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Charter school · Northwest Prep Charter District · Santa Rosa, California

Northwest Prep Charter

Northwest Prep Charter rates 6.5 on our ten-point scale and ranks 4,479 of 9,557 schools in California.

Schools, 1 to 10This campus on our ten-point scale.
6.5this school

6.5 on a one-to-ten scale.

#4,479 of 9,557 schools in California

The brief

A charter school in Santa Rosa, CA where students score 12 points below what's typical for similar communities.

It ranks 4,479 of 9,557 schools in California and 1 of 1 in Northwest Prep Charter District.

Northwest Prep Charter is a charter school: it enrolls by application rather than by address, so check its enrollment process directly before choosing a neighborhood for it.

Math17%18 points below the California average of 35%2025 CAASPP
Reading46%5 points below the California average of 51%2025 CAASPP
Proficiency has improved 12 points since 2019, reaching 31% in 2025, across a 8-year record (2018–2025).2025 CAASPP; 22 test records from CA state assessments and EdFacts (NCES).

What the rating is made of, each out of 10

Student Progress
8.6
25% of the rating
Academics
4.6
25% of the rating
College Readiness
6.5
30% of the rating
Resources & Environment
6.3
20% of the rating
About this school's data1 correction under review · rating: low confidence · 7 sources, 2019–2025

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

Attendance data is under correction. This existing Resources & Environment score and overall rating may still reflect an unverified attendance input.

Full Profile · 4/4 metrics

Multi-year averages used by the rating model: math 16% (multi-year average, 2018-2025) · reading/ELA 39% (multi-year average, 2018-2025).

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 · 2025 CAASPP · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Source period: 2025 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 · 2025 CAASPP · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Source period: 2025 CAASPP. A newer release may be available.
  • Derived from source records rather than read directly from one field.
Student progress (growth)
State assessments · 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.
Neighborhood (income, housing, education)
U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
  • Older source: ACS 2019–2023 5-year estimates. Use as historical context.
  • Reported for the ZCTA for ZIP 95401; this does not measure the attendance area.
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, 2018-2025; directory SY 2023–24

The neighborhood

Where it sits, and what the area looks like.
Northwest Prep Charter and the 20 nearest schools, each pin colored by its score.Pins are locations, not attendance boundaries. Verify the enrollment path with the district.

The area

Median income
$93,513
Median home value
$628,900
Median rent
$1,978/mo
College educated
28.5%
Homeownership
56.5%
Poverty rate
12.8%

U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 95401; this is area context, not an attendance boundary.

Getting around

Walk Score
16
Car-Dependent
Bike Score
35
Somewhat Bikeable
City reported crime
1,706/100K
Reported Part-1 offenses (violent + property + arson) per 100,000 residents, from the FBI Uniform Crime Reporting program for Santa Rosa. This is a city-level reported-crime measure, not a school safety rating.

Walk, transit and bike scores byWalk Score

FBI Uniform Crime Reporting · 2025 · city context (Santa Rosa), not school-level safety or attendance eligibility. Source details

Source period: 2025. Freshness not available.

Programs and who goes here

What the campus offers, and who it enrolls.

Programs

Advanced STEM courses
2 of 5
Algebra II, Advanced Math, Calculus, Chemistry, Physics · CRDC via Urban Institute · SY 2021–22

Who goes here

Free or reduced lunch
62.7%
Students qualifying for federal meal assistance. Shown separately, never in the score.

NCES Common Core of Data (CCD).

Compare nearby

Grade-compatible schools using the same rating model.
Public-school ratings. Grade-compatible schools within 5 miles, best rated first.
  1. Roseland Charter3.8 mi · charter
    8.0Compare →
  2. Northwest Prep Charterthis school
    6.5
  3. 5.0Compare →
  4. 4.3Compare →
  5. 4.2Compare →
  6. 3.3Compare →
Five grade-compatible schools using the same rating model sit within 5 miles, and one rates higher than Northwest Prep Charter.Public-school ratings. Straight-line distance from this campus. Pins are locations, not attendance boundaries; verify the enrollment path with the district.

Distance is proximity only; it is not attendance eligibility.

Charter · enrollment unverified: Potential charter option; enrollment requirements have not been verified.

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

The record

What is on file, and where each number came from.

Questions families ask

What grades does Northwest Prep Charter serve?

Northwest Prep Charter serves students in grades Kindergarten through 12th.

How many students attend Northwest Prep Charter?

Northwest Prep Charter has an enrollment of approximately 153 students.

What is the student-teacher ratio at Northwest Prep Charter?

The student-teacher ratio at Northwest Prep Charter is 21.9:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Northwest Prep Charter rank in CA?

Northwest Prep Charter ranks #4,479 of 9,557 schools in CA.

What is Northwest Prep Charter's MySchoolScout rating?

Northwest Prep Charter has a current MySchoolScout rating of 6.5 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 Northwest Prep Charter?

Based on loaded state assessment records, Northwest Prep Charter has 16% math proficiency (multi-year average, 2018-2025) and 39% reading/ELA proficiency (multi-year average, 2018-2025).

Is Northwest Prep Charter a charter school?

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

Is Northwest Prep Charter a Title I school?

No, Northwest Prep Charter is not currently a Title I school.

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

62.7% of students at Northwest Prep 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 facts

Grades
Kindergarten – 12th
Enrollment
153
Student-teacher ratio
21.9:1
Teachers (FTE)
7
Type
Regular
Title I
No
Setting
Fringe Rural
County
Sonoma County
4-year graduation
80%+
Class of 2023
Rank in district
#1 of 1
Schools in district
1
District spending per student
Not available
This value was not reported by the source.
District child poverty rate
Not available
The source release did not match this district identifier.
Area population (ZIP 95401)
36,842
Area average commute
22.5 min
Area median age
39.9

NCES Common Core of Data (CCD) (SY 2023–24).

Related reading

Data from NCES Common Core of Data, California Dept. of Education, and U.S. Census ACS for the 2023–24 school year. Rankings computed by MySchoolScout. See all data sources.