Public School Review - Established 2003

Rock River Charter School vs. Rock University High School

Should you attend Rock River Charter School or Rock University High School? Visitors to our site frequently compare these two schools. Compare their rankings, test scores, reviews and more to help you determine which school is the best choice for you.
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School Overview

School
Rock River Charter School
31 W Milwaukee St
Janesville, WI 53548
: 
1/
10
Bottom 50%
Rock University High School
6004 S County Road G
Janesville, WI 53548
: 
6/
10
Top 50%
Overview
Serving 253 students in grades 6-12, Rock River Charter 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 proficiency in math is ≤5% (which is lower than the Wisconsin state average of 40%). The percentage of students achieving proficiency in reading/language arts is ≤5% (which is lower than the Wisconsin state average of 38%).
The student-teacher ratio of 16:1 is higher than the Wisconsin state level of 13:1.
Minority enrollment is 38% of the student body (majority Hispanic), which is higher than the Wisconsin state average of 33% (majority Hispanic).
Serving 98 students in grades 9-12, Rock University High School ranks in the top 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 proficiency in math is 21-39% (which is lower than the Wisconsin state average of 40%). The percentage of students achieving proficiency in reading/language arts is 40-59% (which is higher than the Wisconsin state average of 38%).
The student-teacher ratio of 14:1 is higher than the Wisconsin state level of 13:1.
Minority enrollment is 25% of the student body (majority Hispanic), which is lower than the Wisconsin state average of 33% (majority Hispanic).
School Type
Alternative
n/a
Grades Offered
6-12
9-12
Total Students
253 students
98 students
This chart illustrates the total number of students at Rock River Charter School over the years, with the most recent data from the 2023-24 school year.
This chart illustrates the total number of students at Rock University High School over the years, with the most recent data from the 2023-24 school year.
% Male | % Female
46% | 54%
43% | 57%
This pie chart depicts the gender distribution at Rock River Charter School.
This pie chart depicts the gender distribution at Rock University High School.
Total Classroom Teachers
16 teachers
7 teachers
This chart illustrates the total number of teachers at Rock River Charter School over the years, with the most recent data from the 2023-24 school year.
This chart illustrates the total number of teachers at Rock University High School over the years, with the most recent data from the 2023-24 school year.
Student-Teacher Ratio
16:1
14:1
This chart presents a comparison of the student-teacher ratio at Rock River Charter School with the average student-teacher ratio for public schools in the Janesville School District and the state of Wisconsin, utilizing data from multiple years and featuring the most recent figures from the 2023-24 school year.
This chart presents a comparison of the student-teacher ratio at Rock University High School with the average student-teacher ratio for public schools in the Janesville School District and the state of Wisconsin, utilizing data from multiple years and featuring the most recent figures from the 2023-24 school year.

Test Scores

#1899 out of 1962 schools in WI
(Bottom 50%)
#892 out of 1962 schools in WI
(Top 50%)
This chart illustrates the overall school ranking of Rock River Charter School, encompassing data from multiple years, including the most recent figures from the 2022-23 school year.
This chart illustrates the overall school ranking of Rock University High School, encompassing data from multiple years, including the most recent figures from the 2022-23 school year.
≤5%
(Bottom 50% in WI)
21-39%
(Bottom 50% in WI)
This chart presents a comparison of the percentage of students at Rock River Charter School who have achieved proficiency or higher in Math with the average percentages observed in the Janesville School District and Wisconsin public schools over several years, with the most recent data from the 2022-23 school year.
This chart presents a comparison of the percentage of students at Rock University High School who have achieved proficiency or higher in Math with the average percentages observed in the Janesville School District and Wisconsin public schools over several years, with the most recent data from the 2022-23 school year.
≤5%
(Bottom 50% in WI)(21-22 School Year Data)
40-59%
(Top 30% in WI)(21-22 School Year Data)
This chart presents a comparison of the percentage of students at Rock River Charter School who have achieved proficiency or higher in RLA (Reading and Language Arts) with the average percentages observed in the Janesville School District and Wisconsin public schools over several years, with the most recent data from the 2021-22 school year.
This chart presents a comparison of the percentage of students at Rock University High School who have achieved proficiency or higher in RLA (Reading and Language Arts) with the average percentages observed in the Janesville School District and Wisconsin public schools over several years, with the most recent data from the 2021-22 school year.
≤5%
(Bottom 50% in WI)(21-22 School Year Data)
21-39%
(Bottom 50% in WI)(21-22 School Year Data)
This chart presents a comparison of the percentage of students at Rock River Charter School who have achieved proficiency or higher in Science with the average percentages observed in the Janesville School District and Wisconsin public schools over several years, with the most recent data from the 2021-22 school year.
This chart presents a comparison of the percentage of students at Rock University High School who have achieved proficiency or higher in Science with the average percentages observed in the Janesville School District and Wisconsin public schools over several years, with the most recent data from the 2021-22 school year.
85-89%
(Bottom 50% in WI)
≥80%
(Bottom 50% in WI)
This chart presents a comparison of the graduation rate of Rock River Charter School with the average graduation rate observed in the Janesville School District and Wisconsin public schools over several years, with the most recent data from the 2022-23 school year.
This chart presents a comparison of the graduation rate of Rock University High School with the average graduation rate observed in the Janesville School District and Wisconsin public schools over several years, with the most recent data from the 2022-23 school year.

