The Kettle Moraine Correctional Institution is a medium security prison located 10 miles west of Plymouth, Wisconsin in the unincorporated town of Greenbush. The facility is located off Wisconsin Highway 67 just east of the Sheboygan/Fond du Lac County line.
Kettle Moraine Correctional Institution serves 37 students in grades 12.
The student-teacher ratio of 37:1 is higher than the Wisconsin state level of 13:1.
Minority enrollment is 87% of the student body (majority Black), which is higher than the Wisconsin state average of 33% (majority Hispanic and Black).
Quick Facts (2026)
- School Type: Alternative school
- Grades: 12
- Enrollment: 37 students
- Student-Teacher Ratio: 37:1
- Minority Enrollment: 87%
- Source: National Center for Education Statistics (NCES), WI Dept. of Education
<Â鶹¹û¶³´«Ã½ class='so-dt-title' id="overview">School Overview <Â鶹¹û¶³´«Ã½ class='so-dt-title' id="school-rankings">School Rankings
Kettle Moraine Correctional Institution's student population of 37 students has grown by 1750% over five school years.
The teacher population of 1 teachers has declined by 50% over five school years.
School Type
Grades Offered
Grades 12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
37 students
Gender %
Total Classroom Teachers
1 teacher
Year Founded
1962
Campus Size
50 acres
The diversity score of Kettle Moraine Correctional Institution is 0.50, which is less than the diversity score at state average of 0.53. The school's diversity has stayed relatively flat over five school years.
Student-Teacher Ratio
37:1
13:1
American Indian
5%
1%
Asian
n/a
4%
Hispanic
14%
14%
Black
68%
9%
White
13%
67%
Hawaiian
n/a
n/a
Two or more races
n/a
5%
All Ethnic Groups
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WI Dept. of Education
<Â鶹¹û¶³´«Ã½ class='so-dt-title' id='faq'>Frequently Asked Questions How many students attend Kettle Moraine Correctional Institution?
37 students attend Kettle Moraine Correctional Institution.
What is the racial composition of the student body?
68% of Kettle Moraine Correctional Institution students are Black, 14% of students are Hispanic, 13% of students are White, and 5% of students are American Indian.
What is the student-teacher ratio of Kettle Moraine Correctional Institution?
Kettle Moraine Correctional Institution has a student ration of 37:1, which is higher than the Wisconsin state average of 13:1.
What grades does Kettle Moraine Correctional Institution offer ?
Kettle Moraine Correctional Institution offers enrollment in grades 12 (Supplemental Virtual).
What school district is Kettle Moraine Correctional Institution part of?
Kettle Moraine Correctional Institution is part of Wisconsin Department Of Corrections School District.
School ReviewsReview Kettle Moraine Correctional Institution. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
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Review Kettle Moraine Correctional Institution. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
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