#1 Most Diverse Private Schools in Waterloo, IA
St. Edward School
Diocesan school · Grades K–5
Largest group: 50% of students
Waterloo, IA
AOverall grade321 students12 students per teacher
2026 lists
Most Diverse Private Schools in Waterloo, IA
Private schools in Waterloo, IA with the most varied mix of students. Top 5 of 5 schools.
#2 Most Diverse Private Schools in Waterloo, IA
Blessed Maria Assunta Pallotta
Diocesan school · Grades 6–8
Largest group: 54% of students
Waterloo, IA
A+Overall grade175 students11 students per teacher
#3 Most Diverse Private Schools in Waterloo, IA
Cedar Valley Catholic School
Parish school · Grades Pre-K–12
Largest group: 61% of students
Waterloo, IA
BOverall grade733 students13 students per teacher
#4 Most Diverse Private Schools in Waterloo, IA
Cedar Valley Catholic School System
Parish school · Grades Pre-K–12
Largest group: 61% of students
Waterloo, IA
B-Overall grade733 students13 students per teacher
#5 Most Diverse Private Schools in Waterloo, IA
Waterloo Christian School
Christian school (nondenominational) · Grades Pre-K–12
Largest group: 83% of students
Waterloo, IA
B-Overall grade312 students15 students per teacher
From official public records, updated October 2026.