School Review - Established 2003

Denison ²ÝÁñÉçÇø Schools (2026-27)

For the 2026-27 school year, there are 2 private schools serving 256 students in Denison, IA, 10% of all K-12 students in Denison, IA are educated in private schools versus (compared to the IA state average of 10%).
100% of private schools in Denison, IA are religiously affiliated (most commonly Catholic and Lutheran Church Missouri Synod).

Quick Facts (2026-27)

Quick Facts (2026-27)

Top Ranked Denison ²ÝÁñÉçÇø Schools (2026-27)

Map of Zion Lutheran School
Zion Lutheran School
Gr: PK-8 | 127 students
Avg. class size: 12 students
Sports: 5 | Extracurriculars: 2
Lutheran Church Missouri Synod
1004 1st Ave S
Denison, IA 51442
(712) 263-4766
View Profile
Map of St. Rose Of Lima School
St. Rose Of Lima School
Gr: PK-5 | 129 students
Catholic
1012 2nd Ave S
Denison, IA 51442
(712) 263-5408
View Profile

Denison, IA ²ÝÁñÉçÇø School Trends (10-Year)

2
²ÝÁñÉçÇø Schools
256
Students
+14.3% (+32 students) 10-yr
12
Avg. Class Size
52%
Students of Color
+92.6% (+25.0 pp) 10-yr
17:1
Student-Teacher Ratio
+13.3% (+2.0) 10-yr
Download town snapshot: CSV | XML | JSON Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission.
Enrollment & Diversity
Category
This Town (Denison)
This State (IA)
# Schools
2 Schools
259 Schools
# Students
256 Students
52,730 Students

Trends in the Average Number of Students Per ²ÝÁñÉçÇø School

YearDenison, IA AvgIowa (IA)National
2025128217179
2024128212172
2023112192174
202298203185
202198201180
202098196171
2019108199175
2018108197172
2017108195180
2016108194178
2015112188167
Download Table: Download as CSV | Download as XML | Download as JSON
Download Full Town Data: Full Town Dataset XML | Full Town Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

% Students of Color
52%
16%

Percentage of Students of Color Trends (2015-2025)

YearDenison, IA AvgIowa (IA)National
202552%16%34%
202452%16%34%
202359%17%33%
202229%15%33%
202129%16%32%
202029%15%32%
201926%14%31%
201826%15%31%
201726%13%32%
201626%13%32%
201527%12%32%
Download Table: Download as CSV | Download as XML | Download as JSON
Download Full Town Data: Full Town Dataset XML | Full Town Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

0.68
0.48

Diversity Score Trends

YearDenison, IA AvgIowa (IA)National
20250.680.470.65
20240.680.470.65
20230.710.500.65
20220.630.470.64
20210.630.470.64
20200.630.470.64
20190.590.460.63
20180.590.450.63
20170.590.390.61
20160.590.390.61
20150.600.390.61
Download Table: Download as CSV | Download as XML | Download as JSON
Download Full Town Data: Full Town Dataset XML | Full Town Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Show more data/charts: racial breakdown
# American Indian Students
n/a
116 Students
% American Indian Students
n/a
n/a
# Asian Students
n/a
1,075 Students
% Asian Students
n/a
2%
# Hispanic Students
91 Students
3,392 Students
% Hispanic Students
35%
7%

Hispanic Student Percentage Trends

YearDenison, IA AvgIowa (IA)National
202536%6%9%
202436%7%9%
202336%6%9%
202214%6%8%
202114%6%9%
202014%6%9%
201918%5%8%
201818%5%8%
201718%4%8%
201618%4%8%
201517%4%8%
Download Table: Download as CSV | Download as XML | Download as JSON
Download Full Town Data: Full Town Dataset XML | Full Town Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

# Black Students
5 Students
1,537 Students
% Black Students
2%
3%

Black Student Percentage Trends

YearDenison, IA AvgIowa (IA)National
20252%3%7%
20242%3%7%
20236%3%8%
20225%3%7%
20215%3%7%
20205%3%8%
20191%3%7%
20181%3%7%
20171%2%7%
20161%2%7%
20151%2%8%
Download Table: Download as CSV | Download as XML | Download as JSON
Download Full Town Data: Full Town Dataset XML | Full Town Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

