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Very Good

#2191 of 9,533 schools in CA

Top 23% in state

Sonoma Charter

Elementary School · Sonoma Charter District

17202 Sonoma Hwy., Sonoma, CA 95476

Charter

Enrollment

226

Student-Teacher

25.1:1

Score

7.5

Grades

Kindergarten – 8th

Updated 2022-23

How this school compares

In Sonoma

#4 of 9

public schools

California elementary schools

#1,513 of 5,817

Academic growth

9.6 / 10

Exceptional

About Sonoma Charter

Sonoma Charter serves 226 students from kindergarten through eighth grade in Sonoma, California, operating as a public charter school with 9 full-time equivalent teachers and a student-teacher ratio of 25.1:1. The school has earned a solid 7.0 out of 10 rating from MySchoolScout and ranks in the 76th percentile statewide, placing #2324 among California's 9,566 elementary schools. Academically, Sonoma Charter demonstrates particular strength in English Language Arts, with 55% of students achieving proficiency or above across grade levels.

Mathematics performance shows 42% of students meeting or exceeding proficiency standards, indicating an area with room for continued growth and development. The school draws families from an established community where the median household income reaches $100,734 and 40% of residents hold bachelor's degrees or higher. The neighborhood maintains a relatively low poverty rate of 8.5%, reflecting the area's economic stability.

With median home values at $846,000, the community represents Sonoma County's desirable wine country appeal. Sonoma Charter is situated in a town setting on the fringe of an urban area, offering families the blend of small-town charm and accessibility to broader regional amenities that characterizes this renowned Northern California wine region.

What Parents Should Know

The student-teacher ratio at Sonoma Charter is 25.1:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.

Sonoma 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 · 3/3 metrics
Student Progress9.6Exceptional50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data2
Annual Change+1.55 pts/yr
Data Period2019–2024
TrendImproving
Academics7.5Very Good30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency42.2%
Reading/ELA Proficiency55.8%
Math vs. State Avg-3.5 pts
Reading vs. State Avg+13 pts
Overall Proficiency49%
Expected (poverty-adj.)48%
vs. Expected+0.8 pts
Adjusted Percentile63th
College ReadinessNot Available

Data not available for this school

Resources & Environment2.5Needs Improvement20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio25.1:1
Per-Pupil Spending$12,665

Sonoma Charter — Students at Sonoma Charter score 49% proficient, which is above what's typical for similar communities (expected: 48%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

47.3%

Students qualifying for federal meal assistance

Test Scores CA CAASPP (2023-24)

Math Proficiency 42.2%
School
State
36.8%
ELA Proficiency 55.4%
School
State
45.8%

Based on 16 test records from CA state assessments. About our data

Proficiency Trend

↑ Improving

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
37%
ELA
47%
2024
Math
43%
ELA
56.6%

Source: EdFacts (NCES) and state assessment data. Growth score: 9.6/10.

How Sonoma Charter Compares

See how Sonoma Charter performs across key quality dimensions compared to state benchmarks.

Overall Score
7.5/10
77th percentile in CA
Academic
7.5/10
7.5/10
Growth
9.6/10
Above average
Environment
2.5/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
47%
Teaching Staff
25:1 student-teacher ratio
9 teachers

Location

17202 Sonoma Hwy., Sonoma, CA 95476

Nearby Alternatives

Families considering Sonoma Charter may also want to explore other elementary schools in the area. Kenwood Elementary (rated 8.6/10, 7.4 miles away, in nearby Kenwood), which scores notably higher. Another option is Sassarini Elementary (rated 8.1/10, 2.5 miles away), which scores slightly higher. Additionally, Woodland Star Charter (rated 7.9/10, 4.9 miles away, in nearby Glen Ellen), which scores slightly higher. For more schools in Sonoma, see our Sonoma schools guide .

