#1 Largest Private Schools in Walworth County, WI
St. Andrew Parish School
Parish school · Grades Pre-K–8
127 students
Delavan, WI
A+Overall grade127 students10 students per teacher
2026 lists
Largest Private Schools in Walworth County, WI
The private schools in Walworth County, WI with the most students. Top 11 of 11 schools.
#2 Largest Private Schools in Walworth County, WI
St. Francis De Sales Parish School
Parish school · Grades Pre-K–8
112 students
Lake Geneva, WI
AOverall grade112 students10 students per teacher
#3 Largest Private Schools in Walworth County, WI
Mount Zion Christian School
Christian school (nondenominational) · Grades Pre-K–8
88 students
Lake Geneva, WI
AOverall grade88 students10 students per teacher
#4 Largest Private Schools in Walworth County, WI
Delavan Christian School
Christian school (nondenominational) · Grades Pre-K–8
77 students
Delavan, WI
AOverall grade77 students11 students per teacher
#5 Largest Private Schools in Walworth County, WI
Our Redeemer Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
76 students
Delavan, WI
A+Overall grade76 students8 students per teacher
#6 Largest Private Schools in Walworth County, WI
St. Pauls Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
48 students
East Troy, WI
AOverall grade48 students12 students per teacher
#7 Largest Private Schools in Walworth County, WI
First Lutheran School
Lutheran (Wisconsin Synod) school · Grades K–8
41 students
Elkhorn, WI
AOverall grade41 students7 students per teacher
#8 Largest Private Schools in Walworth County, WI
First Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
35 students
Lake Geneva, WI
AOverall grade35 students10 students per teacher
#9 Largest Private Schools in Walworth County, WI
Good Shepherd Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
22 students
East Troy, WI
AOverall grade22 students7 students per teacher
#10 Largest Private Schools in Walworth County, WI
Mukwonago Baptist Academy
Baptist school · Grades Pre-K–12
22 students
Mukwonago, WI
AOverall grade22 students4 students per teacher
#11 Largest Private Schools in Walworth County, WI
St. Peter Elementary School
Diocesan school · Grades Pre-K–5
21 students
East Troy, WI
AOverall grade21 students6 students per teacher
From official public records, updated October 2026.