Students by Grade

Students by Grade
This chart displays the students of Rock River Charter School by grade.
This chart displays the students of Rock University High School by grade.
Grade 9 Students
-
34
Grade 10 Students
23
18
Grade 11 Students
70
24
Grade 12 Students
160
22

Students by Ethnicity

% American Indian
n/a
n/a
This chart presents a comparison of the percentage of students who identify as American Indian at Rock River Charter School, versus the percentage of public school students who identify as American Indian in the Janesville School District and in Wisconsin, utilizing data collected over several years with the most recent figures pertaining to the 2017-18 school year.
n/a
% Asian
1%
n/a
This chart presents a comparison of the percentage of students who identify as Asian at Rock River Charter School, versus the percentage of public school students who identify as Asian in the Janesville School District and in Wisconsin, utilizing data collected over several years with the most recent figures pertaining to the 2023-24 school year.
This chart presents a comparison of the percentage of students who identify as Asian at Rock University High School, versus the percentage of public school students who identify as Asian in the Janesville School District and in Wisconsin, utilizing data collected over several years with the most recent figures pertaining to the 2021-22 school year.
% Hispanic
15%
16%
This chart presents a comparison of the percentage of students who identify as Hispanic at Rock River Charter School, versus the percentage of public school students who identify as Hispanic in the Janesville School District and in Wisconsin, utilizing data collected over several years with the most recent figures pertaining to the 2023-24 school year.
This chart presents a comparison of the percentage of students who identify as Hispanic at Rock University High School, versus the percentage of public school students who identify as Hispanic in the Janesville School District and in Wisconsin, utilizing data collected over several years with the most recent figures pertaining to the 2023-24 school year.
% Black
11%
4%
This chart presents a comparison of the percentage of students who identify as Black at Rock River Charter School, versus the percentage of public school students who identify as Black in the Janesville School District and in Wisconsin, utilizing data collected over several years with the most recent figures pertaining to the 2023-24 school year.
This chart presents a comparison of the percentage of students who identify as Black at Rock University High School, versus the percentage of public school students who identify as Black in the Janesville School District and in Wisconsin, utilizing data collected over several years with the most recent figures pertaining to the 2023-24 school year.
% White
62%
75%
This chart presents a comparison of the percentage of students who identify as White at Rock River Charter School, versus the percentage of public school students who identify as White in the Janesville School District and in Wisconsin, utilizing data collected over several years with the most recent figures pertaining to the 2023-24 school year.
This chart presents a comparison of the percentage of students who identify as White at Rock University High School, versus the percentage of public school students who identify as White in the Janesville School District and in Wisconsin, utilizing data collected over several years with the most recent figures pertaining to the 2023-24 school year.
% Hawaiian
n/a
n/a
% Two or more races
11%
5%
This chart presents a comparison of the percentage of students who identify as two or more races at Rock River Charter School, versus the percentage of public school students who identify as two or more races in the Janesville School District and in Wisconsin, utilizing data collected over several years with the most recent figures pertaining to the 2023-24 school year.
This chart presents a comparison of the percentage of students who identify as two or more races at Rock University High School, versus the percentage of public school students who identify as two or more races in the Janesville School District and in Wisconsin, utilizing data collected over several years with the most recent figures pertaining to the 2023-24 school year.
0.57
0.41
This chart showcases the diversity score of Rock River Charter School, juxtaposed with the average diversity score for public schools in the Janesville School District and Wisconsin, utilizing data that spans several years and includes the most recent figures from the 2023-24 school year.
This chart showcases the diversity score of Rock University High School, juxtaposed with the average diversity score for public schools in the Janesville School District and Wisconsin, utilizing data that spans several years and includes the most recent figures from the 2023-24 school year.

Additional Information

Eligible for Free Lunch
79%
39%
This chart showcases the percentage of students eligible for free lunch at Rock River Charter School, juxtaposed with the average percentage of public school students eligible for free lunch in the Janesville School District and Wisconsin, utilizing data that spans several years and includes the most recent figures from the 2023-24 school year.
This chart showcases the percentage of students eligible for free lunch at Rock University High School, juxtaposed with the average percentage of public school students eligible for free lunch in the Janesville School District and Wisconsin, utilizing data that spans several years and includes the most recent figures from the 2023-24 school year.
Eligible for Reduced Lunch
5%
2%
This chart showcases the percentage of students eligible for reduced-price lunch at Rock River Charter School, juxtaposed with the average percentage of public school students eligible for reduced-price lunch in the Janesville School District and Wisconsin, utilizing data that spans several years and includes the most recent figures from the 2023-24 school year.
This chart showcases the percentage of students eligible for reduced-price lunch at Rock University High School, juxtaposed with the average percentage of public school students eligible for reduced-price lunch in the Janesville School District and Wisconsin, utilizing data that spans several years and includes the most recent figures from the 2023-24 school year.
 
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