# White Students
79 Students
36,965 Students
% White Students
31%
70%

White Student Percentage Trends

YearDenison, IA AvgIowa (IA)National
202531%70%52%
202431%71%52%
202328%68%52%
202251%71%54%
202151%70%54%
202051%71%54%
201956%72%56%
201856%72%56%
201756%77%58%
201656%76%58%
201554%76%58%
Download Table: Download as CSV | Download as XML | Download as JSON
Download Full Town Data: Full Town Dataset XML | Full Town Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

# Hawaiian Students
n/a
98 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
81 Students
9,674 Students
% of Others Students
32%
18%

Other Races Student Percentage Trends

YearDenison, IA AvgIowa (IA)National
202531%18%26%
202431%17%26%
202330%20%25%
202230%18%25%
202130%18%25%
202030%18%24%
201925%18%24%
201825%18%23%
201725%15%22%
201625%16%22%
201528%16%21%
Download Table: Download as CSV | Download as XML | Download as JSON
Download Full Town Data: Full Town Dataset XML | Full Town Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

All Ethnic Groups
Academics
# Teachers
15 Teachers
4,273 Teachers
Average Student-Teacher Ratio
17:1
12:1

Student-Teacher Ratio Trends (2015-2025)

YearDenison, IA AvgIowa (IA)National
202517:112:111:1
202417:112:111:1
202316:113:111:1
202214:113:111:1
202114:113:111:1
202014:113:112:1
201914:114:112:1
201814:114:112:1
201714:113:112:1
201614:113:112:1
201515:113:112:1
Download Table: Download as CSV | Download as XML | Download as JSON
Download Full Town Data: Full Town Dataset XML | Full Town Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Average Class Size
12 students
16 students

Class Size Trends (2017-2025)

YearDenison, IA AvgIowa (IA)National
2025121615
2024121615
2023121515
2022121615
2021121615
2020121615
2019121615
2018121615
2017121515
Download Table: Download as CSV | Download as XML | Download as JSON
Download Full Town Data: Full Town Dataset XML | Full Town Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Tuition & Aid
Admissions & Athletics
Average Number of Extracurriculars
2 extracurriculars
6 extracurriculars
Average Number of Sports
5 sports
7 sports

Frequently Asked Questions

What are the top ranked private schools in Denison, IA?
The top ranked private schools in Denison, IA is Zion Lutheran School.
How many private schools are located in Denison?
2 private schools are located in Denison.
What percentage of students in Denison go to private school?
10% of all K-12 students in Denison are educated in private schools (compared to the IA state average of 10%).
What percentage of private schools are religiously affiliated in Denison?
100% of private schools in Denison are religiously affiliated (most commonly Catholic and Lutheran Church Missouri Synod).

Recent Articles

When Your Child Outpaces the ²ÝÁñÉçÇø School Curriculum
When Your Child Outpaces the ²ÝÁñÉçÇø School Curriculum
Learn what parents can do when a child finishes private school coursework early, including acceleration, curriculum compacting, advanced classes, enrichment, and signs the school needs a new plan.
How Much Teacher Access Does Your Child Get?
How Much Teacher Access Does Your Child Get?
Learn how to evaluate teacher access at private schools, including extra-help time, advising, communication, academic support, and the questions families should ask before choosing a school today.
When a ²ÝÁñÉçÇø School Teacher Leaves Midyear
When a ²ÝÁñÉçÇø School Teacher Leaves Midyear
When a private school teacher leaves midyear, parents need clear answers. Learn what schools should do, what children may experience, and when a departure signals deeper concerns.
Area schools map

Filter Schools

School Level
Must Offer Grade
Show more
Gender
School Focus
Religious Affiliation
ADD/ADHD Support
Summer Program

Quick Links

SCHOOL SEARCH TOOLS:
SCHOOL BY TYPE (IA):
OPEN-HOUSES & JOBS:
PUBLIC & BOARDING SCHOOLS:
PRIVATE SCHOOL DATA: