Core4

Whitnall High School is a comprehensive secondary school in Milwaukee County, Wisconsin. It is part of the Whitnall School District. It is named for Charles B. Whitnall, the first Socialist City Treasurer of Milwaukee and the architect of Milwaukee County's system of public parks.
Core4 serves 87 students in grades Prekindergarten. 
The student-teacher ratio of 22:1 is higher than the Wisconsin state level of 13:1.
Minority enrollment is 28% of the student body (majority Hispanic), which is lower than the Wisconsin state average of 34% (majority Hispanic).

Quick Facts (2026)

  • School Type: Charter School
  • Grades: Prekindergarten
  • Enrollment: 87 students
  • Student-Teacher Ratio: 22:1
  • Minority Enrollment: 28%
  • Source: National Center for Education Statistics (NCES), WI Dept. of Education

Top Rankings

Core4 ranks among the top 20% of public schools in Wisconsin for:

Category
Attribute

School Overview

Core4's student population of 87 students has declined by 9% over five school years.
The teacher population of 4 teachers has grown by 33% over five school years.
School Type
Grades Offered
Grades Prekindergarten
(Supplemental Virtual)
Total Students
87 students
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Total Classroom Teachers
4 teachers
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Year Founded
1959
School Calendar

School Rankings

The diversity score of Core4 is 0.46, which is less than the diversity score at state average of 0.54. The school's diversity has stayed relatively flat over five school years.
This School
State Level (WI)
Student-Teacher Ratio
22:1
13:1
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Asian
6%
4%
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Hispanic
14%
14%
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Black
1%
9%
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White
72%
66%
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Two or more races
7%
6%
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All Ethnic Groups
0.46
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Eligible for Free Lunch
18%
36%
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Eligible for Reduced Lunch
7%
4%
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School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WI Dept. of Education

Frequently Asked Questions

How many students attend Core4?
87 students attend Core4.
What is the racial composition of the student body?
72% of Core4 students are White, 14% of students are Hispanic, 7% of students are Two or more races, 6% of students are Asian, and 1% of students are Black.
What is the student-teacher ratio of Core4?
Core4 has a student ration of 22:1, which is higher than the Wisconsin state average of 13:1.
What grades does Core4 offer ?
Core4 offers enrollment in grades Prekindergarten (Supplemental Virtual).
What school district is Core4 part of?
Core4 is part of Whitnall School District.

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Quick Facts (2026)

  • School Type: Charter School
  • Grades: Prekindergarten
  • Enrollment: 87 students
  • Student-Teacher Ratio: 22:1
  • Minority Enrollment: 28%
  • Source: National Center for Education Statistics (NCES), WI Dept. of Education

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