Greendale High School (Ranked Bottom 50% for 2026)

( shown in map)

Bottom 50%

Greendale High School is a four-year public high school in Greendale, Wisconsin, a suburb of Milwaukee. Part of the Greendale School District, it serves students in grades 9 through 12.

Serving 909 students in grades 9-12, Greendale High School ranks in the bottom 50% of all schools in Wisconsin for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).

The percentage of students achieving is 35% (which is lower than the Wisconsin state average of 40%). The percentage of students achieving is 39% (which is higher than the Wisconsin state average of 38%).

The student-teacher ratio of 15:1 is higher than the Wisconsin state level of 13:1.

Minority enrollment is 33% of the student body (majority Hispanic), which is equal to the Wisconsin state average of 33% (majority Hispanic).

Quick Facts (2026)

Grades: 9-12
Enrollment: 909 students
Student-Teacher Ratio: 15:1
Minority Enrollment: 33%
: 95% (Top 30% in WI)
: Bottom 50%
: 35% (Btm 50%)
: 39% (Top 50%)
: 38% (Btm 50%)
Source: National Center for Education Statistics (NCES), WI Dept. of Education

School Overview

Greendale High School's student population of 909 students has stayed relatively flat over five school years.

The teacher population of 60 teachers has stayed relatively flat over five school years.

Grades Offered

Grades 9-12
(Supplemental Virtual)

View Data

Distribution of Students By Grade Trends
Grade	Greendale High School
9	226
10	224
11	219
12	240

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Total Students

909 students

View Data

Total Students Trends Over Years (1987-2023)
Year	Greendale High School
2023	932
2022	948
2021	945
2020	887
2019	887
2018	927
2017	927
2016	936
2015	935
2014	937
2013	925
2012	937
2011	966
2010	938
2009	941
2008	913
2007	892
2006	879
2005	876
2004	879
2003	828
2002	843
2001	829
2000	815
1999	817
1998	838
1997	814
1996	800
1995	819
1994	763
1993	793
1992	839
1991	834
1990	856
1989	880
1988	982
1987	1,062

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Gender %

Total Classroom Teachers

60 teachers

View Data

Total Classroom Teachers Trends Over Years (1990-2023)
Year	Greendale High School
2023	61
2022	62
2021	60
2020	58
2019	58
2018	58
2017	58
2016	59
2014	59
2013	58
2012	57
2011	58
2010	57
2009	61
2008	59
2007	59
2006	59
2005	57
2004	57
2003	57
2002	55
2001	52
2000	52
1999	52
1998	54
1997	53
1996	52
1995	53
1994	55
1993	58
1992	62
1991	64
1990	62

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Year Founded

1953

Last Day of School

Sat. May 30, 2026

School Rankings

Greendale High School ranks within the bottom 50% of all 1,962 schools in Wisconsin (based off of combined math and reading proficiency testing data).

The of Greendale High School is 0.52, 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)

#1031 out of 1962 schools
(Bottom 50%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	Greendale High School
2023	#1031
2022	#1044
2021	#662
2019	#405
2018	#373
2017	#500
2016	#508
2015	#166
2014	#147
2013	#87
2012	#140

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35%

40%

View Data

Math Proficiency Comparison Over Years (2012-2023)
Year	Greendale High School	Wisconsin	Greendale School District
2023	35%	40%	50%
2022	36%	39%	52%
2021	37%	38%	43%
2019	54%	43%	57%
2018	56%	44%	59%
2017	52%	43%	58%
2016	53%	43%	59%
2015	63%	44%	64%
2014	65%	49%	67%
2013	69%	48%	65%
2012	63%	49%	67%

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39%

38%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	Greendale High School	Wisconsin	Greendale School District
2022	39%	38%	51%
2021	48%	39%	48%
2019	54%	41%	56%
2018	56%	43%	59%
2017	52%	45%	64%
2016	51%	44%	62%
2015	75%	52%	72%
2014	58%	37%	52%
2013	58%	37%	49%
2012	57%	36%	49%
2011	88%	83%	94%

