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Public elementary school · Simi Valley Unified · Simi Valley, California

Arroyo Elementary

Arroyo Elementary rates 5.6, below most Simi Valley Unified elementary schools, whose rated median is 6.4.

Elementary schools, 1 to 10This campus against public elementary schools around it that are rated on verified state test data.
5.6this school

5.6 on a one-to-ten scale; the Simi Valley Unified median is 6.4.

#6,621 of 9,557 schools in California · Simi Valley Unified: 19 elementary schools rated, median 6.4

The brief

A Simi Valley Unified elementary school serving grades Kindergarten – 6th.

It ranks 6,621 of 9,557 schools in California and 22 of 27 in Simi Valley Unified.

Arroyo Elementary is listed in Simi Valley Unified, and a district label does not verify attendance for an address: confirm the zoned campus with the district before you commit to a street.

Math29%12 points below the California average of 41%2025 CAASPP
Reading36%11 points below the California average of 47%2025 CAASPP
Proficiency declined earlier in the 17-year record (2009–2025), then recovered 8 points since 2021, reaching 33% in 2025.2025 CAASPP; 44 test records from CA state assessments and EdFacts (NCES).

What the rating is made of, each out of 10

Student Progress
6.4
50% of the rating
Academics
6.0
30% of the rating
Resources & Environment
2.9
20% of the rating
About this school's data1 correction under review · rating: low confidence · 6 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 · 3/3 metrics

Multi-year averages used by the rating model: math 29% (multi-year average, 2009-2025) · reading/ELA 42% (multi-year average, 2009-2025).

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 93065; this does not measure the attendance area.

Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2025; directory SY 2023–24

The neighborhood

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

The area

Median income
$113,893
Median home value
$759,700
Median rent
$2,612/mo
College educated
38.4%
Homeownership
72.9%
Poverty rate
7.5%

U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 93065; this is area context, not an attendance boundary.

Getting around

Walk Score
63
Somewhat Walkable
Transit Score
29
Some Transit
Bike Score
65
Bikeable
City reported crime
898/100K
Reported Part-1 offenses (violent + property + arson) per 100,000 residents, from the FBI Uniform Crime Reporting program for Simi Valley. 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 (Simi Valley), 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.

Who goes here

Free or reduced lunch
75.7%
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. 6.2Compare →
  2. 6.2Compare →
  3. 6.0Compare →
  4. 5.9Compare →
  5. 5.7Compare →
  6. Arroyo Elementarythis school
    5.6
  7. 5.6Compare →
  8. Insight @ San Diego0.3 mi · charter
    5.5Compare →
  9. 5.3Compare →
Eight grade-compatible schools using the same rating model sit within 5 miles, and five rate higher than Arroyo Elementary.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.

The record

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

Questions families ask

What grades does Arroyo Elementary serve?

Arroyo Elementary serves students in grades Kindergarten through 6th.

How many students attend Arroyo Elementary?

Arroyo Elementary has an enrollment of approximately 235 students.

What is the student-teacher ratio at Arroyo Elementary?

The student-teacher ratio at Arroyo Elementary is 23.5:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Arroyo Elementary rank in CA?

Arroyo Elementary ranks #6,621 of 9,557 schools in CA.

What is Arroyo Elementary's MySchoolScout rating?

Arroyo Elementary has a current MySchoolScout rating of 5.6 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 Arroyo Elementary?

Based on loaded state assessment records, Arroyo Elementary has 29% math proficiency (multi-year average, 2009-2025) and 42% reading/ELA proficiency (multi-year average, 2009-2025).

Is Arroyo Elementary a charter school?

No, Arroyo Elementary is not a charter school. It is a traditional public school operated by the local school district.

Is Arroyo Elementary a Title I school?

No, Arroyo Elementary is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Arroyo Elementary?

75.7% of students at Arroyo Elementary 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 – 6th
Enrollment
235
Student-teacher ratio
23.5:1
Teachers (FTE)
10
Type
Regular
Title I
No
Setting
Midsize Suburb
County
Ventura County
Rank in district
#22 of 27
Schools in district
27
District spending per student
$15,369
NCES F-33 · FY 2023 · This annual source is three years behind the current year.
District child poverty rate
8.7%
Census SAIPE · 2024
Area population (ZIP 93065)
72,585
Area average commute
28.4 min
Area median age
41.4

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.