Core4 (2025-26 Ranking) - Milwaukee, WI

5000 S 116th St
Milwaukee, WI 53228

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 106 students in grades Prekindergarten.

The student-teacher ratio of 27:1 is higher than the Wisconsin state level of 13:1.

Minority enrollment is 27% of the student body (majority Hispanic), which is lower than the Wisconsin state average of 33% (majority Hispanic).

Quick Facts (2025-26)

School Type: Charter School
Grades: Prekindergarten
Enrollment: 106 students
Student-Teacher Ratio: 27:1
Minority Enrollment: 27%
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:

School Overview

Core4's student population of 106 students has stayed relatively flat over five school years.

The teacher population of 4 teachers has grown by 33% over five school years.

School Type

Charter School

Grades Offered

Grades Prekindergarten
(Supplemental Virtual)

Total Students

106 students

View Data

Total Students Trends Over Years (2007-2023)
Year	Core4
2023	105
2022	81
2021	96
2020	109
2019	109
2018	109
2017	109
2016	122
2015	112
2014	115
2013	98
2012	107
2011	109
2010	100
2009	93
2008	81
2007	88

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Gender %

Total Classroom Teachers

4 teachers

View Data

Total Classroom Teachers Trends Over Years (2008-2023)
Year	Core4
2023	4
2022	1
2021	3
2018	3
2017	3
2016	3
2014	3
2013	3
2012	3
2011	3
2010	3
2009	2
2008	3

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Year Founded

1959

School Calendar

View School Calendar

Last Day of School

Mon. May 25, 2026

School Rankings

The of Core4 is 0.44, 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.

This School

State Level (WI)

Student-Teacher Ratio

27:1

13:1

View Data

Student-Teacher Ratio Comparison Over Years (2008-2023)
Year	Core4	Wisconsin	Whitnall School District
2023	26:1	13:1	13:1
2021	32:1	13:1	13:1
2018	36:1	15:1	15:1
2017	36:1	14:1	15:1
2016	41:1	15:1	16:1
2014	38:1	15:1	16:1
2013	33:1	15:1	16:1
2012	36:1	15:1	18:1
2011	36:1	15:1	17:1
2010	40:1	15:1	17:1
2008	32:1	14:1	17:1

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American Indian

n/a

View Data

American Indian Student Percentage Comparison Over Years (2009-2012)
Year	Core4	Wisconsin	Whitnall School District
2012	1%	1%
2010	3%	2%	2%
2009	4%	2%	1%

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Asian

View Data

Asian Student Percentage Comparison Over Years (2007-2023)
Year	Core4	Wisconsin	Whitnall School District
2023	2%	4%	4%
2022	6%	4%	5%
2021	6%	4%	5%
2020	3%	4%	5%
2019	3%	4%	5%
2018	6%	4%	5%
2017	6%	4%	5%
2016	9%	4%	5%
2015	3%	4%	4%
2014	6%	4%	4%
2013	6%	4%	5%
2012	7%	4%	5%
2011	3%	4%	4%
2010	4%	4%	4%
2009	6%	4%	5%
2008	9%	4%	4%
2007	2%	4%	3%

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Hispanic

15%

14%

View Data

Hispanic Student Percentage Comparison Over Years (2007-2023)
Year	Core4	Wisconsin	Whitnall School District
2023	14%	14%	17%
2022	10%	13%	16%
2021	19%	13%	14%
2020	9%	13%	14%
2019	9%	13%	14%
2018	9%	12%	14%
2017	9%	12%	14%
2016	13%	11%	13%
2015	12%	11%	13%
2014	9%	10%	11%
2013	11%	10%	12%
2012	14%	10%	10%
2011	7%	9%	8%
2010	8%	8%	6%
2009	9%	8%	6%
2008	6%	8%	5%
2007	5%	7%	5%

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Black

View Data

Black Student Percentage Comparison Over Years (2008-2023)
Year	Core4	Wisconsin	Whitnall School District
2023	3%	9%	4%
2022	1%	9%	4%
2021	3%	9%	4%
2020	2%	9%	3%
2019	2%	9%	3%
2016	1%	9%	2%
2015	3%	10%	3%
2014	2%	10%	3%
2010	3%	10%	3%
2009	4%	10%	4%
2008	1%	10%	4%

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White

73%

67%

View Data

White Student Percentage Comparison Over Years (2007-2023)
Year	Core4	Wisconsin	Whitnall School District
2023	78%	67%	69%
2022	73%	68%	70%
2021	71%	68%	72%
2020	83%	69%	73%
2019	83%	69%	73%
2018	82%	70%	75%
2017	82%	70%	75%
2016	73%	71%	75%
2015	77%	71%	76%
2014	78%	72%	78%
2013	74%	73%	78%
2012	69%	74%	79%
2011	82%	74%	81%
2010	82%	76%	85%
2009	77%	76%	84%
2008	84%	77%	86%
2007	91%	77%	87%

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Hawaiian

n/a

Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2013-2023)
Year	Core4	Wisconsin	Whitnall School District
2023	3%	5%	6%
2022	10%	5%	5%
2021	1%	5%	5%
2020	3%	4%	5%
2019	3%	4%	5%
2018	3%	3%	4%
2017	3%	3%	4%
2016	4%	3%	5%
2015	5%	3%	4%
2014	4%	2%	4%
2013	8%	2%	3%

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All Ethnic Groups

0.44

0.53

View Data

Diversity Score Comparison Over Years (2007-2023)
Year	Core4	Wisconsin	Whitnall School District
2023	0.37	0.52	0.49
2022	0.45	0.51	0.49
2021	0.46	0.51	0.46
2020	0.30	0.50	0.45
2019	0.30	0.50	0.45
2018	0.32	0.49	0.41
2017	0.32	0.49	0.41
2016	0.44	0.48	0.42
2015	0.39	0.48	0.41
2014	0.38	0.46	0.38
2013	0.44	0.45	0.37
2012	0.50	0.44	0.36
2011	0.32	0.44	0.33
2010	0.32	0.41	0.28
2009	0.40	0.41	0.28
2008	0.29	0.39	0.26
2007	0.17	0.39	0.24

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Eligible for

23%

37%

View Data

Free Lunch Eligibility Comparison Over Years (2009-2023)
Year	Core4	Wisconsin	Whitnall School District
2023	28%	36%	25%
2022	22%	36%	22%
2021	21%	38%	24%
2020	11%	35%	20%
2019	11%	35%	20%
2018	9%	33%	18%
2017	9%	33%	18%
2016	15%	34%	22%
2015	8%	36%	21%
2014	9%	36%	21%
2013	13%	35%	21%
2010	7%	30%	11%
2009	4%	26%	7%

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Eligible for

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2007-2023)
Year	Core4	Wisconsin	Whitnall School District
2023	4%	4%	5%
2022	2%	4%	3%
2021	6%	5%	4%
2016	2%	6%	3%
2015	2%	5%	4%
2013	2%	6%	4%
2010	4%	7%	4%
2009	4%	8%	5%
2007	1%	7%	4%

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School Statewide Testing

View Education Department Test Scores

School District Name

Whitnall School District

Source: National Center for Education Statistics (NCES), WI Dept. of Education

Profile last updated: 02/09/2025

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Frequently Asked Questions

How many students attend Core4?

106 students attend Core4.

What is the racial composition of the student body?

73% of Core4 students are White, 15% of students are Hispanic, 5% of students are Asian, 4% of students are Two or more races, and 3% of students are Black.

What is the student-teacher ratio of Core4?

Core4 has a student ration of 27:1, 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.