#1 Largest Private Schools in Dubuque County, IA
Holy Family Catholic Schools
Parish school · Grades Pre-K–12
1,649 students
Dubuque, IA
B-Overall grade1,649 students14 students per teacher
2026 lists
Largest Private Schools in Dubuque County, IA
The private schools in Dubuque County, IA with the most students. Top 12 of 12 schools.
#2 Largest Private Schools in Dubuque County, IA
Our Lady of Guadalupe Spanish Immersion School
Diocesan school · Grades Pre-K–5
508 students
Dubuque, IA
B-Overall grade508 students32 students per teacher
#3 Largest Private Schools in Dubuque County, IA
Beckman Catholic Jr.-Sr. High School
Diocesan school · Grades 7–12
332 students
Dyersville, IA
B-Overall grade332 students14 students per teacher
#4 Largest Private Schools in Dubuque County, IA
Resurrection Elementary
Diocesan school · Grades Pre-K–5
291 students
Dubuque, IA
B-Overall grade291 students17 students per teacher
#5 Largest Private Schools in Dubuque County, IA
Resurrection School
Diocesan school · Grades Pre-K–5
290 students
Dubuque, IA
B-Overall grade290 students18 students per teacher
#6 Largest Private Schools in Dubuque County, IA
St. Columbkille School
Parish school · Grades K–5
286 students
Dubuque, IA
B-Overall grade286 students14 students per teacher
#7 Largest Private Schools in Dubuque County, IA
St. Francis Xavier Elementary School
Diocesan school · Grades Pre-K–6
277 students
Dyersville, IA
A+Overall grade277 students12 students per teacher
#8 Largest Private Schools in Dubuque County, IA
Seton Catholic School
Diocesan school · Grades K–8
271 students
Farley, IA
BOverall grade271 students12 students per teacher
#9 Largest Private Schools in Dubuque County, IA
Aquin Catholic Elementary School
Parish school · Grades Pre-K–8
186 students
Cascade, IA
B+Overall grade186 students9 students per teacher
#10 Largest Private Schools in Dubuque County, IA
Tri-State Christian School
Christian school (nondenominational) · Grades K–12
181 students
Asbury, IA
BOverall grade181 students9 students per teacher
#11 Largest Private Schools in Dubuque County, IA
Tri-State Christian School
Christian school (nondenominational) · Grades K–12
180 students
Asbury, IA
B-Overall grade180 students10 students per teacher
#12 Largest Private Schools in Dubuque County, IA
La Salle Catholic School
Parish school · Grades Pre-K–6
45 students
Holy Cross, IA
AOverall grade45 students9 students per teacher
From official public records, updated October 2026.