Redgranite Correctional Institute (2025-26 Ranking)

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Redgranite Correctional Institute

1006 County Road Ee
Redgranite, WI 54970

The Redgranite Correctional Institution is a medium security adult male correctional institution located in Redgranite, Wisconsin, in the United States. The prison is operated by the Wisconsin Department of Corrections. Groundbreaking occurred on June 18, 1999, and it opened on January 8, 2001.

Quick Facts (2025-26)

School Type: Alternative school
Grades: 12
Source: National Center for Education Statistics (NCES), WI Dept. of Education

School Overview

The teacher population of 1 teachers has stayed relatively flat over five school years.

School Type

Alternative school

Grades Offered

Grades 12
(Supplemental Virtual)

Total Students (17-18)

3 students

View Data

Total Students Trends Over Years (2001-2018)
Year	Redgranite Correctional Institute
2018	3
2017	3
2015	4
2014	4
2011	5
2010	1
2009	2
2008	4
2007	7
2006	7
2005	29
2004	5
2003	6
2002	12
2001	11

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Total Classroom Teachers

1 teacher

View Data

Total Classroom Teachers Trends Over Years (2001-2023)
Year	Redgranite Correctional Institute
2023	2
2010	1
2009	3
2008	2
2007	1
2006	1
2005	2
2004	2
2003	1
2002	1
2001	1

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Year Founded

2001

Campus Size

89 acres

School Rankings

This School

State Level (WI)

Student-Teacher Ratio

n/a

13:1

View Data

Student-Teacher Ratio Comparison Over Years (2001-2010)
Year	Redgranite Correctional Institute	Wisconsin	Wisconsin Department Of Corrections School District
2010	1:1	15:1	13:1
2009	1:1	14:1	13:1
2008	3:1	14:1	9:1
2007	7:1	15:1	10:1
2006	7:1	14:1	9:1
2005	15:1	14:1	9:1
2004	3:1	15:1	11:1
2003	6:1	15:1	26:1
2002	12:1	15:1	20:1
2001	11:1	15:1	23:1

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American Indian

(17-18)

n/a

Asian

(17-18)

n/a

View Data

Asian Student Percentage Comparison Over Years (2002-2003)
Year	Redgranite Correctional Institute	Wisconsin	Wisconsin Department Of Corrections School District
2003	17%	3%	3%
2002	8%	3%	2%

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Hispanic

(17-18)

33%

12%

View Data

Hispanic Student Percentage Comparison Over Years (2005-2018)
Year	Redgranite Correctional Institute	Wisconsin	Wisconsin Department Of Corrections School District
2018	33%	12%	9%
2017	33%	12%	9%
2009	50%	8%	7%
2008	25%	8%	10%
2007	14%	7%	8%
2006	14%	6%	7%
2005	14%	6%	9%

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Black

(17-18)

67%

View Data

Black Student Percentage Comparison Over Years (2003-2018)
Year	Redgranite Correctional Institute	Wisconsin	Wisconsin Department Of Corrections School District
2018	67%	9%	65%
2017	67%	9%	65%
2015	50%	10%	66%
2014	50%	10%	67%
2010	100%	10%	63%
2008	25%	10%	59%
2007	57%	10%	52%
2006	43%	10%	53%
2005	59%	10%	56%
2004	80%	10%	54%
2003	67%	10%	54%

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White

(17-18)

n/a

70%

View Data

White Student Percentage Comparison Over Years (2002-2015)
Year	Redgranite Correctional Institute	Wisconsin	Wisconsin Department Of Corrections School District
2015	50%	71%	19%
2014	50%	72%	20%
2011	100%	74%	23%
2009	50%	76%	26%
2008	25%	77%	26%
2007	29%	77%	31%
2006	43%	78%	32%
2005	27%	78%	29%
2004	20%	79%	32%
2003	16%	79%	31%
2002	42%	80%	34%

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Hawaiian

(17-18)

n/a

Two or more races

(17-18)

n/a

0.53

View Data

Diversity Score Comparison Over Years (2003-2018)
Year	Redgranite Correctional Institute	Wisconsin	Wisconsin Department Of Corrections School District
2018	0.45	0.49	0.55
2017	0.45	0.49	0.55
2015	0.51	0.48	0.52
2014	0.51	0.46	0.51
2009	0.51	0.41	0.56
2008	0.76	0.39	0.58
2007	0.58	0.39	0.63
2006	0.62	0.39	0.61
2005	0.57	0.38	0.59
2004	0.32	0.36	0.60
2003	0.51	0.37	0.60

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Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

School Statewide Testing

School District Name

Wisconsin Department Of Corrections School District

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

Profile last updated: 02/09/2025