Below Average
#1900 of 2,102 schools in WI
Rock River Charter School
High School · Janesville School District
31 W Milwaukee St, Janesville, WI 53548
Enrollment
253
Student-Teacher
16.9:1
Score
4.5
Grades
6th – 12th
Enrollment
253
Student-Teacher
16.9:1
Score
4.5
Grades
6th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Janesville
#22 of 23
public schools
Wisconsin high schools
#405 of 499
In district
#20 of 21
Janesville School District
About Rock River Charter School
Rock River Charter School is an alternative high school located in Janesville, Wisconsin. Serving students from sixth to twelfth grade, the school currently has an enrollment of 253 students and maintains a student-to-teacher ratio of 16.9:1 with 15 full-time equivalent teachers on staff. While Rock River Charter School ranks relatively low in academic performance metrics—holding a MySchoolScout rating of 2.0 out of 10 and ranking at the 2th percentile statewide—it focuses on providing an alternative educational experience for its students.
The school's ELA/Reading proficiency rate is 5%, and the Math proficiency rate stands at 5% as well, indicating areas where academic growth can be targeted. Rock River Charter School is situated in a small city setting within Rock County, offering a unique learning environment that aims to meet diverse student needs. Despite its challenges, the school continues to work toward improving educational outcomes for its students while providing a supportive and engaging community atmosphere.
What Parents Should Know
Rock River Charter School is a charter school — a publicly funded school that operates with more autonomy than traditional district schools. Charter schools often have distinct educational models or specialties. Parents should understand the school's specific mission, enrollment process, and how its approach differs from nearby district options.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
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Rock River Charter School — Students at Rock River Charter School score 5% proficient, which is below what's typical for similar communities (expected: 14%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
83.4%
Students qualifying for federal meal assistance
Test Scores WI EDFACTS (2020-21)
Based on 4 test records from WI state assessments. About our data
Proficiency Trend
→ StableAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 4.4/10.
How Rock River Charter School Compares
See how Rock River Charter School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has remained stable from 5% (2019) to 5% (2021). Reading/ELA proficiency has remained stable from 5% (2019) to 5% (2021).
Location
31 W Milwaukee St, Janesville, WI 53548
Nearby Alternatives
Families considering Rock River Charter School may also want to explore other high schools in the area. Monroe Elementary (rated 8.8/10, 2.0 miles away), which scores notably higher. Another option is ST MARY ELEMENTARY SCHOOL (rated 8.5/10, 0.2 miles away), which scores notably higher. Additionally, Washington Elementary (rated 8.5/10, 1.1 miles away), which scores notably higher. For more schools in Janesville, see our Janesville schools guide .
Nearby Schools
20 within 2.0 mi| School | Distance | Rating |
|---|---|---|
| ST MARY ELEMENTARY SCHOOL Janesville | 0.2 mi | 8.5 |
| Preschool 4 Janesville Janesville | 0.6 mi | 5.7 |
| Wilson Elementary Janesville | 0.7 mi | 7.1 |
| ST MATTHEWS LUTHERAN SCHOOL Janesville | 0.9 mi | 5.4 |
| ST PAULS LUTHERAN SCHOOL Janesville | 0.8 mi | 7.2 |
| Roosevelt Elementary Janesville | 0.8 mi | 7.5 |
| Adams Elementary Janesville | 1.0 mi | 6.4 |
| ST JOHN VIANNEY SCHOOL Janesville | 0.9 mi | 7.2 |
| ST WILLIAM CATHOLIC SCHOOL Janesville | 1.0 mi | 5.8 |
| Washington Elementary Janesville | 1.1 mi | 8.5 |
| Craig High Janesville | 1.2 mi | 5.5 |
| Madison Elementary Janesville | 1.2 mi | 7.2 |
| Van Buren Elementary Janesville | 1.5 mi | 8.2 |
| Franklin Middle Janesville | 1.4 mi | 6.0 |
| ARISE Virtual Academy Janesville | 1.4 mi | 5.6 |
| Edison Middle Janesville | 1.9 mi | 7.1 |
| Jefferson Elementary Janesville | 1.8 mi | 7.4 |
| Lincoln Elementary Janesville | 2.3 mi | 7.2 |
| Jackson Elementary Janesville | 2.6 mi | 8.0 |
| Monroe Elementary Janesville | 2.0 mi | 8.8 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 53548 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$74,696
Median Home Value
$226,600
Median Rent
$999/mo
Population
20,509
College Educated
26.7%
Homeownership
67.9%
Avg Commute
21.8 min
Poverty Rate
10.8%
Median Age
40.8
Community Profile
The community surrounding Rock River Charter School has a median household income of $74,696. It is an area where 27% of adults hold a bachelor's degree or higher. The median home value in the area is $226,600, with a median rent of $999/month. The area has a poverty rate of 10.8%. The average commute for residents is 22 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Markesan High Markesan, WI | 4.5 |
| Milwaukee Excellence Charter School Milwaukee, WI | 4.5 |
| Cedar Grove-Belgium High Cedar Grove, WI | 4.6 |
| Kohler High Kohler, WI | 4.6 |
| Marshall High Marshall, WI | 4.6 |
| Omro High Omro, WI | 4.4 |
Frequently Asked Questions
Common questions about Rock River Charter School
What grades does Rock River Charter School serve?
Rock River Charter School serves students in grades 6th through 12th.
How many students attend Rock River Charter School?
Rock River Charter School has an enrollment of approximately 253 students.
What is the student-teacher ratio at Rock River Charter School?
The student-teacher ratio at Rock River Charter School is 16.9:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Rock River Charter School rank in WI?
Rock River Charter School is ranked #1900 out of 2,102 schools in WI.
What is Rock River Charter School's MySchoolScout rating?
Rock River Charter School has a composite rating of 4.5 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Rock River Charter School?
Based on the most recent state assessment data, Rock River Charter School has 5.0% math proficiency and 5.0% reading/ELA proficiency.
Is Rock River Charter School a charter school?
Yes, Rock River Charter School is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.
Is Rock River Charter School a Title I school?
No, Rock River Charter School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Rock River Charter School?
83.4% of students at Rock River Charter School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Explore More Schools
Neighborhood Context
- City Safety
- High (1,991/100K)
FBI UCR 2024. City-level (Janesville). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 6th – 12th
- Enrollment
- 253
- Student-Teacher Ratio
- 16.9:1
- Teachers (FTE)
- 15
- Free/Reduced Lunch
- 83.4%
- Type
- alternative
- Setting
- Small City
- County
- Rock County
- Phone
- (608) 752-8273
- Data Year
- 2023–2024
Resources & Links
District
Janesville School District- District Enrollment
- 9,414
- Schools in District
- 22
- Per-Pupil Spending
- $13,990
- District Rank
- #20 of 21
Other Schools in This District
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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