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38%

44%

View Data

Science Proficiency Comparison Over Years (2021-2022)
Year	Greendale High School	Wisconsin	Greendale School District
2022	38%	44%	56%
2021	36%	44%	51%

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Student-Teacher Ratio

15:1

13:1

View Data

Student-Teacher Ratio Comparison Over Years (1990-2023)
Year	Greendale High School	Wisconsin	Greendale School District
2023	15:1	13:1	14:1
2022	15:1	13:1	13:1
2021	16:1	13:1	14:1
2020	15:1	14:1	15:1
2019	15:1	14:1	15:1
2018	16:1	15:1	15:1
2017	16:1	14:1	15:1
2016	16:1	15:1	15:1
2014	16:1	15:1	15:1
2013	16:1	15:1	15:1
2012	17:1	15:1	16:1
2011	17:1	15:1	16:1
2010	17:1	15:1	16:1
2009	16:1	14:1	16:1
2008	16:1	14:1	16:1
2007	15:1	15:1	16:1
2006	15:1	14:1	16:1
2005	15:1	14:1	16:1
2004	15:1	15:1	16:1
2003	15:1	15:1	15:1
2002	15:1	15:1	15:1
2001	16:1	15:1	15:1
2000	16:1	15:1	16:1
1999	16:1	15:1	16:1
1998	16:1	15:1	15:1
1997	15:1	16:1	15:1
1996	15:1	16:1	16:1
1995	15:1	16:1	16:1
1994	14:1	16:1	15:1
1993	14:1	16:1	15:1
1992	14:1	16:1	15:1
1991	13:1	16:1	14:1
1990	14:1	16:1	15:1

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American Indian

n/a

View Data

American Indian Student Percentage Comparison Over Years (1993-2021)
Year	Greendale High School	Wisconsin	Greendale School District
2021	1%	1%	1%
2020	1%	1%
2019	1%	1%
2014	1%	2%	1%
2013	1%	1%	1%
2012	1%	1%	2%
2011	1%	1%	1%
2010	1%	2%	1%
2009	2%	2%	2%
2008	1%	1%	1%
2007	1%	2%	2%
2006	1%	2%	1%
2004	1%	2%	1%
2002	1%	2%	1%
2001	1%	2%	1%
1999	1%	1%	1%
1998	1%	1%	1%
1997	1%	1%	2%
1996	1%	1%	1%
1994	1%	1%	2%
1993	1%	1%	1%

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Asian

View Data

Asian Student Percentage Comparison Over Years (1991-2023)
Year	Greendale High School	Wisconsin	Greendale School District
2023	5%	4%	5%
2022	5%	4%	5%
2021	5%	4%	6%
2020	6%	4%	6%
2019	6%	4%	6%
2018	5%	4%	5%
2017	5%	4%	5%
2016	5%	4%	5%
2015	4%	4%	5%
2014	4%	4%	5%
2013	4%	4%	5%
2012	4%	4%	5%
2011	4%	4%	5%
2010	4%	4%	5%
2009	3%	4%	4%
2008	3%	4%	5%
2007	4%	4%	4%
2006	5%	4%	5%
2005	5%	4%	5%
2004	5%	3%	5%
2003	5%	3%	4%
2002	5%	3%	4%
2001	4%	3%	4%
2000	5%	3%	5%
1999	4%	3%	4%
1998	4%	3%	4%
1997	3%	3%	3%
1996	4%	3%	4%
1995	3%	3%	4%
1994	3%	2%	4%
1993	3%	2%	3%
1992	3%	2%	4%
1991	3%	2%	3%

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Hispanic

18%

14%

View Data

Hispanic Student Percentage Comparison Over Years (1991-2023)
Year	Greendale High School	Wisconsin	Greendale School District
2023	19%	14%	18%
2022	16%	13%	16%
2021	15%	13%	15%
2020	12%	13%	14%
2019	12%	13%	14%
2018	12%	12%	13%
2017	12%	12%	13%
2016	11%	11%	13%
2015	10%	11%	12%
2014	7%	10%	10%
2013	6%	10%	10%
2012	5%	10%	9%
2011	5%	9%	9%
2010	6%	8%	7%
2009	5%	8%	6%
2008	6%	8%	6%
2007	6%	7%	5%
2006	5%	6%	5%
2005	6%	6%	5%
2004	4%	6%	5%
2003	4%	5%	4%
2002	3%	5%	4%
2001	3%	5%	3%
2000	3%	4%	3%
1999	4%	4%	4%
1998	4%	4%	3%
1997	4%	3%	3%
1996	4%	3%	4%
1995	4%	3%	3%
1994	4%	3%	3%
1993	4%	3%	3%
1992	2%	3%	2%
1991	1%	3%	2%

