Average
#4541 of 9,533 schools in CA
Top 48% in state
John Muir Charter
High School · John Muir Charter District
960 McCourtney Rd. Ste. E, Grass Valley, CA 95949
Enrollment
589
Student-Teacher
16.4:1
Score
6.4
Grades
6th – 12th
Enrollment
589
Student-Teacher
16.4:1
Score
6.4
Grades
6th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Grass Valley
#13 of 21
public schools
California high schools
#929 of 1,892
School environment
9.0 / 10
Exceptional
About John Muir Charter
John Muir Charter is a charter high school located in Grass Valley, California. The school serves students from sixth through twelfth grade with an enrollment of 589 students and maintains a student-teacher ratio of 16.4:1. With 36 full-time equivalent teachers, the school focuses on providing personalized education to its students.
John Muir Charter's academic performance is currently in need of improvement, as reflected by its MySchoolScout rating of 3.6 out of 10 and a state ranking of #7596 out of 9566 schools in California. The school’s ELA/Reading proficiency rate stands at 9% while the Math proficiency rate is just 2%, indicating significant room for academic growth. The school is situated in a town setting within Nevada County, offering students access to local resources and community activities.
Despite challenges, John Muir Charter continues to work towards enhancing educational opportunities for its diverse student body.
What Parents Should Know
While current test scores at John Muir Charter are below average, the school shows strong growth metrics — meaning students are making above-average progress year over year. This upward trajectory can be a positive indicator for families who value a school's ability to help students improve, even if absolute scores haven't caught up yet.
John Muir Charter 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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John Muir Charter — Students at John Muir Charter score 6% proficient, which is below what's typical for similar communities (expected: 22%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
92.9%
Students qualifying for federal meal assistance
Test Scores CA CAASPP (2023-24)
Based on 6 test records from CA state assessments. About our data
Proficiency Trend
→ StableAverage proficiency (% at or above grade level) across Math & ELA over time.
Source: EdFacts (NCES) and state assessment data. Growth score: 8.3/10.
How John Muir Charter Compares
See how John Muir Charter performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has remained stable from 2.5% (2019) to 1.45% (2024). Reading/ELA proficiency has improved from 7.5% (2019) to 9.93% (2024).
Location
960 McCourtney Rd. Ste. E, Grass Valley, CA 95949
Nearby Alternatives
Families considering John Muir Charter may also want to explore other high schools in the area. Bitney Prep High (rated 8.3/10, 2.3 miles away), which scores notably higher. Another option is William & Marian Ghidotti High (rated 7.6/10, 2.3 miles away), which scores notably higher. Additionally, Silver Springs High (Continuation) (rated 6.7/10, 0.5 miles away), with a very similar rating. For more schools in Grass Valley, see our Grass Valley schools guide .
Nearby Schools
20 within 4.1 mi| School | Distance | Rating |
|---|---|---|
| Mount St. Mary Academy Grass Valley | 0.4 mi | — |
| Bell Hill Academy Grass Valley | 0.5 mi | 8.1 |
| Silver Springs High (Continuation) Grass Valley | 0.5 mi | 6.7 |
| Lyman Gilmore Middle Grass Valley | 0.8 mi | 6.3 |
| Grass Valley Charter Grass Valley | 0.8 mi | 6.7 |
| Margaret G. Scotten Elementary Grass Valley | 0.9 mi | 4.5 |
| Yuba River Charter Grass Valley | 1.3 mi | 7.5 |
| North Point Academy Grass Valley | 2.3 mi | 4.2 |
| Union Hill Elementary Grass Valley | 1.9 mi | 6.7 |
| Union Hill Middle Grass Valley | 1.9 mi | 7.5 |
| Nevada Union High Grass Valley | 2.3 mi | 4.9 |
| William & Marian Ghidotti High Grass Valley | 2.3 mi | 7.6 |
| Bitney Prep High Grass Valley | 2.3 mi | 8.3 |
| ECHO RIDGE CHRISTIAN SCHOOL Nevada City | 2.7 mi | 5.5 |
| Echo Ridge Christian School Nevada City | 2.7 mi | — |
| Earle Jamieson Educational Options Nevada City | 3.5 mi | — |
| Deer Creek Elementary Nevada City | 3.7 mi | 5.3 |
| Nevada County Special Education Nevada City | 3.8 mi | 6.0 |
| Seven Hills Intermediate Nevada City | 3.9 mi | 5.9 |
| Forest Charter Nevada City | 4.1 mi | 4.6 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 95949 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$90,309
Median Home Value
$551,700
Median Rent
$1,827/mo
Population
20,709
College Educated
32.3%
Homeownership
86.2%
Avg Commute
28.9 min
Poverty Rate
9.3%
Median Age
54.4
Community Profile
The community surrounding John Muir Charter has a median household income of $90,309. It is an area where 32% of adults hold a bachelor's degree or higher. The median home value in the area is $551,700, with a median rent of $1,827/month. The local poverty rate of 9.3% is relatively low. The average commute for residents is 29 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 |
|---|---|
| Alliance Margaret M. Bloomfield Technology Academy High Huntington Park, CA | 6.4 |
| Bassett Senior High La Puente, CA | 6.4 |
| Del Lago Academy - Campus of Applied Science Escondido, CA | 6.4 |
| Fremont Academy of Engineering and Design Pomona, CA | 6.4 |
| Health Sciences High and Middle College San Diego, CA | 6.4 |
| MENLO SCHOOL Atherton, CA | 6.4 |
Frequently Asked Questions
Common questions about John Muir Charter
What grades does John Muir Charter serve?
John Muir Charter serves students in grades 6th through 12th.
How many students attend John Muir Charter?
John Muir Charter has an enrollment of approximately 589 students.
What is the student-teacher ratio at John Muir Charter?
The student-teacher ratio at John Muir Charter is 16.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does John Muir Charter rank in CA?
John Muir Charter is ranked #4541 out of 9,533 schools in CA.
What is John Muir Charter's MySchoolScout rating?
John Muir Charter has a composite rating of 6.4 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 John Muir Charter?
Based on the most recent state assessment data, John Muir Charter has 1.8% math proficiency and 9.2% reading/ELA proficiency.
Is John Muir Charter a charter school?
Yes, John Muir Charter is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.
Is John Muir Charter a Title I school?
No, John Muir Charter is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for John Muir Charter?
92.9% of students at John Muir Charter 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 (2,743/100K)
FBI UCR 2024. City-level (Grass Valley). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 6th – 12th
- Enrollment
- 589
- Student-Teacher Ratio
- 16.4:1
- Teachers (FTE)
- 36
- Free/Reduced Lunch
- 92.9%
- Type
- regular
- Setting
- Distant Town
- County
- Nevada County
- Phone
- (530) 272-4008
- Data Year
- 2023–2024
Resources & Links
District
John Muir Charter District- District Enrollment
- 589
- Schools in District
- 1
- Per-Pupil Spending
- $14,986
- District Rank
- #1 of 1
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.
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