Nearby Schools

20 within 8.3 mi
School Distance Rating
Flowery Elementary Sonoma 0.2 mi 3.9
NEW SONG SCHOOL Sonoma 0.4 mi
Altimira Middle Sonoma 0.9 mi 5.0
El Verano Elementary Sonoma 1.1 mi 7.7
Hanna Academy Sonoma 0.9 mi
ARCHBISHOP HANNA HIGH SCHOOL Sonoma 1.1 mi 6.7
SOLOQUEST SCHOOL AND LEARNING CENTER Sonoma 2.4 mi
SoloQuest High Scool Sonoma 2.4 mi
ST FRANCIS SOLANO SCHOOL Sonoma 2.4 mi 6.2
Sassarini Elementary Sonoma 2.5 mi 8.1
St. Francis Solano Sonoma 2.4 mi
Creekside High Sonoma 3.2 mi 4.8
Sonoma Valley High Sonoma 3.2 mi 7.7
Adele Harrison Middle Sonoma 3.3 mi 6.0
Prestwood Elementary Sonoma 3.3 mi 5.8
THE PRESENTATION SCHOOL Sonoma 4.0 mi 6.2
Woodland Star Charter Glen Ellen 4.9 mi 7.9
Kenwood Elementary Kenwood 7.4 mi 8.6
Old Adobe Elementary Charter Petaluma 7.3 mi 5.8
HARVEST CHRISTIAN SCHOOL Petaluma 8.3 mi 5.6

Neighborhood Census ACS (2019-2023)

Census data for ZIP 95476 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$108,322

Median Home Value

$882,300

Median Rent

$2,127/mo

Population

35,139

College Educated

41.1%

Homeownership

67.2%

Avg Commute

27.4 min

Poverty Rate

8.1%

Median Age

52.5

Community Profile

The community surrounding Sonoma Charter has a median household income of $108,322. It is a well-educated community where 41% of adults hold a bachelor's degree or higher. The median home value in the area is $882,300, with a median rent of $2,127/month. The local poverty rate of 8.1% is relatively low. The average commute for residents is 27 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
Angeles Mesa Elementary Los Angeles, CA 7.5
BEECHWOOD SCHOOL Menlo Park, CA 7.5
Baypoint Preparatory Academy - San Diego San Marcos, CA 7.5
CARLTHORP SCHOOL Santa Monica, CA 7.5
Elk Hills Elementary Tupman, CA 7.5
Hoover Elementary Burlingame, CA 7.5

Frequently Asked Questions

Common questions about Sonoma Charter

What grades does Sonoma Charter serve?

Sonoma Charter serves students in grades Kindergarten through 8th.

How many students attend Sonoma Charter?

Sonoma Charter has an enrollment of approximately 226 students.

What is the student-teacher ratio at Sonoma Charter?

The student-teacher ratio at Sonoma Charter is 25.1:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Sonoma Charter rank in CA?

Sonoma Charter is ranked #2191 out of 9,533 schools in CA.

What is Sonoma Charter's MySchoolScout rating?

Sonoma Charter has a composite rating of 7.5 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 Sonoma Charter?

Based on the most recent state assessment data, Sonoma Charter has 42.2% math proficiency and 55.4% reading/ELA proficiency.

Is Sonoma Charter a charter school?

Yes, Sonoma Charter is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.

Is Sonoma Charter a Title I school?

No, Sonoma Charter is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Sonoma Charter?

47.3% of students at Sonoma 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.

11 schools nearby View map →

Neighborhood Context

Walk Score
66 Somewhat Walkable
Bike Score
42 Somewhat Bikeable
City Safety
Elevated (1,342/100K)

Powered by Walk Score

FBI UCR 2024. City-level (Sonoma). Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
Kindergarten – 8th
Enrollment
226
Student-Teacher Ratio
25.1:1
Teachers (FTE)
9
Free/Reduced Lunch
47.3%
Type
regular
Setting
Fringe Town
County
Sonoma County
Data Year
2023–2024

District

Sonoma Charter District
District Enrollment
226
Schools in District
1
Per-Pupil Spending
$14,237
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.

Read our full methodology

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