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Black

View Data

Black Student Percentage Comparison Over Years (1991-2023)
Year	Greendale High School	Wisconsin	Greendale School District
2023	2%	9%	2%
2022	2%	9%	2%
2021	2%	9%	2%
2020	2%	9%	2%
2019	2%	9%	2%
2018	4%	9%	3%
2017	4%	9%	3%
2016	3%	9%	3%
2015	4%	10%	3%
2014	3%	10%	3%
2013	3%	10%	2%
2012	2%	10%	2%
2011	2%	10%	2%
2010	3%	10%	3%
2009	2%	10%	2%
2008	2%	10%	2%
2007	1%	10%	2%
2006	1%	10%	3%
2005	1%	10%	2%
2004	3%	10%	3%
2003	3%	10%	3%
2002	4%	10%	4%
2001	5%	10%	4%
2000	6%	9%	4%
1999	7%	9%	5%
1998	6%	9%	5%
1997	6%	9%	5%
1996	6%	9%	6%
1995	7%	8%	7%
1994	7%	9%	7%
1993	8%	8%	8%
1992	9%	8%	9%
1991	9%	8%	10%

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White

67%

View Data

White Student Percentage Comparison Over Years (1991-2023)
Year	Greendale High School	Wisconsin	Greendale School District
2023	69%	67%	69%
2022	72%	68%	71%
2021	74%	68%	73%
2020	76%	69%	74%
2019	76%	69%	74%
2018	77%	70%	76%
2017	77%	70%	76%
2016	80%	71%	78%
2015	81%	71%	79%
2014	84%	72%	79%
2013	85%	73%	81%
2012	86%	74%	81%
2011	88%	74%	82%
2010	86%	76%	84%
2009	88%	76%	86%
2008	88%	77%	86%
2007	88%	77%	87%
2006	88%	78%	86%
2005	88%	78%	88%
2004	87%	79%	86%
2003	88%	79%	89%
2002	87%	80%	87%
2001	87%	80%	88%
2000	86%	82%	88%
1999	84%	83%	86%
1998	85%	83%	87%
1997	86%	84%	87%
1996	85%	84%	85%
1995	86%	85%	85%
1994	85%	85%	84%
1993	84%	86%	85%
1992	86%	86%	85%
1991	86%	86%	85%

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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	Greendale High School	Wisconsin	Greendale School District
2023	5%	5%	6%
2022	5%	5%	6%
2021	3%	5%	3%
2020	3%	4%	4%
2019	3%	4%	4%
2018	2%	3%	3%
2017	2%	3%	3%
2016	1%	3%	1%
2015	1%	3%	1%
2014	1%	2%	2%
2013	1%	2%	1%

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All Ethnic Groups

0.52

0.53

View Data

Diversity Score Comparison Over Years (1991-2023)
Year	Greendale High School	Wisconsin	Greendale School District
2023	0.49	0.52	0.49
2022	0.46	0.51	0.47
2021	0.43	0.51	0.45
2020	0.41	0.50	0.43
2019	0.41	0.50	0.43
2018	0.39	0.49	0.40
2017	0.39	0.49	0.40
2016	0.35	0.48	0.38
2015	0.33	0.48	0.37
2014	0.29	0.46	0.36
2013	0.27	0.45	0.34
2012	0.26	0.44	0.33
2011	0.22	0.44	0.32
2010	0.25	0.41	0.29
2009	0.22	0.41	0.26
2008	0.22	0.39	0.24
2007	0.22	0.39	0.24
2006	0.22	0.39	0.24
2005	0.22	0.38	0.23
2004	0.23	0.36	0.24
2003	0.22	0.37	0.21
2002	0.23	0.35	0.23
2001	0.23	0.34	0.22
2000	0.26	0.32	0.23
1999	0.28	0.30	0.25
1998	0.27	0.30	0.22
1997	0.26	0.30	0.24
1996	0.27	0.29	0.26
1995	0.26	0.27	0.26
1994	0.27	0.26	0.28
1993	0.28	0.26	0.26
1992	0.25	0.26	0.26
1991	0.25	0.26	0.26

