For the 2026 school year, there are 6 public elementary schools serving 2,239 students in Cass County, IA.
The top-ranked public elementary schools in Cass County, IA are Griswold Middle/high School, Washington Elementary School and Atlantic Middle School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Cass County, IA public elementary schools have an average math proficiency score of 70% (versus the Iowa public elementary school average of 70%), and reading proficiency score of 69% (versus the 69% statewide average). Elementary schools in Cass County have an average ranking of 4/10, which is in the bottom 50% of Iowa public elementary schools.
Minority enrollment is 16% of the student body (majority Hispanic), which is less than the Iowa public elementary school average of 30% (majority Hispanic).
Best Public Elementary Schools in Cass County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Griswold Middle/high School
(Math: 70-74% | Reading: 80-84%)
Rank:
Rank:
7/
Top 50%10
20 Madison St.
Griswold, IA 51535
(712) 778-2154
Griswold, IA 51535
(712) 778-2154
Gr: 6-12 | 193 students Student-teacher ratio: 12:1 Minority enrollment: 6%
Rank: #22.
Washington Elementary School
(Math: 75-79% | Reading: 70-74%)
Rank:
Rank:
7/
Top 50%10
500 E 14th St
Atlantic, IA 50022
(712) 243-5234
Atlantic, IA 50022
(712) 243-5234
Gr: PK-3 | 554 students Student-teacher ratio: 15:1 Minority enrollment: 16%
Rank: #33.
Atlantic Middle School
(Math: 75% | Reading: 74%)
Rank:
Rank:
6/
Top 50%10
1100 Linn St
Atlantic, IA 50022
(712) 243-1330
Atlantic, IA 50022
(712) 243-1330
Gr: 6-8 | 349 students Student-teacher ratio: 16:1 Minority enrollment: 16%
Rank: #44.
Cam Elementary School
(Math: 80-89% | Reading: 50-59%)
Rank:
Rank:
5/
Bottom 50%10
207 6th St
Massena, IA 50853
(712) 779-2211
Massena, IA 50853
(712) 779-2211
Gr: PK-6 | 216 students Student-teacher ratio: 11:1 Minority enrollment: 2%
Rank: #55.
Griswold Elementary School
(Math: 75-79% | Reading: 60-64%)
Rank:
Rank:
5/
Bottom 50%10
20 Madison St.
Griswold, IA 51535
(712) 778-2154
Griswold, IA 51535
(712) 778-2154
Gr: PK-5 | 227 students Student-teacher ratio: 11:1 Minority enrollment: 5%
Rank: #66.
Schuler Elementary School
(Math: 71% | Reading: 63%)
Rank:
Rank:
4/
Bottom 50%10
501 East 11th St.
Atlantic, IA 50022
(712) 243-1370
Atlantic, IA 50022
(712) 243-1370
Gr: 4-5 | 206 students Student-teacher ratio: 14:1 Minority enrollment: 17%
Frequently Asked Questions
What are the top-ranked public elementary schools in Cass County, IA?
The top-ranked public elementary schools in Cass County, IA include Griswold Middle/high School, Washington Elementary School and Atlantic Middle School.
How many public elementary schools are located in Cass County?
8 public elementary schools are located in Cass County.
What is the racial composition of students in Cass County?
Cass County public elementary schools minority enrollment is 16% of the student body (majority Hispanic), which is less than the Iowa public elementary schools average of 30% (majority Hispanic).
Recent Articles
Media Literacy as a Core Skill: How to Tell if a School Teaches It Well
Learn how to evaluate whether a public school teaches media literacy effectively, from fact-checking and source evaluation to digital citizenship and critical thinking.
Screen Time, Paper Learning, and the New Back-to-Basics Debate
Explore why some public schools are reducing screen time, bringing back paper learning, and rethinking the balance between technology and traditional instruction.
Student Data, AI Tools, and Privacy: Questions to Ask Your District
Learn how public schools use AI, protect student data, and the key privacy questions every parent should ask their school district in 2026.