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Public elementary school · Littleton Elementary District (4278) · Tolleson, Arizona

Tres Rios Elementary School

Tres Rios Elementary School rates 6.8, right at the middle of Littleton Elementary District (4278)'s elementary schools, whose rated median is 6.6.

Elementary schools, 1 to 10This campus against public elementary schools around it that are rated on verified state test data.
6.8this school

6.8 on a one-to-ten scale; the Littleton Elementary District (4278) median is 6.6.

#833 of 2,019 schools in Arizona · Littleton Elementary District (4278): 8 elementary schools rated, median 6.6

The brief

A Littleton Elementary District (4278) elementary school where students score 22 points above what's typical for similar communities.

It ranks 833 of 2,019 schools in Arizona and 4 of 8 in Littleton Elementary District (4278).

Tres Rios Elementary School is listed in Littleton Elementary District (4278), and a district label does not verify attendance for an address: confirm the zoned campus with the district before you commit to a street.

Math23%13 points below the Arizona average of 36%2025 AASA
Reading29%11 points below the Arizona average of 40%2025 AASA
Proficiency has held near 26% across the 2-year record (2024–2025).2025 AASA; 49 test records from AZ state assessments and EdFacts (NCES).

What the rating is made of, each out of 10

Student Progress
7.8
50% of the rating
Academics
5.0
30% of the rating
Resources & Environment
6.8
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 · 3/3 metrics

Multi-year averages used by the rating model: math 29% (multi-year average, 2009-2025) · reading/ELA 35% (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 AASA · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Derived from source records rather than read directly from one field.
Reading/ELA proficiency
State department of education · 2025 AASA · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • 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 85353; 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, 2009-2025; directory SY 2023–24

The neighborhood

Where it sits, and what the area looks like.
Tres Rios Elementary School 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
$88,867
Median home value
$344,600
Median rent
$1,626/mo
College educated
13.8%
Homeownership
69.7%
Poverty rate
11.6%

U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 85353; this is area context, not an attendance boundary.

Getting around

Walk Score
4
Car-Dependent
Transit Score
0
Minimal Transit
Bike Score
26
Somewhat Bikeable
City reported crime
5,194/100K
Reported Part-1 offenses (violent + property + arson) per 100,000 residents, from the FBI Uniform Crime Reporting program for Tolleson. 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 (Tolleson), 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

Gifted and talented
Available
A program for qualifying students · CRDC via Urban Institute · SY 2021–22

Compare nearby

Grade-compatible schools using the same rating model.
Public-school ratings. Grade-compatible schools within 5 miles, best rated first.
  1. 8.6Compare →
  2. Tres Rios Elementary Schoolthis school
    6.8
  3. 6.0Compare →
  4. 6.0Compare →
  5. 5.9Compare →
  6. 5.7Compare →
  7. 4.9Compare →
  8. 3.7Compare →
  9. 3.6Compare →
Eight grade-compatible schools using the same rating model sit within 5 miles, and one rates higher than Tres Rios Elementary School.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.

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

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 Tres Rios Elementary School serve?

Tres Rios Elementary School serves students in grades Kindergarten through 8th.

How many students attend Tres Rios Elementary School?

Tres Rios Elementary School has an enrollment of approximately 630 students.

What is the student-teacher ratio at Tres Rios Elementary School?

The student-teacher ratio at Tres Rios Elementary School is 16.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Tres Rios Elementary School rank in AZ?

Tres Rios Elementary School ranks #833 of 2,019 schools in AZ.

What is Tres Rios Elementary School's MySchoolScout rating?

Tres Rios Elementary School has a current MySchoolScout rating of 6.8 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 Tres Rios Elementary School?

Based on loaded state assessment records, Tres Rios Elementary School has 29% math proficiency (multi-year average, 2009-2025) and 35% reading/ELA proficiency (multi-year average, 2009-2025).

Is Tres Rios Elementary School a charter school?

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

Is Tres Rios Elementary School a Title I school?

No, Tres Rios Elementary School is not currently a Title I school.

School facts

Grades
Kindergarten – 8th
Enrollment
630
Student-teacher ratio
16.6:1
Teachers (FTE)
38
Type
Regular
Title I
No
Setting
Large City
County
Maricopa County
Rank in district
#4 of 8
Schools in district
10
District spending per student
$10,493
NCES F-33 · FY 2023 · This annual source is three years behind the current year.
District child poverty rate
13.2%
Census SAIPE · 2024
Area population (ZIP 85353)
44,995
Area average commute
28.8 min
Area median age
28.8

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

Related reading

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