Sonoma Mountain Elementary

Elementary school·Grades K-6·Charter Petaluma, California·94954
Score
91.1/100
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#416
Among 4,688 California elementary schools
#1
In Old Adobe Union
#1
In Petaluma
Top 9%
In California

Score 91.1/100: better than 91% of California elementary schools on 2024-25 state tests. Schools are only compared with others of the same type in the same state. How we score schools

Performance (state tests, 2024-25)

% met or exceeded standard on state tests in California, all students. Colored bars are green when the school is at or above the average for similar California schools.

English language arts
79%
Similar California schools ≈ 47%, better than 93% of them
219 students tested
Math
72%
Similar California schools ≈ 42%, better than 89% of them
220 students tested
Science
61%
Similar California schools ≈ 34%, better than 88% of them
56 students tested
All California schools (ELA / math)
49% / 37%
State average across every school type, 2024-25
All 12 published results by grade and test

As published by California Department of Education. "Hidden" means the state didn't publish the result to protect student privacy.

SubjectGradeTestResultStudents tested
English language artsGrade 3Smarter Balanced ELA87.556
English language artsGrade 4Smarter Balanced ELA79.654
English language artsGrade 5Smarter Balanced ELA8055
English language artsGrade 6Smarter Balanced ELA66.754
English language artsAll gradesSmarter Balanced ELA78.5219
MathGrade 3Smarter Balanced Math85.756
MathGrade 4Smarter Balanced Math79.654
MathGrade 5Smarter Balanced Math64.356
MathGrade 6Smarter Balanced Math59.354
MathAll gradesSmarter Balanced Math72.3220
ScienceGrade 5CAST60.756
ScienceAll gradesCAST60.756

School profile

Grades
K-6
Students
451
Type
Elementary school
Charter school
Yes
Program
Regular

Students

Enrollment
451
Typical elementary school: 464
Free or reduced-price lunch
14%
Typical elementary school: 72%

District and location

School district
City
Sonoma County

Contact

Address
1900 Rainier Cir.
Petaluma, CA 94954

"Typical" is the middle (median) elementary school in California. Higher or lower is not in itself better or worse. Address, phone and website are as the state reported them to the U.S. Department of Education for 2024-25, so check with the school before visiting. School details: U.S. Department of Education, Common Core of Data (enrollment 2023-24, lunch eligibility 2024-25).

Nearby elementary schools

Straight-line distance. Check the district's attendance zones: living close to a school doesn't guarantee a place.

Location

OpenStreetMap · Google Maps

Sonoma Mountain Elementary at a glance

Sonoma Mountain Elementary is a public elementary school (a charter school) in Petaluma, California, serving grades K-6. It is part of the Old Adobe Union school district. It has about 451 students (a typical California elementary school has 464). About 14% of students are eligible for free or reduced-price lunch, compared with 72% at a typical California elementary school, which is useful context when reading test results.

In 2024-25 state tests, 79% in English language arts (similar schools: 47%) and 72% in math (similar schools: 42%) reached the state standard (% met or exceeded standard). On our score, which compares it only with other California elementary schools, it scores 91.1 out of 100: better than 91% of them, ranking #416 of 4,688. Its English language arts result rose by 10 points from the year before. This overview is generated automatically from published state and federal data; figures are rounded, and you can check the originals via the official sources above.

Compare Sonoma Mountain Elementary with another school

Page updated 2026-10-12.