Serving 630 students in grades Kindergarten-8, Tres Rios Elementary School ranks in the bottom 50% of all schools in Arizona for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 18% (which is lower than the Arizona state average of 34%). The percentage of students achieving proficiency in reading/language arts is 23% (which is lower than the Arizona state average of 40%).
The student:teacher ratio of 17:1 is equal to the Arizona state level of 17:1.
Minority enrollment is 95% of the student body (majority Hispanic), which is higher than the Arizona state average of 66% (majority Hispanic).
Quick Stats (2025)
- Grades: Kindergarten-8
- Enrollment: 630 students
- Student:Teacher Ratio: 17:1
- Minority Enrollment: 95%
- Overall Testing Rank: Bottom 50% in AZ
- Math Proficiency: 18% (Btm 50%)
- Reading Proficiency: 23% (Btm 50%)
- Science Proficiency: 10-14% (Btm 50%)
- Source: National Center for Education Statistics (NCES), AZ Dept. of Education
School Overview
Tres Rios Elementary School's student population of 630 students has declined by 24% over five school years.
The teacher population of 38 teachers has declined by 20% over five school years.
Grades Offered
Grades Kindergarten-8
(No virtual instruction)
(No virtual instruction)
Total Students
630 students
Gender %
Total Classroom Teachers
38 teachers
School Rankings
Tres Rios Elementary School ranks within the bottom 50% of all 1,921 schools in Arizona (based off of combined math and reading proficiency testing data).
The diversity score of Tres Rios Elementary School is 0.29, which is less than the diversity score at state average of 0.66. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1389 out of 1921 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
18%
34%
Reading/Language Arts Test Scores (% Proficient)
23%
40%
Science Test Scores (% Proficient)
10-14%
24%
Student : Teacher Ratio
17:1
17:1
American Indian
1%
5%
Asian
n/a
3%
Hispanic
84%
48%
Black
8%
6%
White
5%
34%
Hawaiian
n/a
n/a
Two or more races
2%
4%
All Ethnic Groups
Eligible for Free Lunch
97%
40%
Eligible for Reduced Lunch
23%
10%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), AZ Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Tres Rios Elementary School's ranking?
Tres Rios Elementary School is ranked #1389 out of 1,921 schools, which ranks it among the bottom 50% of public schools in Arizona.
What schools are Tres Rios Elementary School often compared to?
Tres Rios Elementary Schoolis often viewed alongside schools like Country Place Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
18% of students have achieved math proficiency (compared to the 34% AZ state average), while 23% of students have achieved reading proficiency (compared to the 40% AZ state average).
How many students attend Tres Rios Elementary School?
630 students attend Tres Rios Elementary School.
What is the racial composition of the student body?
84% of Tres Rios Elementary School students are Hispanic, 8% of students are Black, 5% of students are White, 2% of students are Two or more races, and 1% of students are American Indian.
What is the student:teacher ratio of Tres Rios Elementary School?
Tres Rios Elementary School has a student ration of 17:1, which is equal to the Arizona state average of 17:1.
What grades does Tres Rios Elementary School offer ?
Tres Rios Elementary School offers enrollment in grades Kindergarten-8 (No virtual instruction).
What school district is Tres Rios Elementary School part of?
Tres Rios Elementary School is part of Littleton Elementary District (4278) School District.
In what neighborhood is Tres Rios Elementary School located?
Tres Rios Elementary School is located in the Estrella Village neighborhood of Tolleson, AZ. There are 5 other public schools located in Estrella Village.
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