#1 Private Schools with the Smallest Classes in Watertown, WI
Lebanon Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
8.5 students per teacher
Watertown, WI
A+Overall grade47 students9 students per teacher
2026 lists
Private Schools with the Smallest Classes in Watertown, WI
Private schools in Watertown, WI with the fewest students per teacher (not counting preschools and special education schools). Top 10 of 10 schools.
#2 Private Schools with the Smallest Classes in Watertown, WI
Maranatha Baptist Academy
Baptist school · Grades 9–12
8.8 students per teacher
Watertown, WI
A-Overall grade65 students9 students per teacher
#3 Private Schools with the Smallest Classes in Watertown, WI
St. Henry Catholic School
Parish school · Grades 1–8
9.3 students per teacher
Watertown, WI
A+Overall grade102 students9 students per teacher
#4 Private Schools with the Smallest Classes in Watertown, WI
Luther Preparatory School
Lutheran (Wisconsin Synod) school · Grades 9–12
9.4 students per teacher
Watertown, WI
AOverall grade409 students9 students per teacher
#5 Private Schools with the Smallest Classes in Watertown, WI
Trinity-St. Lukes Lutheran Elementary School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
10 students per teacher
Watertown, WI
AOverall grade123 students10 students per teacher
#6 Private Schools with the Smallest Classes in Watertown, WI
Calvary Baptist Christian School
Baptist school · Grades Pre-K–8
11.2 students per teacher
Watertown, WI
A+Overall grade152 students11 students per teacher
#7 Private Schools with the Smallest Classes in Watertown, WI
Trinity St. Lukes Lutheran Middle School
Lutheran (Wisconsin Synod) school · Grades 3–8
12.6 students per teacher
Watertown, WI
B+Overall grade88 students13 students per teacher
#8 Private Schools with the Smallest Classes in Watertown, WI
St. John's Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
13.1 students per teacher
Watertown, WI
B+Overall grade143 students13 students per teacher
#9 Private Schools with the Smallest Classes in Watertown, WI
Good Shepherd Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
15 students per teacher
Watertown, WI
B+Overall grade135 students15 students per teacher
#10 Private Schools with the Smallest Classes in Watertown, WI
St. Marks Evangelical Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
15.9 students per teacher
Watertown, WI
BOverall grade191 students16 students per teacher
From official public records, updated October 2026.