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95%

90%

View Data

Graduation Rate Comparison Over Years (2013-2023)
Year	Greendale High School	Wisconsin	Greendale School District
2023	95%	90%	95%
2022	92%	90%	92%
2021	85%	87%	85%
2020	95%	89%	95%
2019	96%	88%	96%
2018	97%	88%	97%
2017	94%	87%	94%
2016	99%	86%	99%
2015	98%	87%	98%
2014	97%	87%	97%
2013	96%	87%	96%

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Participates in the

Yes

Eligible for

23%

37%

View Data

Free Lunch Eligibility Comparison Over Years (1988-2023)
Year	Greendale High School	Wisconsin	Greendale School District
2023	21%	36%	23%
2022	20%	36%	23%
2021	22%	38%	24%
2020	16%	35%	21%
2019	16%	35%	21%
2018	15%	33%	19%
2017	15%	33%	19%
2016	17%	34%	21%
2015	16%	36%	20%
2014	15%	36%	19%
2013	16%	35%	21%
2012	14%	35%	21%
2011	12%	33%	18%
2010	9%	30%	14%
2009	7%	26%	10%
2008	5%	25%	7%
2007	4%	24%	6%
2001	6%	18%	6%
2000	6%	19%	6%
1999	6%	20%	6%
1998	5%	20%	5%
1997	7%	20%	7%
1996	8%	20%	8%
1995	7%	15%	7%
1994	9%	20%	9%
1993	9%	20%	9%
1992	9%	18%	9%
1991	8%	18%	8%
1990	4%	17%	8%
1989	4%	18%	8%
1988	9%	18%	9%

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Eligible for

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2000-2023)
Year	Greendale High School	Wisconsin	Greendale School District
2023	4%	4%	4%
2022	3%	4%	3%
2021	6%	5%	5%
2020	5%	5%	5%
2019	5%	5%	5%
2018	2%	4%	3%
2017	2%	4%	3%
2016	2%	6%	3%
2015	3%	5%	4%
2014	3%	6%	4%
2013	3%	6%	4%
2012	3%	6%	3%
2011	4%	6%	4%
2010	5%	7%	4%
2009	4%	8%	4%
2008	4%	7%	5%
2007	4%	7%	5%
2001	4%	7%	4%
2000	3%	7%	3%

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School Statewide Testing

School District Name

Greendale 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

What is Greendale High School's ranking?

Greendale High School is ranked #1031 out of 1,962 schools, which ranks it among the bottom 50% of public schools in Wisconsin.

What schools are Greendale High School often compared to?

Greendale High Schoolis often viewed alongside schools like Greenfield High School, Franklin High School by visitors of our site.

What percent of students have achieved state testing proficiency in math and reading?

35% of students have achieved math proficiency (compared to the 40% WI state average), while 39% of students have achieved reading proficiency (compared to the 38% WI state average).

What is the graduation rate of Greendale High School?

The graduation rate of Greendale High School is 95%, which is higher than the Wisconsin state average of 90%.

How many students attend Greendale High School?

909 students attend Greendale High School.

What is the racial composition of the student body?

67% of Greendale High School students are White, 18% of students are Hispanic, 6% of students are Asian, 6% of students are Two or more races, and 3% of students are Black.

What is the student-teacher ratio of Greendale High School?

Greendale High School has a student ration of 15:1, which is higher than the Wisconsin state average of 13:1.

What grades does Greendale High School offer ?

Greendale High School offers enrollment in grades 9-12 (Supplemental Virtual).

What school district is Greendale High School part of?

Greendale High School is part of Greendale School District.

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