Skip to main content

Average

#6877 of 9,539 schools in CA

Heartwood Charter

School · Heartwood Charter District · Petaluma, CA

A charter school in Petaluma, CA where students score 11 points below what's typical for similar communities.

Charter

170 Liberty School Rd., Petaluma, CA 94978

  • Math 38% vs CA 37% (2024)
  • Reading 57% vs CA 46% (2024)
  • 1/5 advanced STEM subjects

Academics

Full Profile · 4/4 metrics
Student Progress9.9Excellent25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data4
Annual Change+1.75 pts/yr
Data Period2020–2024
TrendImproving
Academics6.4Average25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency38.2% (2024 CAASPP)
Reading/ELA Proficiency56% (2024 CAASPP)
Math vs. State Avg-7.5 pts
Reading vs. State Avg+13.2 pts
Overall Proficiency47% (2024 CAASPP, Math+ELA)
Expected (poverty-adj.)58% (model expectation from 2024 CAASPP)
vs. Expected-10.7 pts
Adjusted Percentile49th
College Readiness2.5Needs Improvement30%
Graduation rates, AP course participation, and IB availability.
View breakdown
IB ProgramNo
Resources & Environment2.0Needs Improvement20%
Student-teacher ratio, district spending per student, and attendance.
View breakdown
Student-Teacher Ratio28.6:1
District spending per student$9,780
Chronic Absenteeism7.7%

Students at Heartwood Charter score 47% proficient, which is below what's typical for similar communities (expected: 58%).

How we calculate scores →

2024 CAASPP proficiency

Most recent published year. School vs. CA average.

Math Proficiency38%(2024 CAASPP)
School
State
37%(2024 CAASPP)
ELA Proficiency57%(2024 CAASPP)
School
State
46%(2024 CAASPP)

Trend

↑ Improving

Proficiency has improved 6 points since 2020, reaching 48% in 2024, across a 5-year record (2020–2024).

Show all 4 years by subject
2020*
Math
32%
ELA
52%
2021*
Math
32%
ELA
52%
2022
Math
29%
ELA
46%
2024
Math
38%
ELA
57%

Multi-year averages used by the rating model: math 36% (multi-year average, 2020-2024) · reading/ELA 55% (multi-year average, 2020-2024)

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Based on 20 test records from CA state assessments and EdFacts (NCES).

Equity & diversity

Shown separately, not included in the overall score

Free/reduced lunch

29.5%

Students qualifying for federal meal assistance

How we rate schools

A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.

See how we rate

The neighborhood

Where Heartwood Charter sits, and what the surrounding area looks like.

Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries.

Getting around & local context

  • Walk 17Car-Dependent
  • Bike 25Somewhat Bikeable
  • City Safety: Elevated1,469/100K

Powered byWalk Score

FBI Uniform Crime Reporting · 2024 · city context (Petaluma), not school-level safety or attendance eligibility. Source details

Source period: 2024. Freshness not available.

Programs & students

Programs & Offerings

Advanced STEM Courses1of 5 advanced subjects offered
Algebra II, Advanced Math, Calculus, Chemistry, Physics·CRDC via Urban Institute · SY 2021–22

Compare nearby

Nearby same-level schools

1 from a 5-mile search

SchoolScoreGradesDistanceEnrollmentCompare
South County ConsortiumEnrollment path unverified7.4K–124.8 mi153Compare →

Distance is proximity only; it is not attendance eligibility.

Enrollment path unverified: Potential public school; its attendance or application path has not been classified.

Heartwood Charter District

Schools in district
1
Rank in district
#1 of 1
District spending per student
$9,780NCES F-33 · FY 2023 · This annual source is three years behind the current year.
District child poverty rate
The source release did not match this district identifier.

Heartwood Charter is listed in Heartwood Charter District; a district label does not verify attendance for an address.

About Heartwood Charter

Heartwood Charter is a public school in Petaluma, CA, part of Heartwood Charter District, serving approximately 600 students in grades Kindergarten-12th with a 28.6:1 student-teacher ratio. It holds a MySchoolScout rating of 5.2 out of 10 and ranks #6,877 of 9,539 schools in CA. State assessment records show 36% math proficiency (multi-year average, 2020-2024) and 55% reading/ELA proficiency (multi-year average, 2020-2024).

Frequently asked questions

Common questions about Heartwood Charter

What grades does Heartwood Charter serve?

Heartwood Charter serves students in grades Kindergarten through 12th.

How many students attend Heartwood Charter?

Heartwood Charter has an enrollment of approximately 600 students.

What is the student-teacher ratio at Heartwood Charter?

The student-teacher ratio at Heartwood Charter is 28.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Heartwood Charter rank in CA?

Heartwood Charter ranks #6,877 of 9,539 schools in CA.

What is Heartwood Charter's MySchoolScout rating?

Heartwood Charter has a current MySchoolScout rating of 5.2 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.

What are the test scores at Heartwood Charter?

Based on loaded state assessment records, Heartwood Charter has 36% math proficiency (multi-year average, 2020-2024) and 55% reading/ELA proficiency (multi-year average, 2020-2024).

Is Heartwood Charter a charter school?

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

Is Heartwood Charter a Title I school?

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

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

29.5% of students at Heartwood 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.

School factsNCES Common Core of Data (CCD) (SY 2023–24)

Grades
Kindergarten – 12th
Enrollment
600
Student-Teacher Ratio
28.6:1
Teachers (FTE)
21
Type
regular
Setting
Fringe Rural
County
Sonoma County
Chronic Absenteeism (SY 2022-23)
7.7%
About this school's data

Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.

School directory (enrollment, grades, staff, contact)
NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
  • Source period: SY 2023–24. A newer release may be available.
MySchoolScout rating and rank
MySchoolScout ranking model · Low confidence
  • Vintage not available. Do not use this measure alone.
  • Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
Math proficiency
State department of education · 2024 CAASPP · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Source period: 2024 CAASPP. A newer release may be available.
  • Derived from source records rather than read directly from one field.
Reading/ELA proficiency
State department of education · 2024 CAASPP · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Source period: 2024 CAASPP. A newer release may be available.
  • Derived from source records rather than read directly from one field.
Student progress (growth)
NCES EdFacts · Mixed source periods · Low confidence
  • Vintage not available. Do not use this measure alone.
  • Available for part of the eligible units; results may not represent the full area.
  • Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
Programs (AP/IB, athletics, gifted)
CRDC via Urban Institute · SY 2021–22 · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Source period: SY 2021–22. A newer release may be available.

Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2020-2024; directory SY 2023–24

About our data · How we calculate scores

Related reading

Get school insights in your inbox

New rankings, best-schools lists, and parent guides — delivered free. No spam, unsubscribe anytime.

We respect your privacy. Unsubscribe at any time.