Atlantic Middle School
School pathway
Test scores
ISASP 2024-25 . % ProficientWhat this means: On the ISASP, Iowa's statewide test, about 80 of every 100 students at this school read and write at grade level and about 82 of 100 do math at grade level. Across all Iowa schools, those numbers are about 74 and 71. Reading and writing scores are up about 4 points since 2023, while math scores are up about 5 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 76% of students here test proficient in math and reading, compared with the roughly 70% typical for Iowa schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Iowa's top nor bottom 10%.
7-year change
SY 2017-18 vs SY 2024-25About Atlantic Middle School
Atlantic Middle School operates as a mid-sized middle school in Atlantic, Iowa, one of the schools within Atlantic Comm School District. Current enrollment sits at 349 students spanning grades 6 through 8.
Within Atlantic Comm School District, which oversees 4 schools and 1,587 students, Atlantic Middle School is one campus in the system.
For racial and ethnic makeup, Atlantic Middle School shows that 84% of students identify as White, making the school strongly White-majority. The remainder breaks down as 7% Pacific Islander, 5% Hispanic, 3% multiracial. The wider county runs roughly 95% White, putting the school's mix meaningfully less White than the area baseline.
On the income-and-resources front, Staff filings list 22 full-time-equivalent teachers, which works out to roughly 15.5:1 students per teacher. The state averages about 15.2:1, putting this campus right in line with peers. Around 44% of the student body qualifies for free or reduced-price meals, which schools and policymakers use as a rough income-mix signal.
Adjusting for the school's free-and-reduced-lunch share, Atlantic Middle School tracks the demographic baseline. The model predicts 69.7% given the school's FRL share; actual proficiency is 76.4%.
In the area at large, the surrounding county (Cass County) logs that the typical household earns roughly $63,013 per year, about 22% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 11%. Across Cass County's 13 public schools (combined enrollment of about 3,957 students), Atlantic Middle School is one campus in the mix.
Schuler Elementary School is the nearest neighboring public school, about 0.1 miles from this campus. 3 of the 8 nearest public schools sit inside a five-mile radius. Ranking that nearby cluster on reported proficiency puts Atlantic Middle School at 2nd of 6; the average score across the group is 70.4%.
Geographically, the school is in a small-town area.
Five-year trend. Over the past 7-year window, the student count expanded 10%: 317 students in 2018 compared to 349 in 2025. The White share of enrollment contracted from 91% to 84% over that span. Class-load math has loosened: from 12.7:1 in 2018 to 15.5:1 in 2025.
Within the allk12 community for this school, the feed for Atlantic Middle School typically covers enrollment questions, classroom assignments, and PTA news. Parents, students, alumni, and staff are welcome to weigh in.
Cass County at a glance
View full county profileQuick facts
Related schools
- Washington Elementary SchoolElementary · 554 students
- Atlantic High SchoolHigh · 478 students
- Schuler Elementary SchoolElementary · 206 students
- Washington Elementary SchoolElementary · 554 students
- Atlantic High SchoolHigh · 478 students
- Schuler Elementary SchoolElementary · 206 students
- Schuler Elementary School0.1 mi · 206
- Washington Elementary School0.1 mi · 554
- Atlantic High School0.6 mi · 478
- CAM Jr./Sr. High School12.6 mi · 188
- Iowa Connections Academy Elementary12.8 mi · 216
- Iowa Connections Academy Middle School12.8 mi · 308